Index 



Attidae Pluridentati, 663 

 Attidae Unidentati, 663 

 Atypical tarantulas, 252 

 Atypidae, 252 

 Atypoides, 230, 249, 2$o 



riversi, 250 

 Atypus, 159, 160, 234, 252, 253 



abbotti, 253 



bicolor, no, 256 



milberti, 253 



piceus, 256 

 Avicularia, 242, 246 



avicularia, 185 



calif or nica, 246 

 Aviculariidae, 229 

 Aviculariinae, 230, 231 

 Avicularioidea, 228 

 Azilia, 417, 425 



vagepicta, 425 



Babesia bovis, go 



Bacilli, 162 



Ballus, 664, 666, 671 



youngii, 671 

 Banana Spider, the, 552 

 Banded Garden Spider, 438 

 Basal division of the bulb, 109 

 Basal spot of the chelicera, 100 

 Basement membrane, 137, 139 

 Basilica spider, the, 417 

 Balhyphanles, 376, 378 

 concolor, 379 



nigrinus, 379 

 Bdella peregrina, 81 

 Bdellidae, 87 

 Beak, of mites, 83 

 Beautiful leucauge, the, 422 

 Beetle mites, 91 

 Bcllinda, 336 

 Bird-spider, the, 185 

 Bird-spiders, 230 

 Blackheads, 94 

 Blolhrus, si, 52 



californicus, 52 

 Body-wall, 137 

 Bolyphantes bucculenta, 390 

 Book -lungs. 145, 146 

 Boophilus, 89 



annulalus, 8q 

 Bothriocyrlum, 235, 238 



californicum, 238 

 Bowl and doily spider, the, 386 

 Brachybothriinae, 230, 231, 248 

 Brachybolhrium, 249 



accentuatum, 250 

 Bradiythele, 247 



longitarsis, 248 



theveneti, 248 

 Bridge, the, 196 

 Brain, 160 

 Broleas, 29 



alleni, 29 

 Bryobia pratensis, 88 

 Buthidae, 25 

 Buthinae, 25, 26 



Caddo, 6s, 68 



agilis, 68 



boo pis, 68 

 Caeca. 156 

 Caecal ring, 156 

 Calamistrum, 12s 

 Callilepis, 310, 321 



imbecilla, 322 

 Camerostoma, of mites, 83 

 Capitulum, of mites, 83 

 Caponiidae, 145 

 Carapace. 95 



Cardiac ligaments, 149, ISI 

 Carepalxis tuberculifera, 448 



Castianeira, $77 

 cingulata, 578 

 descripta, 578 

 longipalpus, $79 

 Cattle tick, 89 

 Centipedes, 6 



Central nervous system, 160 

 Centrums, 25, 27 

 carolinianus, 27 

 exilic auda, 27 

 gracilis, 28 

 hentzi, 27 

 margariialus, 28 

 nigrescens, 27 

 lestaceus, 28 

 Cephalothorax. 4, 95 

 Ceraticelus fissiceps, 371 

 Ccraticelus latabilis, 371 

 Ceratinops, 367 

 Ceratinopsis interpres, 374 

 Cercidia, 455 

 funcbris, 4$$ 

 prominens, 455 

 Cervical groove, 95 

 Cesonia, 310, 319 



bilineata, 320 

 Chactidoe, 25, 29 

 Chela, 12 

 Chelanops, 46, 47 

 acuminatus, 49 

 affinis, 48 

 arhonensis , 48 

 dentatus, 47 

 dorsal is, 48 

 florid re, 4Q 

 grossus, 47 

 latimanus, 48 

 lalus, 49 

 morosus, 48 

 oblongus, 47 

 pallidus, 48 

 pal lipes, 48 

 sanborni, 48 

 lexanus, 49 

 tristis, 48 

 tumidus, 48 

 valid us, 48 

 virginica, 48 

 Chelate, 12 

 Chelate chelicerae, 102 

 Chelicerae, n, 99 

 Chelifer, 45, 46 

 biseriatum, 47 

 cancroides, 47 

 floridanus, 46 

 hubbardi, 47 

 mirabilis, 46 

 muricatus, 46 

 scabrisculus, 46 

 Cheliferidae, 44, 45 

 Cheliferinae, 45 

 Chemmis, 572, $73 



unicolor, 574 

 Chernetidae. 39 

 Chilopoda. 6, 8 

 Chiracanthium, 56s, 5^9 

 albens, 571 

 incluswm, 569 

 Chitin, 138 

 Chorizomma, 584, 596 



californica, 596 

 Chrysso, 336 

 Chthoniinae, 51 

 Chthonius, 51, 52 

 ceecus, $2 

 longipalpus, $3 

 moeslus, 53 

 packardi, 52 

 pennsyhanicus, S3 

 spinosus, 52 



712 



