lneerta, the fifth class, is divided into seven orders, namely, coleoptera, hemiptera, lepidop. tera, neuroptera, hymenoptera, diptera, and ap tera. The order Coleoptera contains the fol lowing genera, namely, scarabmus, the beetle ; denmstes, the leather-e ater; ptimus, tht death watch ; forlicula, the earwig; larupyris, the hydrophilus, the water-clock, rfece The order lIemiptera contains Matta, the cockroach ; grvllus, the locust, Trasshopper, and cricket ; fulgora, the lantern-fly.; notooecta, the boat-fly ; nepa, the water-scorpion ; timer, the bug ; aphis, the plant-louse ; coccus, the cochineal, &c. The order Lepidoptera con tains papilie, the butterfly; sphinx, the hawk moth; phalxna, the moth. The order Neu roptera contains libellula, the dragon-fly ; eph• mere, the day-fly; myrmeleon, the lion-ant, &c. The order Hymenoptera contains cy nips, the gall•fly ; teuthredo, the saw-fly; rex, the tailed wasp; ichneumon, the ichneu mon •' chrysis, the golden-fly; vespa, the wasp; apis, the bee; formica, the ant or emmet, The order Diptera contains ostras, the gad-fly and breeze ; tipula, the crane-fly ; musca, the fly; culex, the gnat; bombylius, the bumble bee, &c. The order Aptera contains pedant, the spring-tail ; termer, the white ant ; pedi culus, the louse and crab-louse ; warns, the tick, harvest-bug, and itch-mite; anima, the spider, scorpio, the scorpion; cancer, the crab, lobster, prawn, shrimp, and squill; pules, the flea, &e.
The sixth class, Vermes, is divided into five orders, m namely,. intestine, molluscs, testacea, zoophytes, and. fusoria. The order Intestine contains the following genera, namely, fasciola, the gourd-worm or fluke; taania the tape. worm ; godius, the hair-worm ; lumbricus, the earth-worm, the dew-worm, and the lug; her sudo, the leech ; and sipunculus, the tube worm, &c. The order Mollusca contains lapli sia, the sea-bare; doris, the sea-lemon ; anti ma, the sea-daisy, sea-marigold, and sea-car nation ; sepia, the cuttlefish ; eateries, the star-fish and sea-star; echinus, the sea-urchin, Bro. The order Teatacea contains lepas, the acorn-shell; arca, the ark; cons, the cone; turbo, the wreath; helix, the snail ; haliotis, the smear; dentalium, the tooth-shell ; ostrea, the oyster; cardium, the cockle; mytilus, the mussel ; argonauta, the sailor; buccinum, the whelk, &c. The order Zoophytes contains spongia, the sponge; isis, the coral ; hydra, the polype; tubipora, the tubipore, &c. The order Infusoria contains the genera vorticella, manes, volvox, gonium, &c.