OCR Text |
Show 1899.] BATRACHIANS, AND FISHES FROM HAINAN. 957 bars and small black spots ; wing-membranes brick-red above, with small round black spots, colourless and unspotted beneath ; gular appendage blue at the end, blackish in front, and red behind at the base. Total length 232 millim. Head 17 „ Width of head.. 11 „ Body 69 „ Very closely allied to D. maculatus Gray, but snout longer and coloration different. A single male specimen. 2. ACANTHOSAURA HAINANENSIS, sp. n. (Plate LXVI. fig. 2.) Snout as long as the diameter of the orbit; canthus rostralis and supraciliary edge angular; tympanum smaller than the eye-opening ; upper head-scales keeled, larger on the supraorbital region and in the middle of the forehead ; a spine, measuring one third the diameter of the orbit, terminates the supraciliary edge ; 11 or 12 upper and as many lower labials; gular scales strongly keeled, smaller than the ventrals. An oblique fold on each side of the neck, in front of the shoulder; a spine, measuring two fifths the diameter of the orbit, on each side of the nape above the tympanum. Nuchal crest not continuous with tbe dorsal, composed of rather slender compressed spines, the longest of which measure nearly half the diameter of the orbit. Dorsal crest low, composed of triangular compressed scales pointing backwards, subequal in size throughout the back. Dorsal scales very small, intermixed with irregularly scattered, enlarged, rhomboidal, more or less strongly keeled ones ; ventral scales about as large as the enlarged dorsals, strongly keeled. Fore limb and tibia above with subequal keeled scales, femur with unequal ones; fourth finger a little longer than third ; the adpressed hind limb reaches the eye. Tail feebly compressed, covered with uniform strongly keeled scales, which are larger on the lower surface. Olive-brown above, with rather indistinct wavy darker cross-bars ; a dark, light-edged rhomboidal marking between the shoulders, produced forwards along the base of the nuchal crest; antehumeral fold blackish ; limbs and tail with light transverse bars. Total length .... 250 millim. Fore limb .. 52 millim. Head 25 „ Hind limb .. 79 „ Width of head.. 17 „ Tail 145 „ Body 70 „ Most nearly allied to A. crucifera Blgr. A single female specimen. 3. CALOTES VERSICOLOR Daud. 4. TROPIDONOTUS CHRYSARGUS Schleg. PROC. ZOOL. Soc-1899, No. LXII. 62 Fore limb . . 34 millim. Hind limb.. 43 „ Tail 14S „ |