Ai'flhjiiolns. 125 



coiuttininL;' the dorsal scales of ApeUunotus dorscilin with the other 

 characters of Tachijdfomus amurensis we would have the coimeetiug' 

 liuk between the latter and Lacerta vivipara. 



1. APELTONOTUS DOESALIS. 



Tachi/dromvf: dorsalis, Stejueger, Smithson. Quarterl. (Misc. Coll. 

 xlvii), 1904, p. 294, and Herp. Japan, p. 229, fig. (KMir) ; Yau 

 Deuburgh, Proc. Calif. Ac. (4) iii, 1912, p. 242. 



Apeltonotug dorsaJii', Bouleng. t.c. p. 234. 



Body feebly depressed. Head IJ times as long as broad, its depth 

 equal to the distance between the centre of the eye and the tympauuni, 

 its length about 4 times in length to vent ; snout acutely pointed, a 

 little longer than postocular part of liead, with sharp cauthus and 

 vertical, slightly concave loreal region. Pileus 2J times as long as 

 broad. " Neck a little narrower than the head. Limbs slender, with 

 very long digits ; the hind limb reaches the shoulder in males, not 

 beyond the axil in females ; foot a little longer than the head. Tail 

 3 to 3i times as long as head and body. 



Nostril between three shields ; nasals forming a very short 

 suture behind the rostral* ; frontonasal longer than broad ; prefrontals 

 forming an extensive suture ; frontal about 1| times as long as broad, 

 as long as its distance from the end of the snout, narrower behind than 

 in front; parietals about li times as long as broad, outer border 

 convex ; interparietal small, narrow, longer than the occijaital ; 3 

 or 4 supraoculars ; if 4, the first small and granular, followed by a 

 series of granules separating the supraoculars from the superciliaries. 

 which are 5 in number. Kostral entering the nostril ; a siugle j^ost- 

 nasal ; anterior loreal much smaller than second; 4 upper labials, 

 rarely 6 or 3, anterior to the subocular, which is a little narrower 

 I leneath than above ; temporal scales small, strongly keeled ; an enlarged , 

 keeled anterior upper temporal ; a shortand very narrow tympanic shield. 



Pterygoid teeth present. 



4 pairs of chin-shields,t the 3 anterior in contact in the middle ; 

 gular scales granular anteriorly, gradually enlarged, imbricate, and 

 keeled towards the collar, 26 to 30 in a straight median line : collar- 

 plates large, pointed, keeled, li) in number. 



* Kostral in contact with tlie frontonasal in one specimen examined 1iy Van 

 Denburgh , 



t Van Denburgh notes one specimen as Iiavinsj; 4 shields on one siile and 5 

 on till- other. 



