358 Lacerticlv. 



Sandy grey above, witli hlaclcisli reticulation ; lower parts AvLite. 

 Measurements (in millimetres) : 



From end of snout to vent . . .47 



,, ,, ,, fc^ro limb . . 19 



Length of head . . . . .14 



Width of head 9 



Fore limb 20 



Hind lim1i ...... 47 



Habitat. — Coast of Benguella, Damaraland, Hererolaud. A speci- 

 men from Little Namaqualand is preserved in the South African 

 Museum. 



The above notes are taken from two specimens in the Berlin 

 Museum : the type of E. serripes, from Damaraland, and one of the 

 types of S. reticulata, from Benguella. 



4. SCAPTIEA CTENODACTYLA. 



Lacerta ctenodactylus, A. Smith, Mag. N. H. (2) ii, 1838, p. 93. 



Acantliodactylus capensis, A. Smith, 111. Zool. S. Afr., Kept. pi. 

 xxxix (1845) ; Gray, Cat. Liz. p. 37 (1845) ; A. Dum. Cat. Meth. 

 Eei3t. p. 127 (1851); Peters, Mon. Berl. Ac. 1869, p. 61; Bouleng. 

 Proc. Zool. Soc. 1881, p. 744. 



Scapteira ctenodactyla, Bouleng. Cat. Liz. iii, p. 115 (1887). 



Head and body much depressed. Head 1^ to li times as long as 

 broad, its depth equal to the distance between the centre or the 

 anterior corner of the eye and the tympanum, its length 3.V to 3 J 

 times in length to vent ; snout much flattened, obtusely pointed, with 

 the nasals flat or very feebly swollen and projecting angular labial 

 margin, about 1\ times as long as the postocular part of the head; 

 canthus rostralis sharp, loreal region very concave. Ear-opening 

 partly concealed under an oblique dermal fold. Pileus 2 to 2i times 

 as long as broad. Neck as broad as the head or a little narrower. 

 Hind limb reaching the eye or between the ear and the eye in males, 

 the ear or between the ear and the eye in females; foot IJ to IJ times 

 as long as the head ; fingers cylindrical, toes slender, compressed. Tail 

 Ih to li times as long as head and body, much flattened at the base. 



Upper head-shields flat, smooth ; nasals forming a short suture 

 behind the rostral or very narrowly separated from each other ; 

 frontonasal broader than long; prefoutals longer than broad, forming 

 an extensive median suture; frontal as long as its distance from the 

 nasals, 2 to 2^ times as long as broad, narrow behind, feebly grooved 

 in front, with a series of 2 to 4 small shields, rarely a single shield. 



