Orbit
Orbit. ( Orbis, Any Thing Round : Fr. Bite; Germ. Augenhiihle.)—in The Present Artil It Is Intended To Describe, First, The Bony Frani Work Of The Orbit; Secondly, The Contents* Of Orbit In The Order In Which They Are Exposed I A Dissection From The Roof To The Floor Of ...
Ordinary Pacitydermata
Ordinary Pacitydermata, Which Are Unpro Vided With A Proboscis, And Characterized By Possessing Four, Three, Or Two Large Digits On Their Feet, Which Are Cased In Homy Hoofs--the Last Group Being Distinguishable From The Itumi Nantia By The Simple Construction Of Their Stomachs, Although Closely Approaching Them In Many Points ...
Ordo V Nematoidea
Ordo V. Nematoidea, Ompta,fi/lint, Gicso;, Forma.) Vermes Teretes, Rund-wormer. Round Worms. Char. Body Elongated, Rounded, Elastic. Mouth Variously Organized According To The Genera. A True Intestinal Canal Terminating By A Distinct Anus. Sexes Distinct. Obs. The Internal Character Which Itudolphi Has Introduced In His Definition Of This Order,* Viz. That ...
Organ Of Bearing
Bearing, Organ Of. The Ear (in The Wide Acceptation Of The Term). Organon Audit6s S. Auris.—fr. L'organe De L'ouie Au L'oreillc. Germ. Des Gehiirargan Oder Des Ohr.—as The Apparatus Of Vision Naturally Admits Of Being Divided Into Two Parts, Viz, The Eye-ball And Its Appendages, So We Can Distinguish In ...
Organic Ana
Organic Ana Lysis.—under The Term Organic Analysis Are Included The Various Me Thods Of Discovering The Constituent Parts Of Substances, Formed Either Directly By The Vital Actions Of Organized Beings, Or Indirectly By Subjecting The Products Of Such Actions To The Further Operation Of Re-agents. To Treat The Subject In ...
Organs Of
Organs Of Circulation.—the Researches Of The Anatomist On The Circulating System Of The Cetaceans Have Not Hitherto Been Extended To Many Species. In Its Essential Parts It Is Similar To That In Other Mammalia. But The Peculiar Nature Of Cetaceans, And The Great Modifications Of Their Organs O,f Movement, Have ...
Organs Of Gen
Organs Of Gen Eration.—the Organs Con Cerned In The Reproduction Of The Species Do Not Exhibit The Same Type Of Conformation In The Phytophagous As The Zoophagous Species. In The Former The Mammze Are Pectoral, In The Latter Inguinal Or Rather Pudendal, Since They Are Situated On Each Side Of ...
Organs Of Generation
Generation, Organs Of, (com Parative Anatomy).—few Subjects Connected With Physiology Have Been Investigated More Assiduously Than That Of The Generation Of Ani Mals ; And In None, Perhaps, Has The Poverty Of Our Knowledge Of The Operations Of Nature Been More Conspicuously Exemplified. In Studying Many Functions Of The Animal ...
Organs Of Motion
Organs Of Motion. — Swimming Is The Principal Mode Of Progression Of The Cetaceans, But The Phytophagous Species Appear To Have The Power, In Order To Feed Upon Marine Plants, Of Crawling And Walking At The Bottom Of The Sea By Means Of Their Anterior Members, Which In Other Cetaceans ...