146 



MR. G. A. BOULENGER ON LIZARDS 



Syyiopsis of the Species. 



I. Dorsal plates smooth or very feebly keeled; interparietal usually absent or 



separated from the occipital by the parietals meeting in the middle ; usually 

 4 upper labials anterior to the subocular; 11 to 15 femoral pores on each side. 



30 to 42 dorsal plates and scales across the middle of the 

 body ; hind limb not reaching the ear; foot 1^ to If 



times length of bead P. spinalis Peters. 



28 or 30 dorsal plates and scales across the middle of the 

 body; hind limb reaching the ear; foot If times 

 length of head .. ,., P ph Mips il Mgr. 



I I. Dorsal plates more or less strongly, rarely feebly keeled ; interparietal in contact 

 with the occipital or separated from it by a small shield ; usually 5 upper 

 labials anterior to the subocular. 



38 to 42 dorsal plates and scales across the middle of the 



body ; 12 to 14 large keeled scales in a transverse 



series between the hind limbs; supraoculars in con- 

 tact with the frontal ; 29 to 34 gular scales in a 



longitudinal series ; 14 to 16 femoral pores on each 



side ; 33 to 35 lamellar scales under the fourth toe. . 

 33 to 40 dorsal plates and scales across the middle of the 



body ; 12 to 18 large keeled scales in a transverse 



series between the hind limbs ; supraoculars in con- 

 tact with the frontal; 21 to 28 gular scales in a 



longitudinal series; 12 to 18 femoral pores on each 



side; 24 to 30 lamellar scales under the fourth toe. . 

 24 to 30 dorsal plates and scales across the middle of the 



body; 8 keeled plates in a transverse series between 



the hind limbs; supraoculars usually separated from 



the frontal by a series of granules; 25 to 28 gular 



scales in a longitudinal series ; 11 to 13 femoral 



pores on each side ; 25 to 31 lamellar scales under 



the fourth toe 



1. Philochortus spinalis. (PL I. figs. 1, 2.) 



Lacerta spinalis Peters, Mem. Berl. Ac. 1874, p. 369, pi. — . 

 % 2. 



Latastia spinalis Bouleng. Cat. Liz. iii. p. 57 (1887) ; Stejneg. 

 Proc. U.S. Nat. Mus. xvi. 1894, p. 717; Bouleng. Ann. Mus. 

 Genova, (2) xvi. 1896, p. 551 ; Tornier, Zool. Jahrb., Syst. xxii. 

 1905, p. 375 ; O. Neumann, t. c. p. 395. 



Head and body feebly depressed. Head 1| to 1|- times as long- 

 as broad, its depth equal to the distance between the anterior 

 corner of the eye and the tympanum, its length 4 to 4-| times in 

 length to vent ; snout obtusely pointed, as long as postocular part 

 of head, with obtuse canthus. Pileus twice as long as broad. 

 Neck as broad as the head or a little narrower. Hind limb 

 reaching the shoulder or between the shoulder and the ear in 

 males, the axil or the shoulder in females; foot 14- to 1| times 

 as long as head ; toes slender, feebly compressed. Tail 2 to 

 2 1 times as long as head and body. 



Nostril pierced between 3 shields ; nasals forming a suture 

 behind the rostral, the suture -§- to -| the length of the fronto- 

 nasal, which is much broader than long and broader than the 

 internarial space ; prefrontals forming a short median suture ; 

 frontal as long as its distance from the end of the snout, 1J to 



P. neumanni Matsch. 



P. intermedins Blgr. 



P. hardeggeri Stdr. 



