L. G. ANDERSSON, NEW LIZARDS. 7 



prseorbital (frenoorbital) restiDg on the second supralabial 

 and in contact with the large first supraciliary; no loreal; a 

 large nasal with the nostril pierced in the anterior part; 

 temples shielded, a large superior temporal on the upper 

 surface of the head forms an oblique suture with parietal 

 and occipital; seven supralabials, the two posterior much 

 smaller than the other, third below the eye; six lower labials, 

 5*^ and 6*^ very narrow. Chin-shields, one anterior and two 

 pairs both in contact^ the posterior pair touching each other 



Fig. 2. Proctoporus longicaudatus n. sp. o. Upper 

 view of head; b. Lower view of head; c. Lateral 

 view of the midde of body; d. Ana] region. X2. 



only in front; behind the chin-shields three transverse rows 

 of large gulars, decreasing in size behind, the posterior row 

 bordered by a postmental collar which extends from the 

 upper and posterior margin of the tympanum över the throat 

 as a very distinct fold, formed by an anterior (inner) and a 

 posterior (outer) row of plates; the free margin is formed by 

 the anterior (inner) row which appears as a narrow rim in 

 front of the posterior plates. Behind this fold there are five 

 transverse rows, the third and fifth of which are composed 

 of larger scales, forming a second and a third transverse 

 fold, the latter is more distinct and corresponds to the usual 



