INDEX. 



293 



Page 



Aspredo 57 



Astacus 192 



Jsterias 243 



Asymmetry of gastropod .... 233 



Of oyster 228 



Atalapha 186 



Atavism 172 



Afax 204 



Atele.s 189 



Atlanta 235 



Atlantotiaara-s 117 



Atlas 126 



Atrium 45 



Auchenia 177 



Auk 138 



Aiiditorycapsuie 36 



Auridia 247 



Australian region 161 



Aves precoces and al trices ... 131 



Avocet i::6-9 



Axial 11 



Axis cylinder 16 



Axis vertebra 126 



Axolotl 91 



Aye-aye 187 



Aythya 139 



Bahyrusa 175 



Baboon 189 



Bactriau Camel 177 



Badger 179 



Bagrua 56 



Balcena 166 



Balceniceps 136 



Balancers 215 



Balanoglossiis 243 



Balanus 200 



Balistes 71 



Barbels 12 



Bark-Beetle 215 



Bass-Tribe 64- 67 



Basibranchial 26 



Basioccipital 23 



Bascaniurn 114 



Basommatophora '2'AA 



Basalia of Fin 28 



Bathymetiical Distribution . . 281 



Batrachia SO 



Bear- Animalcule 204 



Beaver 184 



Page^ 



Bed-Bng 214 



Beetles 215 



Bee 217 



Beetworm 224 



Bell-Animalcule 260 



Betostoma 213 



Bcliiija 105 



Belcriiiiitf's 237 



Bighorn 179 



Bilateral Symmetry 10 



Connection of, with Form- 

 ation of Locomotor Sur- 

 face 243, 259-60 



Biology 262. 264 



Birds 121 



BinjH.s 197 



Bison 179 



Blatta 209 



BlackHy 216 



Blariiia 182 



Blackbird 141 



Blastoderm 131 



Beadsnake 113 



Bladder-Worm 227 



Blind-Fishes 62 



Blind-Snake Ill 



Blind-Worm 110 



Blood-Cells 44 



Blood-Supply of (iills 46 



Blood-Temperature 161 



Blubber 144 



Bluebird 141 



Boa-constructor Ill 



Boatbill 136 



Bojanus, organ of 231 



Boleosoma 66 



Bombyx 216 



Bonam 140 



Bony-pike 74 



Bone, structure of 15 



Book-scorpion 202 



Bostrychus 215 



Botauras 139 



Bovlna 179 



Bowlin 74 



Brachiopoda 237 



Bi'acliyurus 188 



Brachyura 197 



Branchial Arches of Catfish 26 

 of Cat 149 



