INDEX. 



Acanihccc]}'' ala , 11 -t : general cli;i 



tersof, l:>l. 

 Jcanthoutetra, 34. 

 Acanthirphi.H, 'J''S. 

 Acanihiip'eri, 243. 

 Acarina, 153. 

 Acarus, 153. 



Acephala {y[o\\\xsci\), '100. 

 AchetidiE, 171. 

 Acipeuser, 244. 

 Acipenseridm, ?45. 

 Arorn-shdls, 148, 119. 

 AcTidiidce, 17i. 

 Jcimm., 84, 85. 

 Actiniidce, 85. 

 AcUno'pfiTijH, 3('. 

 Actuioziia, 5:^ ; gc!icr;il clnractci's of, 



oi'ders of, 85. 

 Adjutant, 2i)0. 

 jlCi/inicke, HO. 

 ^Elurus, S47, 

 jEqu'>rea, 71. 

 Agmli, 350. 

 Air-ret'eptacles of Bii'd?, -SI. 



Alciire, 2(15. 



Alojonaria, S5 ; ;j;cne:al t-liaractcrs 



Alci/oniuin, 01. 



Ailigat- 1-, S7-2, 273. 



Allnpora, 82. 



Al[)acn, 337. 



Amhbintoma. ?51, 25"2. 



AnibulacfJil .sy.stem vX Echimi. :, 101. 



yl ineiim. 271. 



Arnetaljclir Inspr-ts, 165, IDS. 



Ainitwnitcs, 216. 



vlm.^^^, 2 ', 25, 28. 



7i»)a'/>''«, 25, 2S. 



Amph'thia, 227 ; gencr;il cliarai't rs 



249. et seq. 

 Aiiiphidiscs, 48 

 AmphioxuH, 2:i7, 238. 

 Amphipoda, 143. 

 Anacanthini, 243. 

 Anaconda, 269. 

 Analogy, 9, 10, 

 Anarthropoda, 112 

 Anatinm, 295. 

 j4 ncistrodon, 2fi7. 

 AnrfuW.ula, 123. 

 ^?j;7H:.s', 270, 



Aiiimils and PJ-ints, differences botween, 



2, e^ .sc<[. 

 Annelida, 112 ; general eliai-ac^ers of, 



128: typical begmtiit of, ib.; divisions 



of, 130. 

 Annulosa, 112 ; gsneral cliaracters of, ib. 

 Anoinodoiitia, '277. 

 Anomura, 141. 

 Annplura, 168. 

 Anoura, 253. 

 Anserince, 295. 

 Ant-eaters, 324, 326, ^27. 

 Ante-don, 106, 107. 

 Antelopes, 339. 

 Antennfii, 140, 160. 

 Anthropoid Ajies, 3oS. 

 Anfilocapra, 33 J. 

 Ant-lion, 173. 

 Ants, 179. 

 Apes. 355, 35S. 

 Aphaniptera, 174. 

 Aphidi's, 170. 

 Aphis-lion, 173. 

 Ajihrodite, 1j5. 

 ApidcR, 179. 



Aplacental Mammals, 317. 

 Aptera, 168. 

 Apteryx, 2SS, 291. 292. 

 Arjuiferous System (sponges), 45. 

 Arachnactis-. 86. 

 Arachnida, 113; gcnei-al ciiaractcrs, lot; 



orders of, 153. 

 Araiieida, 155 

 Archcenpteryx, 306. 

 J.rt?ea. 297. 

 Ardeidce, 2^6. 

 Arenicola, 134. 

 Argonauta, 211, 212, 213. 

 Armadillos, 325, 326, 327. 

 Arms of Brachiopnda, 104 ; of Ccplialo- 



imda, 209, 211, 212, 214. 

 Artemia, 147. 

 Arthropoda, 113; grneral chnr.actii-rs uf, 



136. 

 Afticulata, 136. 

 Artiodactyla, 331, 33''. 

 Ascaris, 123. 

 Ascidian JloHnscs, 1"1 ; solitary, smMal, 



and romjiound, 19:.'.. 

 .4.sv;;?w, 14 3. 

 yl,s-/nf/.s\ 333. 

 A.ss, 333. 



