Macmahonia. 373 



Eeaches a length of 87 millim. from snout to vent, tail 151, accord- 

 ing to Boettger. The figure in Pedtschenko's Eeise represents a 

 specimen 106 millim. long from snout to vent. 



Particulars of Specimens Examined. 



Habitat. — Aralo-Caspian Steppes, Transcaspia, Bokhara, and 

 Eussian Turkestan. 



20. MACMAHONIA. 



Macmahonia, Bouleng. Journ. Zool. Ees. iii, 1918, p. 2. 



Differing from Scaptira, s. str., only in the absence of 

 femoral pores. 

 A single species. 



1. MACMAHONIA APOEOSCELES. 



Scaptira aporosceles, Alcock & Finn, Journ. As. Soc. Beng. Ixv, ii, 

 1896, p. 569, pi. xiii. 



Head and body depressed. Head If to if times as long as broad, 

 its length 3| to 4 times in length to vent, its depth equal to the 

 distance between the centre of the eye and the tympanum. Snout 

 acutely pointed, with slightly swollen nasals, a little longer than the 

 postocular part of the head ; canthus rostralis sharp, loreal region 

 vertical, slightly concave. Pileus twice as long as broad. Hind limb 

 reaching between the ear and the eye or between the collar and the 

 ear * ; foot IJ to 1|- times the length of the head ; toes loog, flattened. 

 Tiiil 1^ to 2 times as long as head and body, depressed at the base. 



Upper head-shields smooth ; rostral slightly deeper than broad, 

 narrower beneath than above ; nasals in contact behind the rostral, 

 the suture between them ^ to f the length of the frontonasal, which 



* Or the eye, according to Alcook and Finn, 



