228 BULLETIN 17 7, UNITED STATES NATIONAL MUSEUM 



Table 40. — Specimens of Leiocephalus personatus scalaris examined 



LEIOCEPHALUS PERSONATUS MENTALIS Cochran 



Figures 64, 65/i; Plate 5 



1887. Liocephalus personatus Gakman, Bull. Essex Inst., vol. 19, p. 49, extr. p. 25 

 (part) (Puerto Plata; collector, M. A. Frazar). 



1914. Leiocephalus personatus Barbour, Mem. Mus. Comp. Zool., vol. 44, No. 2, 

 p. 302 (part) (Puerto Plata).— ?Schmidt, Bull. Amer. Mus. Nat. Hist., vol. 

 44, art. 2, p. 14, 1921 (Monte Cristi, Puerto Plata, Sdnchez, Sabaneta). — 

 Cochran, Proc. U. S. Nat. Mus., vol. 66, art. 6, p. 10, 1924 (Jov6ro). 



1932. Leiocephalus personatus mentalis Cochran, Proc. Biol. Soc. Washington, 

 vol. 45, p. 178.— Barbour, Zoologica, vol. 19, No. 3, p. 120, 1935; Bull. 

 Mus. Comp. Zool., vol. 82, No. 2, p. 136, 1937. — Mertens, Senckenbergiana, 

 vol. 20, No. 5, p. 338, 1938; Publ. Inst. Cient. Dominico-Alemdn, vol. 1, 

 p. 88, 1939. — BoKER, Publ. Inst. Cient. Domfnico-Alemdn, vol. 1, p. 18, 

 1939. 



Original description. — ^^ Diagnosis. — Mental sliield and lower lips of 

 adult males sepia; remainder of throat pale china blue, immaculate 

 or with a few very minute pale brown spots confined mostly to single 

 scales; sides of head from tip of snout to above the ear sepia, with 

 one or two large pea-green spots below the eye; sometimes a small 

 brown spot just behind the ear; prefrontals seldom touching the 

 canthals; 22-26 lamellae on the fourth toe; hind leg adpressed reaches 

 to the eye or to between ear and eye; 54 to 62 scales between the 

 occiput and the tail, not highly mucronate or noticeably bristling, 



^^Description oj the type. — U.S.N.Al. No. 65772, an adult male from 

 Jovero, Dominican Republic, collected on Feb. 19, 1923, by Dr. W. L. 

 Abbott. Headshields enlarged, the posterior distinctly ridged, the 

 anterior more faintly; three scales (an internasal and 2 prefrontals) 

 between the rostral and the supraorbital ring; posterior prefrontals 

 much the larger; nasals in contact with rostral; internasals somewhat 

 elongate, barely separated from each other by the first of the series 

 of three medial scales; prefrontals separated from the canthals by a 

 relatively large wedge-shaped scale ; two heavy rounded can thai scales 



