544 



INDEX 



Trilobites, 222 ; of Arachnida, 256 ; of 

 Linndus, 268 ; of Scorpions, 304 ; of 

 Pedipalpi, 310 ; of Spiders, 329 ; of 

 Solifugae, 427; of Pseudoscorpions, 134 ; 

 of Phalangidea, 444 ; of Acarina, 459 ; 

 of Tardigrada, 480 ; of Pentastomida, 

 491 ; of Pycnogons, 513 



Alitropus (Aegidae), habitat, 211 



Allman, on larvae of Pycnogons, 523 



Alloptes, 466 



Alona (including Leydigia, Alona, Harpo- 

 rhynchus, Graptoleberis), 53 



Alonopsis, 53 



Alpheidae, 163 ; habitat, 198 



Alpheus, 163 ; reversal of regeneration, 

 156 



Alveolus, of palpal organ of Spiders, 322 



Amaurobius, 899 ; A.fenestralis, 399 ; A. 

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

 '326 



A iithli/ncareninn, 3SS 



A mblyomma, 470 ; A. hebraeum, 456, 470 



Amblypygi, 312 



Atnmothea, 505, 534 > A. aclielioides, 534 ; 

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

 510,534, 541, 542; A. Jttndifem, 522, 

 531, 541 ; A. franciscana, 541 ; A. 

 !/r"i>,ilis, 534 ; A. hispida, 534, 535, 

 541 ; A. laevis, 541 ; A. lottgicoUis, 

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

 magnirostris, 534, 541 ; A. typhlops, 

 542; A. uniunguiculata, 534 



Ainmotheidae, 534 



. I mop/mm, 452 



Ampharthrandria, 61 



Amphascandria, 57 



Amphion, 251 



Amphipoda, 136 f. ; pelagic, 202 ; fresh 

 water, 211 



Ampullaceal glands, 335, 349 



Ampycini, 243 



Ampyx, 231, 2 45 ; A. roualti, 230 



Anabiosis, in Tardigrada, 484 



Analges, 455, 4'>'> 



Analgesinae, 466 



Aiianteris, 306 



Anaphia, 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 



A nelasinocephalus, 452 



Angelina, 2Jtf 



Anisaspis bacilli/era, 387 



Anisopoda, / ,',.' 



A nomalocera pa ttersi.mi. 60; distribution, 

 202, 203 



Anomopoda, 51 



A nomofhynchus. - -. / .' 



Anoinura, 167 ; relation to Thalassinidea, 

 167 



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

 A. neglectus, 539 ; A. oculatus, 542 ; A. 

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

 virescens, 540, 542 



Anopolenus, 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 Corystes cassive- 

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

 tion, 170 ; of Trilobites, 237 



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



Anthrobia, JfiG ; A, mammouthia, 334, 

 366 



Anthura, 124 



Anthuridae, 124 



Ants and spiders, 370 



Anypliaena accentuata, 397 



Aphantochilinae, 414 



Aphantochilus, 414 



Apoda, 94 



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

 36, 241 



Aponomma, 470 



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

 tacea, 7 ; of Entomostraca, 18 ; of 

 Phyllopoda, 24 ; of Cladocera, 40 ; of 

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

 Ostracoda, 107 ; of Malacostraca, 110 ; 

 of fcebalia, 111 ; of Eumalacostraca, 

 113 ; of Anaspides, 115 ; of Mysidacea, 

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

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

 Stomatopoda, 142 ; of Euphuusiacea, 

 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. ; ofLinniht.t, 262, 263 ; of Euryp- 

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

 of Pedipalpi, 309 ; of Spiders, 319 ; of 

 Palpigradi, 422 ; of Solifugae, 426 ; of 

 Pseudoscorpions, 432 ; of Podogona, 

 440 ; of Phalangidea, 443 ; of Acarina, 

 458 ; of Tardigrada, 479 ; of Penta- 

 stomida, 493 ; of Pycnogons, 503 f. 



Apseudes spinosus, 123 



Apseudidae, 122 



Apstein, 335 



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

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

 traliensis, 36 ; A. cancriformis, 36 ; 

 habitat, 34 



Arachnida, introduction to, 255 ; segmen- 

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



