LIST OF ILLUSTRATIONS, 



419 



Hydrachna, nymphs of, adhering 



Tinoglischrus punctolyra 



. 178 



to hinder part of nepa cinerea 151 



— • — under side 



. 178 



— ■ geiographica . 



. 152 



— audouinii . 



. 178 



Limnesia fulgida . 



. 152 



Diplostaspis vespertilionis . 



. 179 



Diplodontus scapularis, young 



• 153 



— arcuata 



. 179 



— — mature 



• 153 



Leiostaspis zeleborii . 



. 180 



Hydrochoreutes globulus 



• 154 



Argas reflexus, tarsus of 



. 180 



— — nymph 



• 154 



— pipistrellse, young . 



. 180 



— — perfect insect, unde 





— — leg of . 



. 180 



side .... 



. 154 



— reflexus . 



. 181 



Hydrachna globator, male . 



155 



— miniatus 



. 182 



— — female 



• 155 



— moubata 



. 182 



Atax histrionicus, male 



156 



— (ornithodoros) coriaceus 



. 183 



— — female 



156 



— — talaje 



. 183 



Gamasus tetragonoides, claw of 



157 



Ixodes, rostrum of 



. 184 



Dermannyssus avium, claw of 



157 



— claw of . 



. 184 



— auris, claw of . 



157 



— erinaceus, male . 



. 190 



Gamasus coleoptratorum . . 



158 



— — female 



. 190 



' — marginatus 



159 



— fodiens 



. 191 



Lcelaps hilaris 



159 



— marginatus, male . 



. 192 



Gamasus crassipes 



161 



— — female 



. 192 



— tetragonoides . . . 



161 



— transversalis . 



. 195 



— podager .... 



161 



Sarconyssus nodulipes . 



. 196 



Uropoda vegetans . . . 



162 



Hyalomma hispanicum, male 



. 197 



Zercon dimidiatus 



164 



— — female 



• 197 



Sejus vidius 



165 



Hsemalastor longirostris . 



. 198 



■ — maritimus 



166 



— gracilipes . 



. 199 



— marinus . . . . 



167 



Dermacentor pardalinus . 



. 199 



Halarachne halichcxri, young 



168 



Hgemaphysalis rosea 



. 200 



— — mature . . . 



168 



Rhipicephalus senegalensis 



. 200 



Dermanyssus nitzschii 



169 



Adenopleura compressum 



. 200 



— avium . . . . 



170 



Xiphiastor rostratus . 



. 201 



— — under side 



170 



Amblyomma rotundatum 



. 201 



— pipistrellae . . . . 



172 



Ophiodes flavomaculatus . 



. 204 



Liponyssus setosus 



173 



Halacarus ctenopus 



. 208 



Macronyssus longimanus . . 



173 



— falcatus . 



. 209 



Lepronyssus rubiginosus . 



174 



— — claw of . 



. 209 



— lobatus . . . . 



174 



— — mandibles of . 



. 209 



Pimelonyssus biscutellus . 



174 



• — sculptus 



. 209 



Vampire, hair of . . . . 



175 



— — underside 



. 209 



Diplostaspis dasycnemi, hair of . 



17s 



— — side view 



. 209 



Periglischrus rhinolophinus . . 



177 



— — mandible and palpus 



— caligus .... 



177 



of 



D D 2 



. 209 



