152 Lacertldx. 



Tachijdi-oniis oceUithis (Cnv.), Gut'r. Icon. R. Au., Kept. pi. vi.fit;. 3 

 (1829) ; Duveruoy, E. Au., Eept. pi. xi (1836). 



Tachydronws typus, Gray, Auu. X. H. i, 1838, p. 389. 



Tachydronuis sexllneatus, var. n'lieofnscus, Peters, Mou. Berl. Ac. 

 1863, p. 405. 



TacJiydfomus tneridionalis, Giiuth. Kept. Brit. lud. p. 70, pi. viii, 

 fig. D, and Ann. & Mag. N. H. (6) i, 1888, p. 16V". 



Tachydromus se.rlineatus, ■pa.vt.y'Bouleug. Cut. Tih. iii, p. 4 (1887)' 

 and Fauu. Ind., Kept. p. 169 (1890) ; Giiuth. Ami. .t Mag. N. H. (6) 

 i, 1888, p. 167. 



Tachydromns .tiklcinieusis. Giinth. 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 3f to 41 times in length to vent in males, 4 to 4^ times in 

 females ; snout acutely pointed, with sharp cauthus and nearly 

 vertical loreal region, as long as postocular part of head. Pileus 2i 

 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 jjierced between 3 or 4 shields. Rostral sometimes entering 

 the nostril ; upper head-shields smooth or feebly rugose ; frontonasal 

 as long as broad or longer than broad ; prefrontals forming a median 

 suture* ; frontal as long as or shorter than its distance from the end 

 of the snout, IJ to 2 times as long as broad, narrower behind than in 

 front, often with a median ridge ; parietals If to 2 times as long as 

 broad ; interparietal li to 2 times as long as broad ; occipital usually 

 shorter than the interparietal, sometimes nearly as long and a little 

 broader, sometimes separated from it by onot or two J small shields, 

 or by the parietals meeting in the middle. § 3 supraoculars, first 

 longer than second and in contact with the second loreal, third small 

 and rarely II in contact with the frontoparietal ; 3, very rarely 4, super- 

 ciliaries, second longest ; granules between the supraoculars and the 

 superciliaries absent or I'educed to one or two. Nasal usually forming 

 a very short suture with its fellow behind the rostral,*' and with the 



* Separated by one or two small azy<;os sliields in one siiecinien from Saifjon 

 and in another from Itorneo. 



t In one specimen from Borneo and in one from Saigon. 



X In one specimen from Saigon. 



§ Single specimens from S. China, Saigon, Tay Ninh, Rangoon and Java. 



It One specimen from S. China, one from Saigon, and two from Great Natuna. 



*S In single specimens from JIa Son Mts., Jalor, Great Xatnna and Borneo 

 the rostral is narro^vly in contact with the frontonasal. 



