. Bulletin of the British Museum (Natural History) Zoology. THE BRITISH DERM AN YSSID AE (ACARI) 195 36 fji, postanal seta 30 /z. Chaetotaxy and sclerotization of opisthogaster as in Text- fig. 31 b. Peritreme extends to about anterior third of coxa I. Peritrematal shield free posteriorly. Chaetotaxy of legs differs from normal pattern in that genu IV has two ventral setae (2—f, f—1). Tarsus II with ventral setae and alx and plx stout basally, tapering to fine points. Tarsus IV with ventral setae stout basally, tapering ; seta pi 2 stout and spine-like. Length/width (in fi) of leg segments : g
. Bulletin of the British Museum (Natural History) Zoology. THE BRITISH DERM AN YSSID AE (ACARI) 195 36 fji, postanal seta 30 /z. Chaetotaxy and sclerotization of opisthogaster as in Text- fig. 31 b. Peritreme extends to about anterior third of coxa I. Peritrematal shield free posteriorly. Chaetotaxy of legs differs from normal pattern in that genu IV has two ventral setae (2—f, f—1). Tarsus II with ventral setae and alx and plx stout basally, tapering to fine points. Tarsus IV with ventral setae stout basally, tapering ; seta pi 2 stout and spine-like. Length/width (in fi) of leg segments : genu tibia tarsus I 66/33 80/30 130/28 II 70/45 60/42 98/33 III 42/33 42/30 105/27 IV 60/33 63/33 135/27 Male : Chelicera with segment I, 45 ^ ; II, 108 \l ; movable digit 36 \l (57 /z with spermadactyl), unidentate ; fixed digit unidentate, pilus dentilis short, setiform. Four pairs of gnathosomal setae with about 54 \l apart; about 42 /x apart; Deutosternum with six transverse rows of denticles ; corniculi 36 /x ; internal malae triangular. Tectum capituli weakly dentate ; pedipalp as in A B Fig. 31. Hypoaspis colomboi sp. nov., female ; dorsum (a) and venter (b) of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Farn, Alexander E. London : Butterworths
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