544 



INDEX 



Trilobites, 222 ; of Arachnida, 266 ; of 

 LuKitlics, 268 ; of Scorpions, 304 ; of 

 Pedipalpi, 310 ; of Spiders, 329 ; of 

 Solifugae, 427; of Pseudoseorpions, 434 ; 

 of Phalangidea, 444 ; of Acarina, 459 ; 

 of Tardigrada, 480 ; of Pentastomida, 

 491 ; of Pyenogons, 513 



Alitropus (Aegidae), habitat, 211 



Allnian, ou larvae of Pyciiogous, 523 



AUoptes, 466 



Alona (including Leydigia, Alona, Ilarpo- 

 rhynchus, Graptoleieris), 53 



Alonopsis, 53 



Alpheidae, io'.? ; habitat, 198 



Alpheus, 163 ; reversal of regeneration, 

 156 



Alveolus, of palpal organ of Spiders, 322 



Amaurobius, 399 ; A.feiiestralis,^9Q; .1. 

 ferox, 399 ; A. similis, 399 ; spinnerets, 

 326 



Aniblyocarenuni, 3SS 



Amilyomjiia, j^TO ; A. /lebraeum, 456, 470 



Amblypygi, 312 



Avimotkea, 505, 534 > ^- ctchdioides, 534 ; 

 A. brevipes, 541 ; A. echinata, 505, 509, 

 510, 534, 541, 542; A. fibidi/era, 522, 

 534, 541 ; A. franciscana, 541 ; A. 

 gmndis, 534 ; A. hispida, 534, 535, 



541 ; A. laevis, 541 ; A. loiigicollis^ 

 533: .4. longipes, 506, 534, 541; A. 

 magnirostris, 534, 541 ; A. typhlops, 



542 : A. uniiiiigidculata, 534 

 Ammotheidae, 534 

 Amopamn, 45Z 

 Amphai-thrandria, 61 

 Amphascaudria, 57 

 Amphion, ^51 



Amphipoda, 136 f. ; pelagic, 202 ; fresh 



water, 211 

 ArapuUaceal glands, 335, 349 

 Ampycini, ^4^ 



Ampyx, 231, 2^5 ; A. rovMlti, 230 

 Anabiosis, in Tardigrada, 484 

 Aiialges, 455, 4'^6 

 Analgesiuae, 46S 

 Ananteris, 306 

 Anaph!a, 539 



Anaspidacea, 115 ; distribution, 211, 217 

 Anaspidae, 89 

 Anaspides, 115, 117 ; relation to Schizo- 



poda, 112; distribution, 211; A. tas- 



maniae, 115, 116 ; habitat, 211 

 Anaspididae, 115 

 Anelasma squalicola, 89 

 Anelasmocep/udus, 45^ 

 Angelina, 241 

 Anisaspis bacdlifera, 3S7 

 Anisopoda, l'£2 

 Anomalocera pattersoni, 60 ; distribution, 



202, 203 

 Anomopoda, 51 

 Anomorhynthus, 532 



Anomura, 167 ; relation to Thalassinidea, 

 167 



Anoplodactylus, 511, 538 ; A. lentus, 524 ; 

 A. neglectus, 639 ; A. ocidatus, 542 ; A. 

 petiolatus, 508, 510, 539, 541, 542 ; A. 

 virescens, 540, -542 



Anopoleiius, 247 



Antarctic zone (marine), 200 



Antarctica, evidence on, 200, 217 



Antennae, of Crustacea, 5, 8 ; of Phyllo- 

 poda, 24 ; of Cladocera, 37 ; of Cope- 

 poda, 55 ; of Cirripedia, 81 f. ; of Ostra- 

 coda, 107 ; of Malacostraca, 110 ; of 

 Anomura, 168 ; of Gorystes cassive- 

 launus, 170, 183, 189 ; nsed in respira- 

 tion, 170 ; of Trilobites, 237 



Antennary gland, 13 ( = green gland, q.v.) 



Anthrobia, 4^6 ', A. mammouthia, 334, 

 366 



Anthura, 124 



Anthuridae, 1~4 



Ants and spiders, 370 



Auyplutena accentuata, 397 



Aphantochilinae, 414 



Aphaniochilus, 414 



Apoda, 94 



Apodidae, 19, 21, 22, 23, 27, 28, 29, 31, 

 36, 241 



Aponomma, 470 



Appendages (ind. legs, limbs), of Crus- 

 tacea, 7 ; of Entoniostraca, 18 ; of 

 Phyllopoda, 24 ; of Cladocera, 40 ; of 

 Copepoda, 55 ; of Cirripedia, 80 f. ; of 

 Ostracoda, 107 ; of Malacostraca, 110 j 

 of Nebalia, 111 ; of Eumalacostraca, 

 113 ; oi Anaspides, 115 ; of Mysidacea, 

 118 f. ; of Cumacea, 120: of Isopoda, 

 121 i. ; of Amphipoda, ' 136 f. ; of 

 Stomatopoda, 142 ; of Euphausiaeea, 

 144 f. ; of Decapoda, 152 ; of Macrura, 

 153 ; of their larvae, 159 ; of Anomura, 

 167 f. ; of Birgus, 175 ; of Brachyura, 

 181 f . ; alterations caused by parasites, 

 100 f. ; by hermaphroditism, 102 f. ; 

 of Trilobita, 236, 237 ; of Arachnida, 

 255 f.; ofimwZjw, 262, 263 ; of Eiiryp- 

 terus, 285 f. ; of Scorpions, 301, 303 ; 

 of Pedipalpi, 309 ; of Spiders, 319 ; of 

 Palpigradi, 422 ; of Solifugae, 426 ; of 

 Pseudoseorpions, 432 ; of Podogona, 

 440 ; of Phalangidea, 443 ; of Acarina, 

 458 ; of Tardigrada, 479 ; of Penta- 

 stomida, 493 ; of Pyenogons, 503 f. 



Apseudes s^nnosits, 123 



Apseudidae, 1^2 



Apstein, 335 



Apus, 21, 23, 25, 28, 30, 32, 34, 36, 221, 

 242, 243 ; segmentation, 6 ; A. aus- 

 trcdiensis, 36 ; A. cancriformis, 36 ; 

 habitat, 34 



Arachnida, introduction to, 255 ; segmen- 

 tation of body, 255-6 ; primitive, 256-7 ; 



