502 
Bdella, 
Bdella, 
Bearded Titmouse, 
Bears, 
Beaver, 
Bee-eaters, 
Beef-eaters, 
Bees, 
Belemnites, 
Bellerophon, 
Belone, 
Belostoma, 
Belyta, 
Bembecides, 
Bembex, 
Bembidium, 
Berenix, 
Beris, 
Bernacles, 
Beroe, 
Berosus, 
Berthella, 
_ Beryx, 
Bethylus, 
Bethylus, 
Bethylus proper, 
Bibio, 
Biblis, 
Bidens, 
Bigenerina, 
Biloculina, 
Bimana, 
Bipartiti, 
Bipeltata, 
Bipes, 
Biphora, 
Biphora proper, 
Birds, 
Birgus, 
Birostrites, 
Bithynus, 
Bitoma, 
Bittacus, 
Bitterns, 
Blaps, 
Blaps proper, 
Blaptinus, 
Blatta, 
Blemus, 
Blennius, 
Vol. I 
467 
217 
294, 
93 
152 
323 
304 
165 
314 
310 
209 
99 
Pere) 
TI2 
133 
133 
318 
379 
270 
“421 
379 
397 
345 
111 
257 
110 
111 
242 
181 
GENERAL INDEX. 
Blennius proper, 
Blepharis, 
Blepsias, 
Blethisa, 
Boa, 
Boat-bills, 
Bobulina, 
Bocydium, 
Bolbocerus, 
Boletina, 
Bolitophila, 
Bombinator, 
Bombus, 
Bombycilla, 
Bombycites, 
Bombylius, 
Bombylius proper, 
Bombyx, 
Bonellia, 
Boobies, 
Boops, 
Bopyrus, 
Boreus, 
Boros, 
Bos, 
Bostrichus, 
Bostrichus proper, 
Bothrops, 
Bothryocephalus, 
Botryllus, 
Botys, 
Brachelytra, 
Brachiella, 
Brachinus, 
Brachionus, 
Brachyderes, 
Brachiopoda, 
Brachonyx, 
Brachycerus, 
Brachylophus, 
Brachyopa, 
Brachyptera, 
Brachystoma, 
Brachyura, 
Brachypus, 
Bracon, 
Bradybatus, 
Bradypus, 
Brama, 
_ Branchellion, 
