546 



INDEX 



Barnes, 429 



Barychelinae, 3S9 



Basse, on Tardigrada, 481 



Baster, Job, 503 



Bates, 373 



Bathynomus giganteus, 126 ; habitat, 205 



Bathynohis, 247 



Bathi/phantes, 406 



Bdella lignicola, 471 



Bdellidae, 458, 471 



Beecher, C. E., on facial sutures oi Agnostus 

 aud OleneUus, 225 ; oa development of 

 Trilobites, 238 ; ou tlieir classification, 

 243 



Beetle-mites, 467 



Beetle-parasites, 470 



Belinurus, 275, 279 ; B. reginae, 278 



Belisarius, 308 



Belt, 368, 371 



Beltina, 283 n. 



Bernard, 311, 424, 426, 433 n., 434 n. 



Bertkau, 323, 365, 395 n. 



Beyrich, E., ou facial suture of Trimideus, 

 226 



Billings, E., ou appendages of Trilobites, 

 236 



Bipolarity, 200 



Birds and Spiders, 370 



Birds' feather Mites. 466 



Birgiis, ISl ; B. latro, liabits, 174 ; struc- 

 ture, 175, 176 



Black Corals. Cirripedia parasitic on, 93, 94 



Blackwall, 348, 359 n., 365, 368, 385 



Blindness, in Crustacea, 149, 209, 210 ; 

 in Spiders, 334 



Blood, haemoglobin supposed in, 30, 68 



Boas, on classification of Malacostraca, 113 



BoeckeUa, distribution, 216 



Boeckia, 138 



Bohmia, 535 



Bolocera, Pycnogonum with, 524 



Bolyph antes, 406 



Bomolochidae. 71 



Boviolochiis, 71, 72 



Bon, 360 



Bont-tick, 456 



Boophilvs, 456, 4^9 ; B. australis, cajiitu- 

 luni of, 468 



Bopyridae, 130, 138 



Bopyrina, 129, 130, 132 



Bopyrus fougerouxi, 133 ; male, 133 : 

 adult female, 134 



Bopyrus larva, of Bopyrina, 129, 133 



Boreomysis, 120 ; B. scyjihojis, distribu- 

 tion, 201 



Boreonymphon, 536 ; B. mhiistum, 506, 

 507, 511, 512, 542 



Bosmina, 52, 53 ; occurrence in Southern 

 hemisphere, 216 ; B. longirostris, 

 habitat, 206 



Bosminidae, 53 ; appendages, 41 ; alimen- 

 tary canal, 42 



Bothriuridae, 306, 30S 



Bothriurns, SOS 



Bouvier, 528 u. 



Boys, 348, 360, 376 



Brachyhothrium, 391 



Brachymetopus, 251 



Brachytheh, 390 



Brachyura, JSl ; eyes, 150 



Branchiae (=gills) of Crustacea, 16; of 



Decapoda, 152 ; of Limidus, 269 ; of 



Eurypterids, 288 

 Branchinecta, 25, 35 ; B. paludosa, 35 ; 



range, 34 

 Branchiopoda, 18 f. 



Branchiopodopsis, 35 ; B. hodgsont, 35 

 Branchiostegite, 152 

 Branchipodidae, 19, 22, 35, 241 

 Branchipus, 25, 35, 233, 242, 511 n. ; 



thoracic limb, 10 ; nervous system, 30 ; 



B. sjjinosus, habitat, 33 ; B. stagnalis, 



35 ; eggs, 32 

 Branchiura, 76 

 Brauer, on development of Scorpions, 263, 



301 n., 305 

 Breeding (see Reproduction) 

 British forms, of Cladocera, 51 ; of 



Pycnogons, 540 

 Bronteidae, 249 

 Bronteus, 228, 235, 249 ; B. brongniarti, 



eye, 229 ; B. palifer, eye, 229 ; B. 



polyactin, hypostome, 233 ; B. irra- 



dians, macula. 233 

 Brood-pouch, of Cladocera, 46, 47 ; of 



Peracarida, 118 

 Broteas, 308 

 Broteochactas, 308 

 Briinnich, 502 

 Buckler, 330 

 Bucranium, 414 



Bulb, of palpal organ of Spiders, 322 

 Bumastus, 235, 236, 249 

 BunodeUa, 279 

 Bunodes, 279 

 Buthidae, 306 

 Buthinae. 306 



Buthus, 306 ; B. occitanus. 299, 300, 302 

 Bythotrejjhes, 38, 54 ; reproduction, 47 ; 



B. cederstromii, 42 



Cabiropsidae, 130 



Caecidotea nickajackensis, habitat, 210 ; 



C. stygia, habitat, 210 

 Caeculinae, 472 

 Caeculus, 472 



Calamistrum, 326, 354, 385, 392, 399, 410 



Calauidae, 57 



Calanns, 57 ; C. fimnarchicus, distribu- 

 tion, 203, 204 ; C. hyperboreas, 55, 56, 

 58 



Calappa, 187 ; respiration, 186 ; habitat, 

 198 ; distribution, 201 ; C. granulata, 

 186 



