INDEX TO ZOOLOGY. 



[The numbers refer to the top paging of the text.] 



Abacura, 112. 



Abathmodon, 488. 



Abdomen, the, of insects, general 



stjucture of. 139, 140. 

 Abdorainales, 14, 201. 

 Abranchia, 96; abranchiata, II. 

 Abraxis grossulariata, 180. 



Acalephie, principal animals included 



' among the, 9, 27 ; ordeis of. 10 ; de- 

 rivation of the word, 27 ; Imninous- 

 ness of the sea chiefly due to the, 

 29 ; the hydrostatic, 30 ; resemblance 

 between the, and the zoophyta, 31. 



Acalephia, 10. 



Acamnrchis, 54. 



Acamplosomata, 102. 



Acanthia. 18S ; acanthias, 242. 



Acanthiza, 339. 



Acanthoccphala, 47. 



Acanthodes. 237; acanthodii, 236. 



Acanthopoda, 154. 



Acanthopteri, 204, 220. 



Acanthopterygia, 202 ; acanthoptery- 

 gii, 14, 201,217. 



Acanthosoraa, 189. 



Acanthurus, 228. 



Acanthylis pelasgia, 317. 



Acari, 121 ; acaridae, 122; acarus, 121, 

 122. 



Acasta, 102. 



Accentorinae, 339 ; accentor alpinus, 

 ib. 



Accipiter nisus, fuscus, &c., 307. 



Accipitres, 15, 294, 295 ; accipitrinae, 

 307. 



Accphala, animals included amon; 

 the, 10 ; orders of, ib. ; a class of the 

 malacozoa, 52. 



Acephalocyste, 44. 



Aceratherium, 437. 



Acerina, 222. 



Acetabulifera, 92. 



Acetaliulum raediterraneum, 17. 



AchcBus, 410. 



Achaliuoptera, 179. 



Acherontia atropos, 141, 183. 



Acheta, 165 ; achetidae, ib. 



Achirus mollis, 220. 



Achrochordus javanica, 268. 



Achtheres percarum, 106. 



Acidalia bruraata and viridata, 180. 



Acipenser, 13, 238. 



Acontias meleagris, 272. 



Acrantus, 276. || 



AcridiidiB, 105 ; acridlum cristatum, 

 166. 



Acris, 259. 



Acrobata, 415. 



Acrocinus, 161. 



Acrodontes, 277, 278. 



Acronycta rumicis and psi, 180. 



Actinia, 9, 35 ; habits, &c., of the 

 actinise, 34, 35. 



Actinoida, 34 ; actinaria, 35 ; actinidx. 

 ib. 



Aculeata, 170. 



Adapis, 440. 



Adephaga, 152. 



Aepus fulvescens, 142. 



jEschna, 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 discophorj, 28 ; extract from, on 

 the anatomy of the asterias, 40 : the 

 culcita of,ib. ; views of, as to the 



anatomy of the brachiopoda, 55;|Amphitrite, 11, 101; amphitritida, 

 nomenclature proposed by, for the 101. 

 armature of the hinge in the genus Amphiuma, 9-W 



Venus, 57 ; great utility of the No- 



menclator Zoologicus of, 74 ; curious 



analogies pointed out by, among the 



classes of articulata, 135; families 



of the lepidoptera according to, 179; 



classification of fishes according to, 



202, 203. 

 Agathidiidap, 154. 



Agelainie, 355; agelaius phoeniceus, ib. 

 Aglia tau, 181. 

 Agnesiobranchiata, 14. 

 Agnotheriura, 488. 

 Agrlon, 168. 

 AS, (he, 410. 

 Ailurus, 483. 



Air-bladder, the, of fishes, 198. 

 Akodon, 464. 

 .-Xkomys, 464. 

 Alactaga, 466. 

 Alasmodonta, 69. 

 Alauda, 15; A. ai'venis, &c., 358; 



alaudinsB, ib. 

 ,'\lau8 oculatus, 158. 

 Albany beef, 238. 

 Albatrosses, the, 388. 

 Albicore, the, 226. 

 Alburnus lucidus, 214. 

 Alca impennis, torda, &c., 387; 



alcidsB, ib. 

 AlcedinidiB, 323 ; alcidininae, 324. 

 Alces, 450. 

 Alcido ispida, 324. 

 Alcyonaria, &c., 36 ; A. ficiforme and 



palraatum, 37. 

 Alcyonidium, 54; alcyonidulaR, ib. 

 Aldrovandi, a voluminous writer on 



natural history, 2. 

 Aleclrurina', 344. 

 Alligator gar, the, 235. 

 Alligators, the, 252, 253, 282. 

 Alopiadini, 242. 

 Alosa vulgaris and sapidissima, 209 ; 



A. tyrannus and menhaden, 211. 

 Alouattes, 495. 

 Alpaca, the 447. 

 Alpheinae, 116. 

 Aluteres, 231. 



Alytes, 259 ; A. obstetricans, 255. 

 Amaduvat, the, 357. 

 Amblyopsis spelaens, 214. 

 Amblypterus, 237. 

 Arablyrhynchus, 278. 

 Ambystoraa, 250, 254. 

 Ametabola, 131. 

 Amia, 234 - amiadae, ib. 

 Ammocietes, 207. 

 Ammonites, 95 ; amraonitidse, ib. 

 Ammophila sabulosa, 173. 

 Amnicola. 83. 

 Amoeba, 24. 

 Ampelidae, 347; ampelis coerulea, cor- 



tinga, &c., 348. 

 Amphacanthus, 228 ; A. corallinus, 



229. 

 Amphiarctos, 483. 

 Amphibia, 201. 

 Amphibola avellana, &c., 89, 80 ; am- 



phibolidie, 89. 

 Amphicyon, 484. 

 Amphidesma, 74. 

 Amphigonus. 419. 

 Amphinomidae, 99. 

 AmphioxidK, 200. 

 Ampliipoda, 12. 113. 

 Amphiprion, 228. 



Ainphisbiena, 275 ; amphisbaenidae, ib. 

 Amphitheriura, 412, 419. 



.■^mpuUacera, 89 ; ampullaria, ib. ; am- 

 pulLiriidae, ib. 



Amyxodon, 490. 



Anabas scandens, 225. 



Anacanlhini, 204, 218, 243. 



Anaconda, the, 269. 



Anaides, 256; A. lugubris, 257. 



Anaplognathidie, 156. 



Anarrhichas lupus, 230. 



Anas, 15; A. boschas, strepera, &C., 

 386. 



Anatidae, 383. 



Anatifa, 11, 101. 



Anatinae, 385. 



Anchovy, the, 208. 



Ancininee, 112. 



Anculosa, 83. 



Ancylomera, 114. 



Ancylus, 90. 



Andrenida?, 176. 



Andrias scheuchzeri, 253. 



Anentera, the, a sub-division of infuso- 

 ria, 23. 



Angel-fish, the, 228. 



Angler, the, 230. 



.Anguilla, 14 ; A. vulgaris, 207. 



Anguinaria, 54. 



Anguis, 14 ; A. fragilis, 272. 



."Animal kiiii,'d(im, the division of, into 

 vtMtebrata and evertebrata, 8 ; clas- 

 sitit'ution of Ihe orders of, based on 

 the system of Cuvier, 9-15. 



Animals and plants, important affini- 

 ties between, 4 ; eases 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, 158. 



Anodonta, 69. 



Anoema, 456. 



Anolis, 14, 277 ; A. carolinensis, 276, 

 278. 



Anomiidae, 61. 



Anomodon, 473. 



Anomura, 115. 



Anopheles, 193. 



Anoplotherid^, 434; anoplotherlum, 

 ib. 



Anoplura, 131, 146. 



Anser albifrons. lerus, &c., 384, 385; 

 anseres, 294, 383 ; anserinae, 384. 



Ant, the white, 166 ; the ants, 142,. 

 174. 



Ant-eater, the, 404, 405, 406. 



Antechinus, 417. 



Antelopes, the, 451. 



Antennae, the, of insects, principaf 

 forms of, and scientific terms refers 

 ring to, 136. 



Anthrenus, 155. 



Antilocapra, 451. 



Antilope dorcas, pygmaeus, &c., 451 



antilopidae, ib. 

 Antipathacea, 36; A. spiralis, ib.. 

 Anura, 145. 

 Aodon, 428. 



Apaloderma narina, 323. 

 Apara, 407. 



9Z& 



