INDEX TO ZOOLOGY. 
QLD F PLAY 
[The numbers refer to the top paging of the text.] 
Apacura, 112. 
Abathmodon, 488. 
Abdomen, the, of insects, 
structure of, 139, 140. 
Abdominales, 14, 201. 
Abranchia, 96; abranchiata, 11. 
Abraxis grossulariata, 180. 
Acalephe, principal animals included 
among the, 9, 27; orders of, 10; de- 
rivation of the word, hee luminous- 
ness of the sea chiefly due to the, 
29; the hydrostatic, 30; resemblance 
between the, and the zoophy ta, 31. 
Acalephia, 10. 
Acamarchis, 54. 
Acamptosomata, 102. 
Acanthia, 183; acanthias, 242. 
Acanthiza, 339. 
Acanthocephala, 47. 
Acanthodes, 237; acanthodii, 236. 
Acanthopoda, 154. 
Acunthopteri, 204, 220. 
Acanthopterygia, 202 
gii, 14, 201, 217. 
Acanthosoma, 189. 
Acanthurus, 228. 
Acanthylis pelasgia, 317. 
Acari, 121; acaride, 122; 
122, 
Acasta, 102. 
Accentorinz, 339 ; 
ib. 
Accipiter nisus, fuscus, &c., 307. 
Accipitres, 15, 294, 295; accipitrine, 
307. 
general 
; acanthoptery- 
acarus, 121, 
accentor alpinus, 
Acephala, animals included among 
the, 10; orders of, ib.; a class of the 
malacozoa, 52. 
Acephalocyste, 44. 
Aceratherium, 437. 
Acerina, 222. 
Acetabulifera, 92. 
Acetabulum mediterraneum, 17. 
Acheeus, 410. 
Achalinoptera, 179. 
Acherontia atropos, 141, 183. 
Acheta, 165; achetide, ib. 
Achirus mollis, 220. 
Achrochordus javanica, 268. 
Achtheres percarum, 106. 
Acidalia brumata and viridata, 180. 
Acipenser, 13, 238. 
Acontias meleagris, 272. 
Acrantus, 276. 
ec 165; acridium cristatum, 
6. 
Acris, 259. 
Acrobata, 415. 
Acrocinus, 161. 
Acrodontes, 277, 278. 
Acronycta rumicis and psi, 180. 
Actinia, 9, 35; habits, &c., of the 
actinie, 34, 35. 
Actinoida, 34; actinaria, 35; actinida. 
ib. 
Aculeata, 170. 
Adapis, 440. 
Adephaga, 152. 
Aepus fulvescens, 142. 
Eschna, 168, 
/Etobatis, 243. 
Agama, 14, 279. 
Agassiz, author of the most recent! 
mode of determining the relative 
stations of animals, 3; his arrange-~ 
ment of the radiata, 25; discovers 
a nervous ring round the mouth of) 
the discophora, 28; extract from, on) 
the anatomy of the asierias, 40: the 
culcita of, ib. ; ; views of, as to the 
anatomy of the brachiopoda, 55; 
nomenclature proposed by, for the 
armature of the hinge in the genus 
Venus, 57; great utility of the No- 
menclator Zoologicus of, 74 ; curious 
analogies pointed out by, among the 
classes of articulata, 135; famities 
of the lepidoptera according to, 179; 
classification of fishes according to, 
202, 203. 
Agathidiidee, 154. 
Agelainze, 355 ; agelaius pheeniceus, ib. 
Aglia tau, 181. 
Agnesiobranchiata, 14. 
Agnotherium, 4388. 
Agrion, 168. 
Ai. the, 410. 
Ailurus, 483. 
Air-bladder, the, of fishes, 198. 
Akodon, 464. 
Akomys, 464. 
Alactaga, 466. 
Alasmodonta, 69. 
Alauda, 15; <A. arvenis, 
alaudine, ‘b. 
Alaus oculatus, 158. 
Albany beet, 238, 
Albatrosses, the, 388. 
Albicore, the, 226. 
Alburnus lucidus, 214. 
Alca impennis, torda, 
alcidee, ib. 
Alcedinides, 323; alcidinine, 324. 
Alces, 450. 
&e., 358.5 
E615. OOS 
‘Alcido ispida, 324. 
Alcyonaria, &c., 36; A. ficiforme and 
palmatum, 37. 
Alcyonidium, 54; alcyonidula, ib. 
Aldrovandi, a voluminous writer on 
natural history, 2. 
Alectrurine, 344, 
Alligator gar, the, 255. 
Alligators, the, 252, 253, 282. 
Alopiadini, 242. 
Alosa vulgaris and sapidissima, 209; 
A. tyrannus and menhaden, 211. 
Alouattes, 495. 
Alpaca, the 447, 
Alpheine, 116. 
Aluteres, 231. 
Alytes, 259; A. obstetricans, 255. 
Amaduvat, the, 357. 
Amblyopsis spelaens, 214. 
Amblypterus, 237. 
Amblyrhynchus, 272. 
Ambystoma, 250), 254. 
Ametabola, 131. 
Amia, 234; amiada, ib. 
Ammocetes, 207. 
Ammonites, 95; ammonitide, ib. 
Ammophila sabulosa, 173. 
Amunicola, 83. 
Ameeba, 24. 
Ampelide, 347; ampelis ccerulea, cor- 
tinga, &c., 348. 
Amphacanthus, 2285 
Amphiarctos, 483. 
Amphibia, 201. 
Ampbibola avellana, &c., 89, 80; am- 
phibolide, 89. 
Amphicyon, 484. 
Amphidesma, 74. 
Amphigonus, 419. 
Aimphinomide, 99. 
Amphioxidee, 206. 
Amphipoda, 12, 113. 
Ampbhbiprion, 228. 
Aimnphisbeena, 275 ; amphisbenide, ib.’ 
Amphitherium, 412, 419, 
A. corallin us,| 
Habe hitie, 11, 101; amphitritida, 
101. 
Amphiuma, 252, 
Ampullacera, 89; ampullaria, ib. ; am- 
pullariidee, ib. 
Amyxodon, 490, 
Anabas scandens, 225, 
Anacanthini, 204, 218, 243. 
Anaconda, the, 269. 
Anaides, 256; A. lugubris, 257. 
Anaplognathide, 156. 
Anarrhichas lupus, 230. 
Anas, 15; A. boschas, strepera, &c., 
386. 
Anatide, 383. 
Anatifa, 11, 101. 
Anatine, 385. 
Anchovy, the, 208. 
Ancinine, 112. 
Anculosa, 83. 
Ancylomera, 114. 
Ancylus, 90. 
Andrenide, 176. 
Andrias scheuchzeri, 253. 
Anentera, the, a sub-division of infuso- 
Pap ee. 
Angel-fish, the, 228. 
Angler, the, 230. 
Anguilla, 14; A. vulgaris, 207. 
Anguinaria, 54. 
Anguis, 14; A. fragilis, 272. 
Animal kingdom, the division of, into 
vertebrata and evertebrata, 8; clas- 
sification of the orders of, based on 
the system of Cuvier, 9-15. 
Animals and plants, important affini- 
lies between, 4; cases of doubtful 
organism, ib.; organs of breathing 
and nutrition in, 4, 5: propagation 
of, 5; summary of the phenomena 
of vegetable life which are also pre- 
sent in the animal kingdom, 5, 6; 
essential differences between, 6; 
geographical distribution of, 7; in- 
fluence of man on the distribution 
of animals, 8. 
Anis, the, 366. 
Anisomera, 193. 
Annelida, 11, 96. 
Anobium, J58. 
Anodonta, 69. 
Ancema, 456. 
Anolis, 14, 277; A. car CRueHESy 276, 
278. 
Anomiide, 61. 
Anomodon, 473. 
Anomura, 115. 
Anopheles, 193. 
Anoplotheride, 434; 
anoplotherium, 
ib. 
Anoplura, 131, 146. 
Anser albifrons. ferus, &c., 384, 385; 
anseres, 294, 383; anserine, 334. 
Ant, the white, 166; the ants, 142, 
174. 
Ant-eater, the, 404, 405, 406. 
| Antechinus, 417. 
Antelopes, the, 451, 
Antenne, the, of insects, principal 
| forms of, and scientific terms reler- 
ring to, 136 
Anthrenus, 155. 
Antilocapra, 451. 
| Antilope dorcas, pygmeus, &c., 451; 
antilopide, ib. 
Antipathacea, 36; A. spiralis, ib. 
| Anura, 145. 
| Aodon, 428. 
Apaloderma narina, 323. 
'Apara, 407. 
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