1887.] BATRACHIANS FROM THE LOO CHOO ISLANDS. 147 



milliin. millim. 



Total length., 292 215 



Head 24 18 



Width ofhead 15 12 



Body 58 50 



Fore limb 38 33 



Hind limb 65 52 



Tibia 20 16 



Tail 210 147 



The species is represented by numerous specimens in Mr. Fryer's 

 coliectiou. 



4. Tachydromus smaragdinus, sp. n. (Flate XVII. fig. 2, 

 and Flate XVIII. fig. 1.) 



Head long as in T. sexUneatus, its width being contained nearly 

 twice in its length. A series of granules, usually incomplete, between 

 the supraoculars and the supraciliaries ; a small shield usually (19 

 cases out of 20) separates the large anterior supraocular from tbe 

 loreal ; temporal scales obtusely keeled, much smaller than in the 

 other species, 10 to 15 on a line between the orbit and the tympanum. 

 Dorsal shields strongly keeled, in eight to ten longitudinal series, 

 the three outer series on each side largest and equal ; eight longi- 

 tudinal series of large, strongly keeled, mucronate ventrals, and 

 three or four series of smaller ones on each side. Frseanal shield 

 usually longitudinally divided in the female, entire in the male. 

 One inguinal pore on each side. Emerald-green above ; a pale 

 yellow streak along each side, from the upper lip to the groin ; 

 males usually with a broad grey or bronzy lateral band above the 

 yellow streak ; lower surfaces greenish yellow. 



6. 2. 



millim. millim. 



Total length 187 207 



Head 12 13 



Width of head 6-5 7 



Body 38 42 



Fore limb 20 20 



Hind hmb 27 27 



Tail 137 152 



Numerous specimens. 



5. Lygosoma pellopleurtjm, Hallow. (Plate XVIII. fig. 2.) 



Lygosaurus pellojjleiirvs, Hallow. /. c. p. 496. 



Body elongate, limbs short ; the distance between the end of the 

 snout and the fore limb is contained twice in the distance between 

 axilla and groin. Snout very short, obtusely acuminate. Lower 

 eyelid scaly. Nostril pierced in a single nasal ; no supranasal ; 

 frontonasal broader than long, forming a broad suture with the 



10* 



