STATES OF INSECTS. (Larva.) 163 
3. Chilopodiform. Carnivorous; subhexapod ; antennife- 
rous: body depressed, elongate, linear, with falcat- 
acute mandibles, a distinct thoracic shield, and an 
anal proleg. Ex. Cicindela ? Carabus L. 
4... Chilognathiform. Werbivorous: body subcylindrical, 
elongate, linear; no thoracic shield ; often many pro- 
legs, sometimes a retractile one, and sometimes none. 
—Kx. Later, Petalocera, most Lepidoptera, Ten- 
thredo L°. 
5. Vermiform. Polyphagous; apod or hexapod: with 
very short legs; antennz nearly obsolete; body 
fleshy, plicate, with sides often plicato-papillose ; 
no distinct thoracic shield. Ex. Curculio L., Ce- 
rambyx L., Musca L., and many other Diptera‘. 
6. Araneidiform. Carnivorous; hexapod: body very 
short ; mandibles long, suctorious ; animal lying in 
wait for its prey in a pitfall it has prepared ; motion 
retrogressive. Ex. Myrmeleon L.* Cicindela? 
7. Isopodiform. Saprophagous; hexapod ; antenniferous ; 
with longer antennz: body oblong ; thoracic shield 
distinct ; anus styliferous or laminiferous. Ex. 
Blatta L. Silpha .? 
8. Onisciform. Herbivorous; polypod ; antenniferous: 
body short, oblong, depressed, margined. Ex. Ery- 
cina, Lycena, in the Lepidoptera, and some species 
of Tenthredo L¢*. b 
9. Idoteiform. Subcortical; hexapod; antenne obso- 
lete: body much depressed, with the last segment 
* Pirate XVII. Fic. 13. 
> Ibid. Fie. 12.; Prate XVIII. Fre. 4, 11, 13, &c. 
« Plate XVIII. Fie. 3, 9. 4 Prate XIX. Fic. 8. 
© Ibid. Fic. 3. Reaum. v. 97. ¢. xii. f. 17, 18.; De Geer ii. 1004. 
t. xxvii. fo 12. 
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