398 



REPORT OF NATIONAL MUSEUM, 1898. 



scales. Unguis of extended liind limb to near nostril. From end of 

 muzzle to vent, 54.5 mm. 



Brown, with two golden longitudinal lines from above ear to above 

 groin, separated by nine rows of scales. A series of short, indistinct, 

 reddish-brown crossbars on each side the dorsum within these lines. 

 Sides darker, with golden spangles; axilla and scapular region black. 

 Head dark brown; below, pale brown; chin darker. 



This small species is widely distributed in Mexico. It was originally 

 described from Yucatan, which is Tierra Oaliente, but ])uges reports it 

 from the elevated plateau of San Luis Potosi. I have it also from 

 near the city of Guatemala from Van Patten. 



Sceloporus chrysosticlits Cope. 



SCELOPORUS VARIABILIS Wiegmann. 



Sceloporus rariabilis Weigmann, Herpet. Hex., 1834, p. 51. — Fitzinger, Syst. 



Rept., 1843, p. 75. — Bocourt, Misc. Sci. Mex., Kept., p. 200, pis. xviii bis, 



fig. 1; XIX, fig. 2.— Cope, Proc. Anier. Phil. Soc, XXII, 1885, p. 394; Proc. 



U. S. Nat. Mu8., XI, 1888, p. 397.— Boulenger, Cat. Liz. ]?rit. Mus., II, 1885, 



p.236.— STE.JNEGEU, Proc. U. S. Nat. Mus., XIV, 1891, p. 485. 

 Tropidolepis variahilis Dumeril and Bibron, IV, 1837, p. 308. — Gray, Cat. Liz. 



Brit. Mus., 1845, p. 209.— Aug. Dumeril, Cat. M6tli. Mus. Hist. Nat,, 1851, 



p. 77. 

 Sceloporus marmoratus Hallowell, Proc. Acad. Nat. Sci. Phila., VI, 1852, p. 178 



(San Antonio); Sitgreaves Report, 1853, Reptiles, p. 112, pi. ii. 

 Sceloporus dellcaiissimns Hallowell, Proc. Acad. Nat. Sci. Phila., VI, 1852, 



p. 178 (San Antonio); Sitgreaves Report, 1853, Reptiles, p. 109, pi. i. 

 Sceloporus scalaris Cope, Bull. U. S. Nat. Mus., No. 17, 1880, p. 17, not of 



Wiegmann. 



Supraorbitals in one large series with one internal and two external. 

 One frontal plate; anterior to this, a central ])late surrounded by five 

 others. Occipital iilates margined behind by smaller ones. Cephalic 

 l^lates all strongly corrugated. Dorsal scales in seventy series, from 

 head to tail ; about forty-five from gular fold, smaller than caudal, larger 

 than lateral ; pointed with moderate mucro, but no lateral denticulations. 

 Free part of hind toe as long as cephalic plates. Scales of sides of 

 neck much smaller than on neck above. Femoral pores eleven. 



Dark green above with two lateral light-greenisli bands on each side, 

 separated by about fourteen rows. Back with two series of subquadrate 

 blotches separated by light lines confluent with the lateral. Sides 

 dusky. A short, light line from the lateral stripe running perpendicu- 

 larly to the insertion of arm. A black ellipse on each side extending 

 as far as in axilla to the light line just mentioned; the outline inter- 

 rupted above; the two in contact on the middle of the belly. 



