Gehyra

Key to Melanesian Gehyra with entire lamellae 1a) Webbing between T 3 and T 4 absent or basal only.................................................... G. cf. dubia b) Webbing between T 3 and T 4 extensive, 20% or more......................................................... 2 2a) Subcaudals small and subequal, not arrayed in median row.................................................... 3 b) Subcaudals enlarged in median row....................................................................... 5 3a) Original tail flattened; prominent lateral, antecubital, and popliteal skin folds; SVL> 130 mm .............. G. marginata b) Original tail rounded; no skin folds on body or limbs; SVL <105 mm ............................................ 4 4a) Size small (SVL up to 70 mm); 11–13 T 4 lamellae; dorsal pattern of rows of alternating dark and white spots (Fig. 4C)............................................................................................ G. maculicincta a b) Size larger (SVL up to 102 mm); 13–20 T 4 lamellae; dorsum uniform gray or brown or, if patterned, markings not arrayed in regular bands (Fig. 4E)........................................................................ G. oceanica 5a) Original tail flattened, with prominent lateral serrations; subapical T 4 lamellae deeply notched; adult SVL <100 mm .............................................................................................. G. serraticauda b) Original tail rounded, without lateral serrations; subapical T 4 lamellae shallowly notched; adult SVL> 100 mm .......... 6 6a) Antecubital skin fold absent............................................................................. 7 b) Antecubital skin fold prominent.......................................................................... 8 7a) Popliteal skin fold absent; postmentals elongate; 11–15 T 4 lamellae; adult SVL <85 mm; dorsal pattern unicolor or boldly spotted (Fig. 4D).......................................................................... G. louisiadensis b b) Popliteal skin fold present; postmentals short; 15–23 T 4 lamellae; adult SVL> 100 mm; dorsal pattern lichenose (Fig. 4F)..................................................................................... G. membranacruralis c 8a) Skin fold on trunk weak, indistinct........................................................................ 9 b) Skin fold on trunk prominent........................................................................... 10 9a) Postmentals short; orange eye ring present.......................................................... G. rohan d b) Postmentals very elongate; orange eye ring absent.............................................. G. georgpotthasti e 10a) 58–90 precloacal/femoral pores; 23–34 T 4 lamellae.................................................... G. vorax f b) 43–47 precloacal/femoral pores; 16–22 T 4 lamellae......................................................... 11 11a) All postsupranasals small, << 50% size of supranasal; typically 4 postnasals; dorsal color brown (Fig. 4B).... G. aquilonia g b) One postsupranasal>50% size of supranasal; 3 postnasals; dorsal color pale yellow gray (Fig. 4A)......... G. chrysopeleia h