246 SPHAERODACTYLUS. 
Dimensions:— Tip of snout to vent 30 mm. 
Vent to tip of tail 26 mm. 
Greatest width of head 5.5 mm. 
Tip of snout to ear 7.75 mm. 
Fore leg 7.5 mm. 
Hind leg 9 mm. 
Remarks:— IJ have seen but very few specimens of this rare species. Never- 
theless, I am convinced that my dacnicolor is Gosse’s oxyrrhinus. No informa- 
tion has come to hand regarding its habits or occurrence in Jamaica. 
15. SPHAERODACTYLUS ARGIVUS Garman. 
Plate 5, fig. 2; Plate 16, fig. 5-8. 
Sphaerodactylus argivus Garman, Bull. Essex inst., 1888, 20, p. 3. 
Type-locality:— Caymen Brae. C.J. Maynard. 
Types:—Cotyrg. M.C.Z.13,597. Coryprs. M.C.Z.6,223(7specimens). 
Distribution:— The type-locality. 
Diagnosis:— Medium size, having small keeled imbricate dorsals; about 
fourteen or fifteen equalling the distance from tip of snout to middle of eye; 
about fourteen small scales in a row between the orbits; no ocelli nor conspicuous 
colour-pattern; this species also lacks the two lateral crescentic grooves in the 
rostral seen in argus. 
Description:— M.C.Z. Cotyrr. 13,597: Coryrse M. C. Z. 6,223. Snout 
rounded, short; eye slightly nearer tip of snout than ear; rostral with median 
groove; nostril between rostral, a large supranasal and two or three small scales 
which almost or quite occlude it from the first supralabial; fourth, a small, 
supralabial lying under centre of eye; superciliary spine present; head above and 
on sides covered with very fine granules, slightly larger on snout; dorsals very 
small, keeled, slightly imbricating about fourteen equal to distance of tip of 
snout from centre of eye; mental larger than rostral; a few enlarged postmentals; 
gular scales small, flat and roundish; ventrals overlapping, larger than dorsals, 
perfectly smooth; limbs covered with very small smooth scales; scales of tail 
small, not forming whorls; medium sized enlarged plates below. 
Colour:— Reddish gray, speckled with darker a few lighter specks or dots, 
no ocelli. 
