544 INDEX 
Trilobites, 222; of Arachnida, 256 ; of 
Limulus, 268; of Scorpions, 304 ; of 
Pedipalpi, 310; of Spiders, 329; of 
Solifugae, 427; of Pseudoscorpions, 434 ; 
of Phalangidea, 444 ; of Acarina, 459 ; 
of Tardigrada, 480; of Pentastomida, 
491 ; of Pyenogons, 513 
Alitropus (Aegidae), habitat, 211 
Allman, on larvae of Pyenogons, 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, 399 ; A. fenestralis, 399; A. 
Seroxz, 399 ; A. similis, 399 ; spinnerets, 
326 
Amblyocarenum, 388 
Amblyomma, 470 ; A. hebraeum, 456, 470 
Amblypygi, 312 
Ammothea, 505, 534; A. achelioides, 534 ; 
A. brevipes, 541; A.echinata, 505, 509, | 
510, 534, 541, 542; A. fibulifera, 522, 
534, 5415 A. franciscana, 541; A. 
grandis, 5343; <A. hispida, 534, 535, 
541; A. laevis, 541; A. longicollis, 
533: A. longipes, 506, 534, 541; A. 
magnirostris, 534, 541; <A. typhlops, 
542; A. uniunguiculata, 534 
Ammotheidae, 534 
Amopaum, 452 
Ampharthrandria, 6Z 
Amphaseandria, 57 
Amphion, 251 
Amphipoda, 736 f.; pelagic, 202; fresh 
water, 211 
Ampullaceal glands, 335, 349 
Ampycini, 243 
Ampyx, 231, 245; A. rowalti, 230 
Anabiosis, in Tardigrada, 484 
Analges, 455, 466 
Analgesinae, 466 
Ananteris, 306 
Anaphia, 539 
Anaspidacea, 175 ; distribution, 211, 217 
Anaspidae, 59 
Anaspides, 115, 117 ; relation to Schizo- 
poda, 112; distribution, 211; A. tas- 
maniae, 115, 116 ; habitat, 211 
Anaspididae, 175 
Anelasma squalicola, 89 
Anelasmocephalus, 452 
Angelina, 247 
Anisaspis bacillifera, 387 
Anisopoda, 122 
Anomalocera pattersoni, 60; distribution, 
202, 203 
Anomopoda, 57 
Anomorhynchus, 532 
Anomura, 767 ; relation to Thalassinidea, 
167 
Anoplodactylus, 511, 538 3 A. lentus, 524 ; 
A. neglectus, 539 ; A. oculatus, 542; A. 
petiolatus, 508, 519, 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- 
daunus, 170, 183, 189 ; used in respira- 
tion, 170 ; of Trilobites, 237 
Antennary gland, 13 (=green gland, g.v.) 
Anthrobia, 406; <A. mammouthia, 334, 
366 
Anthura, 124 
Anthuridae, 124 
Ants and spiders, 370 
Anyphaena accentuata, 397 
Aphantochilinae, 414 
Aphantochilus, 414 
Apoda, 94 
Apodidae, 19, 21, 22, 23, 27, 28, 29; Sil, 
36, 241 
Aponomma, 470 
Appendages (incl. legs, limbs), of Crus- 
tacea, 7; of Emntomostraea, 18; of 
Phyllopoda, 24; of Cladocera, 40; of 
Copepoda, 55; of Cirripedia, 80 f. ; of 
Ostracoda, 107; of Malacostraca, 110 ; 
of Nebalia, 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 Euphausiacea, 
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.; of Limulus, 262, 263 ; of Huryp- 
terus, 285 f. ; of Scorpions, 301, 803 ; 
of Pedipalpi, 309 ; of Spiders, 319; of 
Palpigradi, 422; of Solifugae, 426 ; of 
Pseudoscorpions, 452; 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 ; 
