THE LIZARDS OF THE GENUS TACHYDROMUS. 



227 



Measurements, in millimetres. 

 From end of snout to vent . . 



,, ,, ,, ,, ,, fore limb 

 Head 



Width of head . . 

 Depth of head 

 Fore limb 

 Hind limb 

 Foot 

 Tail .. 



<s 



2 



52 



55 



19 



19 



13 



13 



7 



6-5 



6 



5-5 



22 



20 



26 



26 



15 



14 



200 195 



3- 



4- 



5- 



6. 



7- 



8. 



9- 



7 



6 



27 



12 



22 



1 



24 



8 



6 



28 



10 



24 



1 



24 



Particulars of specimens examined. 



1. 2. 

 d 1 , Cochun . . . . . . 52 28 



2 •• •• 55 32 



Table as on p. 212. 

 Habitat. Formosa. 



Closely allied to T, smaragdinus, but readily distinguished by the number of 

 chin-shields, the lower number of plates and scales round the middle of the body, the 

 longer tail, and the position of the light lateral streak. 



9. Tachydromus sexlineatus, Daud. 



Takydromus sexlineatus, Daud. Hist. Rept. iii, p. 256, pi. xxxix (1802); Brongn. Mem. Sav. 



Etr. Ac. Paris, i. 1806, p. 627, pi. ii, fig. 8 ; Dum. et Bibr. Erp. Gen. v, p. 158 (1839) ; 



Gray, Cat. Liz., p. 52 (1845); Gunth. Rept. Brit. Ind., p. 69, pi. viii, fig. C. (1864); Stoliczka, 



Journ. As. Soc. Beng. xii, 1872, p. 87 ; Gunth. Nov. Zool. ii. 1895, p. 499 ; Laidlaw, Proc. 



Zool. Soc. 1901, p. 310; Annandale, Journ. As. Soc. Beng. (2) i. 1905, p. 140 ; Bouleng. Vert. 



Faun. Mai. Pen., Rept., p. 79 (1912) ; De Rooij, Rept. Ind. -Mai. Arch, i, p. 154, fig. (1915). 

 Takydromus quadrilineatus, Daud. t. c, p. 252. 

 Tachydromus ocellatus (Cuv.), Guer. Icon. R. An., Rept. pi. vi, fig. 3 (1829) ; Duvern. R. An., 



Rept. pi. xi (1836). 

 Tachydromus typus, Gray, Ann. N.H. i. 1838, p. 389. 



Tachydromus sexlineatus, var. ceneojuscus, Peters. Mon. Berl. Ac. 1863, p. 405. 

 Tachydromus meridionalis, Gunth. Rept. Brit. Ind. p. 70, pi. viii, fig. D, and Ann. and Mag. 



N.H. (6) i. 1888, p. 167. 

 Tachydromus sexlineatus, part., Bouleng. Cat. Liz. iii, p. 4 (1887), and Faun. Ind., Rept. p. 169 



(1890) ; Gunth. Ann. and Mag. N.H. (6) i. 1888, p. 167. 

 Tachydromus sikkimensis, Gunth I.e. 



Body not depressed. Head about twice as long as broad, its depth equal to the 

 distance between the centre of the eye and the tympanum, its length 3§ to 4^ times 

 in length to vent in males, 4 to % times in females ; snout acutely pointed, with 

 sharp canthus and nearly vertical loreal region, as long as the postocular part of the 

 head. Pileus 2\ to 2I- times as long as broad. Neck narrower than the head. Hind 

 limb reaching the elbow or the axil ; foot as long as or a little longer than the head 

 Tail 3 to 5 times as long as head and body. 



Nostril pierced between 3 or 4 shields. Rostral sometimes entering the nostril ; 

 upper head-shields smooth or feebly rugose ; frontonasal as long as broad or longer 



