546 
INDEX 
Barrus, 429 
Barychelinae, 359 
Basse, on Tardigrada, 481 
Baster, Job, 503 
Bates, 373 
Bathynomus giganteus, 126; habitat, 205 
Bathynotus, 247 
Bathyphantes, 406 
Bdella lignicola, 471 
Bdellidae, 458, 471 
Beecher, C. E., on facial sutures of Aynostus 
and Olenellus, 225; on development of 
Trilobites, 238 ; on their 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., 484 n. 
Bertkau, 323, 365, 395 n. 
Beyrich, E., on facial suture of Trinucleus, 
226 
Billings, E., on appendages of Trilobites, 
236 
Bipolarity, 200 
Birds and Spiders, 370 
Birds’ feather Mites, 466 
Birgus, 181; B. latro, habits, 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 
Boeckella, distribution, 216 
Boeckia, 138 
Bihmia, 535 
Bolocera, Pycnogonwm with, 524 
Bolyphantes, 406 
Bomolochidae, 77 
Bomolochus, 71, 72 
Bon, 360 
Bont-tick, 456 
Boophilus, 456, 469; B. australis, capitu- 
lum of, 468 
Bopyridae, 130, 133 
Bopyrina, 129, 180, 732 
Bopyrus fougerouxt, 1353 ; 
adult female, 134 
Bopyrus larva, of Bopyrina, 129, 133 
Boreomysis, 120; B. scyphops, distribu- 
tion, 201 
Boreonymphon, 536; B. 
507, 511, 512, 542 
Bosmina, 52, 63 ; occurrence in Southern 
hemisphere, 216; B. Jlongirostris, 
habitat, 206 
Bosminidae, 53 ; appendages, 41 ; alimen- 
tary canal, 42 
male, 133; 
robustum, 506, 
Bothriuridae, 306, 308 
Bothriurus, 308 
Bouvier, 528 n. 
Boys, 348, 360, 376 
Brachybothrium, 391 
Brachymetopus, 251 
Brachythele, 390 
Brachyura, 781 ; eyes, 150 
Branchiae (=gills) of Crustacea, 16; of 
Decapoda, 152; of Limulus, 269; of 
Eurypterids, 288 
Branchinecta, 25, 35; B. paludosa, 35; 
range, 34 
Branchiopoda, 78 f. 
Branchiopodopsis, 85 ; B. hodgsoni, 35 
Branchiostegite, 152 
Branchipodidae, 19, 22, 35, 241 
Branchipus, 25, 85, 2338, 242, 511 n. ; 
thoracic limb, 10 ; nervous system, 30 ; 
B. spinosus, 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; Bb. wra- 
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 
Bunodella, 279 
Bunodes, 279 
Buthidae, 306 
Buthinae, 306 p 
Buthus, 306; B. occitanus. 299, 300, 302 
Bythotrephes, 38, 543 reproduction, 47 ; 
B. cederstrémii, 42 
Cabiropsidae, 730 
Caecidotea nickajackensis, habitat, 210 ; 
C. stygia, habitat, 210 
Caeculinae, 472 
Caeculus, 472 
Calamistrum, 326, 354, 385, 392, 399, 410 
Calanidae, 57 
Calanus, 57; C. jfinmarchicus, distribu- 
tion, 203, 204; OC. hyperboreus, 55, 56, 
58 ie 
Calappa, 187 ; respiration, 186 ; habitat, 
198 ; distribution, 201; C. granulata, 
186 
