Clare Island Survey — Acarinida. 39 135 



Fig. 



5 Gamasus (Pergamasus) crassipes L. Male, a, Armature of second leg, Irish 



form, b, Ventral view of tibia, c, Ventral view of tibia of var. 

 longicomis Berl. 



6 Gamasoides bispinosus sp. nov. Male, a, Second leg of male, b, Chelicerae. 



7 Halolaclaps celticus sp. nov. a, Ventral view of male, b, Same of female. 



c, Male chelicerae. d, Ambulacrum, e, Epistome. 



Plate V. 



8 Cyrthydrolaelaps liirtus Berl. a, Male. Ventral view, b, Male Chelicerae. 



c, Second leg of male, d, Ambulacrum, e, Female area genitalis 

 nymph. /, Epistome of female, g, Ambulacrum of nymph, h, Ventral 

 view of immature male, i, Epistome of male (nymph), j, Chelicerae 

 of male (nymph). 



9 Cyrtolaelaps transisalae Oudms. Epistome. 



10 Cyrtolaelaps Kochi Trag. Epistome. 



11 Pachylaelaps littoralis sp. nov. Male, a, Ventral view, b, Second leg. 



c, Epistome. d, Chela. 



12 Pachylaelaps longisetus sp. nov. Female, a, Ventral view, b, Epistome. 



c, Chelicerae. d, Second leg. 



13 Holostaspis terreus (Can. et Fanzago). Epistome. 



14 Holostaspis marginatus var. littoralis nov. a, Ventral view of male. 



b, Capitulum and palp, c, Epistome. d, Fourth leg of immature male. 

 e, Female. 



Plate VI. 



15 Dendrolaclaps Oudemansi sp. nov. Male, a, Ventral view, b, Chelicerae. 



c, Tarsus of second leg. d, Female, believed to be of this species. 



16 Laelaps {Hypoaspis) oblongus sp. nov. Female. 



17 Laelaps {Hypoaspis) ovatidus sip. nov. Female, a, Underside, b, Chelicerae. 



18 Laelaps (Hypoaspis) longipes sp. nov. Male, a, Under side, b, Chelicerae. 



19 Laelaps (Cos?no!aelaps) styliferus sp. nov. Male, a, Trochanter, b, Second 



leg. c, Chelicerae. 



20 Seiulus remiger (Kramer). Dorsal view. 



21 Seiulus laevis Oudms. Female. Under side. 



22 Paraseius italicus (Berl.) Female, a, Under side, b, Ambulacrum. 



23 Paraseiios serratus sp. nov. Female, a, Under side, b, Part of dorsal 



shield, c, Ambulacrum, d, Epistome. 



24 Paraseius tenuipes sp. nov. Female, a, Under side, b, Tritosternum. 



c, Chelicerae. 



25 Zercon trigonus Berl. Dorsal view. 



