The Flesh Eating Land Snails
The Flesh-eating Land Snails - Family Testacellidae Carnivorus Land Mollusks Are Little Known. They Are A Limited Group, Called Class Agnatha, The Jawless Mollusks. Genus Testacella, Cuv. Shell Ear-shaped, Terminal, Minute; Animal Long, Slug-like, Rapacious, Living Underground, Feeding On Earth Worms And Other Mollusks. The Ear Shell Testacella (t. Haliotidea, ...
The Flying Squids And
The Flying Squids And Giant Squids - Family Ommastrephdse. Body Cylindrical, Capable Of Swift Flight Through The Water, Fins United, Posterior, Usually Terminal, Rhomboidal Like Arrow Head; Arms Fitted With Suckers And Cushions, Perfectly Fitted; Mantle Connections Elaborate; Pen Horny, Narrow, Lance-shaped, Tapering Backward To A Hollow Cone; Eyes Cleft ...
The Foot Shell
The Foot Shell Genus Pedum, Brug. Shell Wedge-shaped, Thin, Nearly Smooth, Flattened, Slightly Curved ; Right Valve Convex And Deeply Notched For Passage Of The Byssus. A Single Species Is Known. 406 The Thorny Oysters The Thorny-oyster Foot Shell (p. Spondyloideum, Gmel.) Has An Outline Somewhat Suggesting The Human Foot. ...
The Frog Shells
The Frog Shells Genus Ranella, Lam. The Frog Shells Are Mostly Large And Heavy, With Surface Granulated And Tuberculated. Possibly This Warty Appearance Accounts For The Name. Possibly It Is The Squat Shape Of Some Species, With Their Sprawling Leg-like Tubercled Processes. The Genus Is Distinguished From The Tritons By ...
The Furbelowed Clams Family
The Furbelowed Clams Family Tridacnidae. Shells Equivalve, Regular, Truncated In Front, Very Hard And Heavy; Ligament External; Valves Strongly Ribbed From The Hinge Outward, Ribs Frilled, With Wavy Concentric Hinge With Two Interlocking Teeth; Mantle Closed, But Pedal Opening Large; Foot Finger-like, With Byssal Groove; Shell Muscle Large, Central. Genus ...
The Gem Shells
The Gem Shells Genus Gemma, Desh. Shell Minute, Rounded Or Sub-triangular, Equilateral; Margins Crenulated Within; Hinge Short, Narrow; Muscle Scars Ventral Pallia; Sinus Vertical. Very Small Clams Abundant On The Atlan Tic Coast. From Cape Cod To New York Bay. The Gem Shell Of San Fran Cisco Bay Was Introduced ...
The Giant Squids
The Giant Squids Genus Architeuthis, Steenstrup The Largest Known Cephalopods Now Living. Body Ten To Fifteen Feet Long; Tentacles Thirty To Forty Feet Long. The Horny 456 The Flying Squids And Giant Squids Disks Of The Suckers Are Sometimes As Big As Dinner Plates, According To Some Authorities. These Are ...
The Glassy Snails Family
The Glassy Snails - Family Vitrinidae Genus Vitrina, Drap. Shell Thin, Glassy, Of Few Whorls; Animal Too Large To Be Withdrawn Completely; Tail Short; Mantle Reflected Over Shell. Jaw And Radula Simple. Species About One Hundred, Terrestrial, Living In Moist Situations In Temperate Or Cold Regions. These Mollusks Live In ...
The Hairy Keeled Snails Family
The Hairy-keeled Snails - Family Trichotropidae Shell Thin, Turbinated; Spire Elongated; The Keeled Whorls Bearing An Epidermal Fringe Of Hairs; Aperture Roundish, Angled Below; Lip Sharp; Operculum Laminated; Foot Elongated; Head Broad; Radula Well Developed; Eyes On Sides Of Tentacles. Genus Trichotropis, Brod. Characters Of The Family. Fifteen Species In ...
The Hammer Oysters
The Hammer Oysters Genus Malleus, Lam. Shell Nearly Equivalve, Elongated, Irregular; Dorsal Margin Prolonged Almost At Right Angles With The Valves. A Small Genus Distributed In Chinese And Australian Seas. The Common Hammer Oyster (m. Vulgaris, Linn.) Is The Type, And Lamarck Could Not But Call The Genus Malleus, For ...
The Hares Ear
The Hare's Ear Genus Concholepas, Lam. Shell Heavy, Ovate, Last Whorl Disproportionately Expanded;. Spire Short, Turned Obliquely To Left, Aperture Wide, With Slight Channel At Anterior Margin; Inner Lip Flattened; Outer, With Two Small Teeth; Operculum Small, Inadequate; Exterior Of Shell Strongly Ribbed And Set With Lamellate Scales. Foot Large, ...
The Harp Shells
The Harp Shells Genus Harpa, Lam. Shell Large, Ventricose, Longitudinally Ribbed; Columella Polished, Broad And Fluted Above, Narrow And Smooth Below; Outer Lip Thickened; Aperture Large; Operculum, None. A Very Distinct Genus Of Nine Species, Distributed In All Tropical Waters Except Those Of The Atlantic Ocean. The General Outline Of ...
The Helicinas Familyhelicidae
The Helicinas - Family Helicidae. Shell Top-shaped, Globose Or Depressed; Aperture Semi Lunar; Columella Callous; Lip Thick; Operculum Not Spiral, Made Of Overlapping Plates. Head Bearing A Stout, Blunt Proboscis; Foot Long; Radula Long, Narrow; Jaw Absent. A Tropical Family Of Several Genera, Living In Damp Situations In Forests. Genus ...
The Helmet Shells Cameo
The Helmet Shells - Cameo Shells - Family Cassididae Shell Heavy, Thick, Sub-globular, Or Three-cornered; Spire Short; Whorls Sometimes Varicose; Aperture Long, Ending In Front In A Recurved Channel; Columella Thick, Widely Spread Out, With Folds; Outer Lip Thickened At Margin And Toothed Within; Oper Culum Horny, Concentric, Fan-shaped; Head ...
The Horn Shells Family_p1
The Horn Shells - Family Cerithiidae. Shell Spiral, Much Elongated, Of Many Whorls, Surface Tuberculated; Aperture Channeled In Front; Operculum Horny, Spiral ; The Head Bears Short Muzzle, Slender Tentacles And Stalked Eyes. A Large Family Of Tropical And Sub-tropical Mollusks, Living On Rocks Or Among Marine Vegetation. A Few ...
The Horn Shells Family_p2
Whorls Of Its Graceful Slender Spire. Length, About * Inch. Habitat. Southern California. Sub-genus Cerithiopsis, Forbes And Hanley Shell Small, Rather Cylindrical, Narrow, Tubercled; Whorls Numerous, Narrowing Toward Base; Aperture Small ; Canal Short, Straight; Foot Narrow. Inhabits Northern And Temperate Seas. ...
The Horse Hoof Shells
The Horse-hoof Shells Genus Amalthea, Schum. (hipponyx, Defr.) Shell Thick, Obliquely Conical; Apex Hooked Backward, Not Spiral; Surface Roughened; Muscle Scar Horseshoe Shaped; Body Oval; Foot Thin; Head Round, On Slender Neck; Tentacles Bearing Eyes. Instead Of An Operculum, A Shelly Base Is Formed. The Shell (a. Antiquata, Linn.) Is ...
The Horse Mussels
The Horse Mussels Genus Modiola, Lam. Shell Cylindrically Oblong, Inflated In Front, With Beaks Small, Rounded, Almost, But Not Quite Terminal; Epidermis Often Produced Into A Beard-like Fringe ; Byssus Ample, Fine. Animal As In Mytilus; Flesh Orange Or Red. A Widespread Genus Of Seventy Species, Chiefly Tropical, Includes The ...
The Hungarian Caps
The Hungarian Caps Genus Capulus, Montf. Shell Conical, Without Internal Plate Or Cup; Apex Spiral, Posterior; Muscle Scar Horseshoe-shaped. A Genus Of Few Species, Widely Distributed. The Hungarian Cap (c. Hungaricus, Linn. ) Has No Tassel To Pull Its Peak Over To One Side And Downward, But It Is A ...
The Hungry Snails Family
The Hungry Snails Family Helicidae. Genus Bulimus, Scop. B. Alternatus, Has Irregular Pale Brown And Drab Longi Tudinal Bands Traversing Its Spire. The White Lip Has A Tooth Folded Back Over The Columella. This Mexican Species Is Abun Dant On Bushes In Texas. Dead Shells Often Cover The Ground Beneath. ...
The Iceland Cyprina Family
The Iceland Cyprina - Family Cyprinidae. Shell Regular, Equivalve, Oval, Valves Solid; Epidermis Thick, Dark; Ligament Prominent, Outside; Hinge With Four Large Inter Locking Teeth; Umbones Oblique; Muscle Scars Two, Oval, Polished; Joined By Pallial Line; Mantle United Posteriorly To Form Two Short Ciliated Siphons, Elsewhere Free; Foot Thick, Tongue-like; ...
The Ivory Shells
The Ivory Shells Genus Eburna, Lam. Shell Ovate, Smooth, Ivory-white, Spotted With Orange-red; Epidermis Dark; Whorls Shouldered; Umbilical Area Large, Set Off 69 The Whelks. Trumpet Shells By A Strong Rib; Apertuie White Or Tinged With Violet; Columell. Thickened. Lamarck Erected His Genus Upon A Shell Which Turns Out To ...
The Jingle Shells Family
The Jingle Shells - Family Anomiidae. Shell Thin, Hyaline, Flattened, Usually Warped, With A Large, Deep Notch For The Byssus In The Under Valve, Near The Hinge; Byssus Large, Short, Calcified, Permanently Fastening The Mollusk To A Rock Fragment Or A Shell. Mantle Open, Except At Hinge, Border Double, Fringed; ...
The Key Hole Limpets Family
The Key-hole Limpets - Family Fissurellidae. Shell Broadly Conical, Elevated Or Flattened, Not Pearly, With Apical Or Anterior Anal Slit, Or Hole; Operculum Wanting; Gills, A Pair, Symmetrical; Head Well Developed, With Short Muzzle, Eyes On Outer Bases Of Tentacles On Rudimentary Stalks; Siphon Occupying Notch Or Hole; Foot Fleshy, ...
The Land Slugs Family_p1
The Land Slugs - Family Limacidae. Shell Present Or Absent, Internal Or External, Respiratory Cavity Under Mantle; Radula And Jaw Well Developed. Chiefly Herbivorous Mollusks, Creeping About In Woods And Gardens, After Rains, At Dusk, Or While The Dew Is On The Ground. Some Suspend Themselves By Glutinous Threads From ...
The Land Slugs Family_p2
This Unwelcome Immigrant May Be Recognised By Its Grooved And Tubercled Back, Which Ranges From White To Black, Through Yellow And Brown. Its Plentiful Slime Is White And Viscid. It Eats Earthworms And Insects Beside Its Regular Diet. This Species Is About I Inches Long. It Is Native To Europe, ...
The Land Snails Helices_p1
The Land Snails Helices - Family Helicidae. Shell A Well Developed Spiral; Lip Smooth, Or Drawn In By A Row Of Teeth: Animal Withdraws Wholly Into Shell; Jaw Strong, Usually Orange-coloured, Coarsely Or Finely Ridged; Central Tooth Of Radula Tricuspid; Laterals, Tricuspid Or Bicuspid; Marginals Usually Wider Than High, Short, ...
The Land Snails Helices_p2
The Roman, Or Apple Snail (h. Pomatia, Linn.) Of Europe Stands Preeminent Among The Multitude Of Species In Helix. 1 T Is Typical Of The Whole Genus, Though In Size And Ornamentation The Tropical Species Far Excel It. Oriental And Latin Races Have Brought It To This Country, And Successfully ...
The Land Snails Helices_p3
This Farm Was Visited In 1896. It Then Had Sixty To Eighty Thousand Snails, All Alike, Except That Some Were Slightly Darker Than Others. The Farm Consists Of A Large Meadow Fenced In From The Road By Boards A Foot High. The Owner Employs People To Collect Snails From The ...
The Land Snails Helices_p4
Slime Of Slugs And Snails Was Counted A Sure Cure For Eczema. Credit Is Still Given To This Remedy By Intelligent People. A 261 The Land Snails. Helices Naturalist Writing To The Journal Of Conchology Mentions That When Working In His Garden Toward Evening He Is Often Bitten By Midges. ...
The Lantern Shells
The Lantern Shells Genus Periploma, Schum. Shell Oval, Valves Very Unequal, Left Valve Deeper, Posterior End Contracted; Lining Pearly; Hinge With Narrow, Oblique Spoon The Duck-bill Shells And Lantern Shells Shaped Process In Each Valve, Usually A Triangular Ossicle Between; Siphons Separate, Long, Slender. About A Dozen Species Distrib Uted ...
The Limpets Tent Shells_p1
The Limpets. Tent Shells - Family Acmieidie. Shell Bowl-shaped, Conical, With The Apex A Little In Front Of The Middle, Not Spiral At Any Stage Of Development; With Distinct Internal Border Of The Aperture; Lining Never Iridescent; A Free Branchial Plume At Left Above Neck; Radula Lacks Middle Teeth. Mostly ...
The Limpets Tent Shells_p2
Var. Limulata, Cpr., Has A Black Band Around The Apex, And A Black Border Inside The Aperture. The Rest Of The Interior 232 The Limpets. Tent Shells Is Olive Green. A Cap-shaped Form, With Coarse Sculpturing Is The Extreme Of Variation In This Species. Length, I 1 Inches. Habitat. California. ...
The Liotias Familyliotiidae
The Liotias - Family Liotiidae. Shell Small, Solid, Turban-shaped, Body Whorl Large, With Longitudinal And Spiral Ribs And Thickened Lip; Aperture Round; Operculum Many-whorled, Horny, With Limy Layer. Genus Liotia, Gray Characters Of The Family. Chiefly Tropical Species, In Pacific And Indian Oceans. A Few West Indian Species. Two Small ...
The Little Agate Shells
The Little Agate Shells Family Achatinellid/e Shell Small, Conical, Dextral Or Sinistral, Solid; Columella Plaited, Lip Thickened Within The Aperture. Genus Achatinella, Swains. Shell Smooth, Whorls Six Or Seven, Banded And Spotted With Bright Colours; Columella Short, Callous, Or Toothed, Often Twisted; 276 The Agate Shells Aperture Small. A Very ...
The Little Beak Shells
The Little Beak Shells Genus Rostellaria, Lam. The Comparative Variability Of Certain Of These Shells Has 121 The Conch Shells Made Demand For Them Among Collectors. A Little One, R. Powisii, Petit, Rare But By No Means The Most Beautiful Species, Brought Zoo Francs At A Sale In 1877. ...
The Little Screw Shell
The Little Screw Shell Genus Terebellum, Lam. Shell Slenderly Conical, China-like, Spire Blunt; Aperture Narrow, Notched; Lip Sharp, Simple; Columella Straight, Truncate; One Eye Pedicel Very Long, Protruded Through The Anterior Notch In The Shell. The Creature Is Shy And Sensitive To Disturbance. While Taking Observations It Is A Object, ...
The Looping Snails Family
The Looping Snails - Family Truncatellidae. Shell Very Small, Elongated, Truncated; Aperture Round; Lip Continuous. Animal With Small Foot And Head; Snout Large, As Long As The Body. Amphibious Mollusks, Inhabiting Salt Marshes And Stream Borders, Where They Walk By Looping Along Like Measuring Worms, Using The Foot And Snout. ...
The Lucinas Familylucinidae
The Lucinas - Family Lucinidae. Shellcircular, Equivalve, With Small, Depressed Beaks And Distinct Lunule; Hinge Teeth, Cardinals Two, Laterals Two, Or Tooth Less. Animal Without Siphons; Foot Very Long, Vermiform, Hollow; Two Or Four Gills, Often Modified Into Brood Chambers, Their Tissues Occupied By Eggs. A Tropical Family Living In ...
The Many Armed Mollusks Class
The Many-armed Mollusks - Class Cephalopoda. Highly Organised Marine Mollusks, Of Carnivorous Habits, Moderate To Large Size, And Of Great Strength And Swiftness Of Motion. Shell Absent, Except In Nautilus. Body Cylindrical Or Bag-like, Bilaterally Symmetrical. Head Encircled By Arms Or Tentacles Which Are Furnished With Sucking Disks Or Hooks. ...
The Margin Shells Family
The Margin Shells - Family Marginellidae. Shell Pear-shaped, Porcelanous, Smooth Or With Ribs, Polished; Spire Short Or Immersed; Body Whorl Large; Aperture Nearly The Whole Length Of The Shell; Outer Lip With A Narrow, Thickened Margin, Toothed Or Smooth Within; Columella Distinctly Plaited; Operculum Usually Wanting; Foot Large, Square In ...
The Melon Shells
The Melon Shells Genus Melo, Linn. Shell Large, Thin, Ventricose, Ovate; Spire Short, Depressed, With Knobbed Apex; Whorls Few, Smooth, Angled, Coronated Or 84 The Volutes And Melon Shells Not, Posteriorly; Aperture Wide, Oblong; Columella With Several Oblique Folds; Outer Lip Simple, Acute, Cut Off In Front. Tropical Carnivorous Genus ...
The Mitre Shells Family
The Mitre Shells Family Mitridae. Shell Fusiform, Solid, Sometimes Ovate-oblong; Spire Pointed, Never Papillary; Columella Plaited, The Smallest Plaits Nearest The Base; Aperture Narrow, Often Half As Long As The Shell; Lip Thin, Usually Toothed; Epidermis Thin Or Wanting. Animal With Small, Narrow Head, Bearing Tentacles With Eyes And A ...
The Moon Shells And_p1
The Moon Shells And Velvet Shells - Family Naticidae Shell Globular Or Ear-shaped, With Wide Aperture; Foot Very Large, Prolonged In Front And Behind; Radula Large; Mantle Often Engulfing The Shell. Predatory Mollusks Which Burrow In The Sand For Bivalves. Genus Natica, Lam. (lunatia, Gray) Shell Oval, Globular, Solid, Porcellanous, ...
The Moon Shells And_p2
Habitat. Maine To New Jersey. 144 The Moon Shells And Velvet Shells The Western Moon Shell (n. Lewisii, Gld.) Is The Largest Species Known. The Shell Is Lighter And Thinner Than In N. Heros. Faint Spiral Striations Are Seen On The Whorls; The Body Whorl Has An Angular Shoulder. The ...
The Murex Shells Rock
The Murex Shells. Rock - Family Muricidae. Shell Spiral, Fusiform, With Anterior Canal Or Notch; Whorls Thickened By Varices Or Nodules At Each Rest Period Of Growth; Aperture Roundish; Operculum Horny; Mantle Enclosed, With Ruffled Border Whose Extension Lines Anterior Canal; Foot Broad, Simple; Eyes Present; Branchial Plumes, Two; Radula ...
The Mussels And Rock_p1
The Mussels And Rock- Eaters - Family Mytil1dae. Shell Elongated Or Oval, Beaks Anterior ; Hinge Toothless ; Ligament Long, Internal ; Shell Lining Pearly ; Periostra Cum Thick, Dark, Often Hairy. Mantle Open Except Between Siphonal Openings; Four Gills, Elongated, Leaf-like, Attached To The Mantle At Their Dorsal Margins; ...
The Mussels And Rock_p2
A Tuft Of Coarse, Black Hairs Attaches The Mussel To Its Sup Port. A Word As To Its Origin And Use Will Answer A Very Natural Curiosity Which The Sight Of It Always Arouses. Nobody Would Guess That It Is An Organ Of Locomotion, But That Is Precisely What It ...
The Naked Sea Slugs
The Naked Sea Slugs Sub-order Nudibranchiata. Shell Wanting In Adults; No Proper Gills Nor Osphradium; Body Soft, Worm-like, With Many And Elaborately Branched Tentacular Processes, Called Cerata, On The Back And Sides; Skin Stiffened By Spicules Of Lime; Jaw And Radula Usually Present. Mollusks Live In Shallow Water, Gliding About ...
The Notch Side Shells Family_p1
The Notch-side Shells Family Pleurotomidae Genus Pleurotoma, Lam. 2 To 3 Inches. Habitat. California. The (p. Perversa, Gabb.) Coils Its Ten Or Twelve Rounded Whorls So That The Aperture Is On The Left Side, Contrary To The Usual Univalve Rule. This Is A Slim Little Shell With Very Graceful Curves, ...
The Notch Side Shells Family_p2
...
The Nut Shells Family
The Nut Shells - Family Nuculidae. Shell Bivalve, Three-cornered Or Oval, Small, Pearly Inside, Hinge Formed Of Small, Comb-like Teeth, Interrupted By A Central Pit For The Ligament. Genus Nucula, Lam. Bears About Twelve Teeth In Front And Forty Or More Behind The Beaks. The Ribs Are Concentric. This Deep ...
The Olive Shells Rice_p1
The Olive Shells. Rice Shells. Harp Shells - Family Olividae Shell Cylindrical Or Fusiform, Spiral, Highly Coloured, Por Celanous, Polished; Without Epidermis; Columella, Lip, Sutures And Spire More Or Less Covered With Enamel Deposits; Outer Lip Simple; Aperture Long, Obliquely Notched Below; Operculum Small Or Wanting; Foot Large, Grooved Above, ...
The Olive Shells Rice_p2
The Shells Are Offered For Sale In Quantities By Curio Dealers In Coast Towns. Portieres Are Made By Stringing These Shells, Prepared By Grinding Off The Apex. I Have Seen Stringers Alter Nate Shells With Glass Beads. To Many People These Clattering Strands Seem Desirable Household Impedimenta To Hang In ...
The Orb Snails Trumpet
The Orb Snails. Trumpet Snails Genus Planorbis, Guettard Shell A Flattened, Bi-concave, Dextral Coil, Spire Depressed; Aperture Small, Rounded; Margin Simple, Upper Margin Produced. 29 The Pond Snails Animal With Short, Ovate Foot, Short Head And Slender Tentacles. Sluggish Snails, In Stagnant Or Slow Running Water. Distribution World-wide. The Three-coiled ...
The Ostrich Foot Shell
The Ostrich-foot Shell Genus Struthiolaria, Lam. Shell Oval Oblong, Spire Turreted, Whorls With Angled, Knobbed Shoulder; Aperture Roundish, Narrowed By The Thickening And Flattening Of Both Lips; Operculum Short, Claw-like, With Apical Projection. This New Zealand Genus, Containing Three C7 Four Species, Is Allied With Strombus And Rostellaria. The Form ...
The Otter Shells
The Otter Shells Genus Lutraria, Lam. Shell Oblong, Gaping At Both Ends; Cartilage Plate Prominent, Triangular, With One Or Two Small Teeth Anterior To It; Pallial Sinus Deep, To Accommodate The Long, United, Leathery Coated Siphon. Mantle Closed E Cept At Opening For The Protrusion Of The Strong Foot; Gills ...
The Owl Shell
The Owl Shell Genus Scurria, Gray Shell Large, Oval, Depressed, Apex Far Toward Front Margin, Radiating Ridges Obscured, Except Near Margin, Back Brownish 233 The Limpets. Tent Shells Gray, Spongy, Eroded, Lining Polished, Darkest Colour In Bands From Margin Inward, Centre Brown And White. Scar Of Muscle Horse-shoe Shaped. Animal ...
The Oyster Drill Family
The Oyster Drill Family Muricidae. Genus Urosalpinx, Stimps. 38 The Oyster Drill Orous "snails." Through This Hole The Soft Parts Are Sucked; The Solid Flesh May Be Picked At Leisure From Between The Gapingvalves. At Intervals The Oysterman Drags His "tangle," A Great Mop Made Of Untwisted Rope Fibre, And ...
The Oysters
The Oysters. "hech, Sirs! But The Month O' September's The Month After My Ain Heart And Worth Ony Ither Two In The Year Comin' Upon You, As It Does, After May, June, July And August, Wi' Its R And Its Eisters Ilka Shell As Wide 's My ...
The Pearly Fresh Water Mussels_p1
The Pearly Fresh-water Mussels - Family Unionidae. Shell Pearly, With Thick Periostracum; Hinge Variable, With Or Without Teeth Of Schizodont Type, All Genera Show At Least Vestiges Of Teeth Arranged As Pseudo-cardinals And Laterals; Beaks Sculptured Usually, Often Showing Remains Of Nuclear Shell, Eroded When Old, As A Rule; Pallial ...
The Pearly Fresh Water Mussels_p2
The Type Described Above Is Q. Metanevra, Raf. It Occurs In The Mississippi Drainage Area Except In Its Southern Portion, And Extends To The Tennessee And Arkansas Rivers. It Is One Of The Striking Species. A Row Of Nodules Go Down The Posterior Ridge. Smooth Pads When Filled With Young; ...
The Pearly Fresh Water Mussels_p3
...
The Pelicans Foot
The Pelican's Foot Genus Aporrhais, Dillw. Shell Spiral With Whorls Angled And Set With Knobs; Outer Lip Much Expanded, Ending In Two To Three Flattened Fingers, As 122 The Conch Shells Long As The Shell Proper; Posterior And Anterior Canal Prominent. Four Species In The North Atlantic. The Pelican's Foot ...
The Pen Shells Sea
The Pen Shells. Sea Wings. Fin Shells - Family Pinnidie. Genus Pinna, Linn. Shell Equivalve, Wedge-shaped, Oblique, Thin, Fragile, And Generally Scaled; Hinge Lateral, Toothless; Umbones Terminal Anterior; Ligament In Long Groove; Mantle Double-fringed; Foot Long, Spinning Strong Cord. Osphradium Developed Into A Finger Like Process That Can Be Extended ...
The Periwinkles And Chink_p1
The Periwinkles And - Chink Shells - Family Littorinidae Shell Spiral, Turbinate Or Globular, Not Pearly; Aperture Oval Or Circular, Entire; Lip Simple; Columella Thickened, Flattened; Operculum Horny, Of Few Coils; Snout Wide, Short; Eyes On Swellings At Outer Bases Of The Long Tentacles; Foot Broad And Square In Front ...
The Periwinkles And Chink_p2
Habitat.florida To New York. The Rough Winkle (l. Rudis, Don) Is At Best Scarcely Half An Inch In Length, With Rounded Whorls Separated By Deep Sutures. The Female Carries Her Eggs Until They Hatch, Hence The Last Whorl Is Fully Two-thirds Of The Whole Shell And The Round Mouth Is ...
The Pernas
The Pernas Genus Perna, Brug. Shell Nearly Equivalve, Squarish, Flattened, Right Valve With Byssal Sinus; Hinge Broad, Crossed By A Series Of Ligamental Grooves; Umbones Small, Often Terminal And Hooked. A Small Genus With Variable Forms In Tropical Seas, Chiefly Eastern. The Saddle Perna (p. Ephippium, Linn.) Is Well Named ...
The Pheasant Shells Family
The Pheasant Shells - Family Phasianellidae. Genus Phasian Ella, Lam. European And North American Pheasants Are Seen With Great Est Satisfaction Under A Microscope. P. Pulla, Linn., Less Than 1 Inch Long, Occurs From England To The Azores And On Mediter 207 The Pheasant Shells Ranean And Adriatic Beaches. Some ...
The Piddocks Familypholadidie
The Piddocks - Family Pholadidie. Shell Bivalve, Gaping At Both Ends; Valves Thin, White, Hard, Brittle, With Rasp-like, Overlapping Laminations In Front; Hinge Plate Reflected Over The Umbones And A Long Curved, Spoon-like Process Under Each, For The Attachment Of Muscles; Accessory Valves Often Present, External To The Original Shell; ...
The Plaited Shells
The Plaited Shells Genus Plicatula, Lam. Shell Irregular, Oblique, Attached By Umbo Of Right Valve; Valves Usually Plaited. Few Living Species. The Plaited Shell (p. Ramosa, Lam.) Is A Little Flattened Clumsy Bivalve, With Rusty Hair Lines On The Plaited Surface. The Hinge Locks By Two Teeth On The Left ...
The Pond Snails Family_p1
The Pond Snails - Family Limnaeidae. Shell Fragile, Variable In Form, Horn-coloured, Usually With An Oblique Fold On The Columella; Outer Lip Simple, Acute. Head With Broad Muzzle, Dilated At The End; Mouth With One Or More Jaws, Radula Armed With Numerous Quadrate Teeth; Tentacles Flattened, Eyes Sessile At Inner ...
The Pond Snails Family_p2
Three Stages Of Its Life Are Passed, Three Generations Of Progeny Developed, Within The Body Of This Long-suffering Snail. From The Liver The Parasites Pass Out. Following Their Fateful Programme They At Once Climb Upon The Stems Of Marsh Grasses And Encyst Themselves For A Dormant Period That May Never ...
The Pond Snails River
The Pond Snails - River Snails - Family Viviparidie (paludinidae). And A Single Row Winding To The Truncated Apex. This Shell Is The Handsomest In The Family. It Is Found On Masses Of Crumbling Limestone Fallen From The River Banks. The Greenish Epidermis Contrasts Pleasingly With The Rich Purple Or ...
The Pouch Snails Bladder
The Pouch Snails. Bladder Snails Genus Physa, Drap. Shell Sinistral, Oblong, Thin, Polished, Of Few Whorls; Aper Ture Oval, Anterior Margin Not Dilated; Outer Lip Acute; Inner Lip Reflexed Over Columella; Foot Long, Pointed Behind; Mantle Margin Fringed, Reflected Over Shell Edges; Tentacles, Long, Thread Like. , Distribution World-wide. ...
The Purples Dog Winkles_p1
The Purples. Dog Winkles Family Muricidae. Sub-family Purpurinl Shell Bears Nodules But No Varices; Columella Flattened, Spread Out; Canal Short, Or A Mere Notch; Operculum Oblong, With Lateral Nucleus. A Large Sub-family Whose Boundaries Can Not Be Definitely Set At Present. Genus Purpura, Brug. Shell Oblong-oval, Last Whorl Large; Spire ...
The Purples Dog Winkles_p2
Habitat. Philippines. The Large Species Were Commercially Important In The Earliest Times Because They Yielded More Of The Precious Dye Than The Smaller Kinds. The Rock Purple Or Dog Winkle (p. Lapillus, Linn.) Is One Of The Best Known Inhabitants Of Northern Rocky Coasts On Both Sides Of The ...
The Pyramid Shells Obelisk
The Pyramid Shells - Obelisk Shells - Family Pyramidellidae Shell Slenderly Spiral, Of Many Whorls, Coiled To The Left; Aperture Entire; Columella With One Or More Folds; Operculum Horny; Foot Extending Far Beyond Head; Proboscis Long, Retractile; Radula Wanting; Tentacles Flattened, Ear-shaped, Channeled Outside. This Family Includes But One Genus ...
The Pyramid Snails_p1
The Pyramid Snails Genus Pyramidula, Fitz. (patula Of Recent Authors) Shell Cone-shaped To Flat Disk-shaped, With Open Umbilicus; Opaque, One-coloured, Banded Or Flame-streaked; Whorls Rounded Or Keeled; Aperture Rounded; Lip Thin, Simple. Foot Undivided, Lateral Margin With A Border Set Off By A Groove. No Mucus Foot Pore; Eye Peduncles ...
The Pyramid Snails_p2
The Painted Snail (p. Picta, Born.), One Of The Most Gaily Dressed Of Land Snails, Lives In Trees. Individuals Are Quite Different In Colouring; This Accounts For The Large Number Of Named Varieties. The Ground Colour Has Its Beauty Heightened By Narrow Stripes Of Darker, Contrasting Colours, That Outline The ...
The Pyramid Snails_p3
Habitat. Vancouver Island To California. E. Mormomum, Pfr., Has A More Flattened Spire. The Thin Body Whorl, Pale Reddish, With Arching Stria, Is Adorned By A Chestnut Band, Doubly Edged With White. The Aperture Is Ear Shaped And Oblique, Its Rim White And Recurved. Diameter, I Inch; Height, Inch. Habitat. ...
The Razor Shells Razor_p1
The Razor Shells. Razor Clams - Family Solenidae. The Flesh Of The Razors Is Counted A Delicacy Along European Coasts. We Have Not Yet Learned To Appreciate The Clear Pink Or Yellowish White Flesh, Having Never Tasted It. We Have Not Taken Time To Bother With Small, Thin Clams, Having ...
The Razor Shells Razor_p2
Genus Ensis, Schum. Shell Elongated, Transverse, Curved Or Straight, Gaping And Squarish At Ends; Siphons Short, Divided; Hinge Teeth Two And Three At Upper, Anterior Angle. Very Similar In Structure To Solen, With Which It Is Constantly Confused. Fourteen Species, In Temperate And Warm Seas. The Sword Razor (ensis Directus, ...
The Rice Shells
The Rice Shells Genus Olivella, Swains. This Genus Is Very Small In Number Of Species, And In Size Of The Shells. These Are Cylindrical, Produced Into Tapering Spires; They Have Thin Horny Operculums. The Mollusks Live Under The Surface On Sandy Beaches. A Lifted Pellet Of Sand Reveals Their Presence. ...
The River Snails Family_p1
The River Snails - Family Streptomatidae. Shell Turreted Or Ovate; Aperture Angled Or Channeled In Front; Epidermis Olive-hued; Operculum Sub-spiral; Mantle Not Fringed. An Oviparous Group Of Five Hundred Species, Con Fined To The United States Except For A Few West Indian Species. They Are Found Chiefly In The Headwaters ...
The River Snails Family_p2
Habitat. Tennessee. Sub-genus Pleurocera, Raf. Shell Elongated, Conical, Regular; Aperture With Short Canal; Columella Without Callus. Tryon Describes Eighty-two Species. The Ponderous Pleurocera (a. Ponderosa, Say) Is A Heavy Cone Of Flat Coils, The Last One Keeled. The Short Lip Canal Turns To The Left. The Surface Is Olive, The ...
The Rock Borers Family Saxicavidie
The Rock-borers Family Saxicavidie. Genus Saxicava, F. De B. Meris Arcticus, Lam.) Is Found Off New England Coasts And Dis Tributed By Way Of Arctic Seas To Norway And Asia. Its Trape Zoid Shell Is Thick, And Each Valve Is Divided Into Equal Triangular Thirds By Two Raised Ribs That ...
The Rock Dwellers Family Petricolidae
The Rock-dwellers Family Petricolidae. Shell Oval, Thin, White, Gaping Behind; Hinge With Two Or Three Teeth, No Laterals; Pallial Sinus Deep; Epidermis Thin; Mantle Thickened And Recurved Over Shell At Edge, Closed In Front, Except For Small Pedal Opening, Foot Narrow, Pointed; Siphons Long, Sep Arate At Least Part Way, ...
The Rock Eaters
The Rock-eaters Genus Lithodomus, Cuv. Shell Thin, Cylindrical, Inflated In Front, Wedge-shaped Be Hind ; Surface Finely Striated, Often Wrinkled And Furrowed ; 391 The Mussels And Rock-eaters Dorsal Line Short; Beaks Minute, Incurved; Epidermis Thick, Dark ; Lining Pearly. When Young, These Mussels Are Suspended To Rocks By The ...
The Rock Oysters Family
The Rock Oysters Family Chamidae. Shellthick, Roundish, Irregular; Valves Unequal, Ornamented With Spines, Scales Or Laminae; Beaks Sub-spiral; Hinge Formed By A Tooth Fitting Into A Pit; Ligament External; Mantle Closed, Gills Four, Unequal; Foot Small; Siphon Small. Large Part Of Family Now Extinct. Genus Chama, Linn. Characters Of The ...
The Rock Venuses
The Rock Venuses Genus Venerupis, Lam. (rupellaria, Fl. De Bellevue) Shell Bivalve, Gaping, Elongated; Beaks Well Forward; Posterior Truncated; Surface Decorated With Concentric, Frill-like Laminae. Thirty Species. Mollusks Live In Holes In Rocks, Attached By Byssus. They Frequent Temperate And Cold Seas. The Frilled Rock Venus (v. Lamellifera, Conr.) Nestles ...
The Round Mouthed Snails Family
The Round-mouthed Snails - Family Cyclostomidae. Shell Spiral, Often Depressed, Not Much Elongated; Mouth Round, Lip Simple; Operculum Spiral, Circular; Foot Long; Lingual Teeth Hooked, Recurved, In Seven Rows; Mouth Proboscis-like, Without Jaws; Air Sac On Back Of Neck, With Open Mouth; Sexes Distinct; Reproduction Oviparous. A Large Family Of ...
The Scallops Comb Shells_p1
The Scallops. Comb Shells - Family Pectinidae. Shell Bivalve. Free Or Attached, Orbicular, Ribbed, Unequal, With Ear-like Extensions Of The Hinge Line; Internal Ligament In Pit Under Beak; Foot Small, Finger-like, With Large Byssal Gland; Mantle Open, With Double Border Of Fringed Tentacles, And Row Of Conspicuous Eyes; Siphons None. ...
The Scallops Comb Shells_p2
The "quin" And The Great Scallop Are The Edible Species Of Europe. Ours Is The Widely Distributed P. Irradians. The Shells Of All Large Species Are Used To "scallop" Oysters In. They Have Always Served As Drinking Cups; The Flat Valves As Plates. Fancy Articles Made Of These Shells Load ...
The Scallops Comb Shells_p3
Habitat. Japan. The Knobbed Scallop (p. Nodosus, Linn.) Has Blunt Nodules Along The Nine Strong Ribs; Those Near The Ventral Margin Are Squamose Folds Apparently Knobs In An Unfinished State. The Two Valves Are Alike, Flattened, And A Uniform Rich, Dark Orange Or Red. The Large Ears Are Unequal. ...
The Scallops Comb Shells_p4
Interior Is White, With A Soft Lustre, And A Rim Of Bright Yellow. Diameter, 4 To 5 Inches. Japan. The Scallop (p. Varius, Linn.) Ought To Be Mentioned For It Is Seen In Many American Cabinets And Always Attracts Attention. The Arching Valves Are Scored Into Twenty To Thirty Sharp ...
The Scorpion Shells Spider
The Scorpion Shells. Spider Shells Genus Pterocera, Lam. Grow Out As Hollow Canals Containing Filaments From The Mantle Margin. Ultimately They Become Solid. The Surface Bears Strong Knobs And Ridges, And The Smooth, Polished Aperture Has A Pink Or Orange Lining. Tropical Seas Of The Eastern Hemisphere. ...
The Screw Shells Tower
The Screw Shells - Tower Shells - Family Turritellidae Shell A Long Slender Spire Of Many Whorls With Revolving Strim And Fine, Curved Lines Of Growth; Mouth Oval, Or Four-angled; Lip Thin; Operculum Spiral, Horny; Head With Broad Snout; Eyes On Bases Of Long Spreading Tentacles; Mantle Edge Fringed; Gill ...
The Sea Bottle Shells
The Sea Bottle Shells Genus Mytilimeria, Conr. Shell Bivalve, Rounded-oval, Thin, Fragile, Usually Inflated, With Terminal Spiral Beaks, Somewhat Distant. Hinge Without Teeth; Epidermis Thin. Species Few. Habitat. Puget Sound. Genus Pandora, Hwass Shell Unsymmetrical, Right Valve Flat, Left One Convex, Close Shut, Attenuated Behind; Two Diverging Grooves From Apex ...
The Sea Butterflies Class
The Sea Butterflies - Class Pteropoda. A' Pelagic' Group Of Mollusks, 'reaching Shore Only By Accident, As When Storm-driven. They Live In Communities, In All Seas; The Atctic Species Are The Most Highly Coloured. They Rise To -tile Surface At' Twilight; Rarely:specimens Come Up Daytime. They Feed 'upon Microscopic Mollusks ...