660 



REPORT OF NATIONAL MUBEUM, 1898. 

 EUMECES TETRAGRAMMUS Baird. 



Eu.e.es .tra.jra..... COPK, C^-.-list N- A-.^t. aa. Rept., 1875, p. 45.- 



Plestiodon ietragrammus Baiko, Pu'^- ^^"^"^ 



Mex.Bouml. Surv.,Rept.,l859, p. 1- 441, pi. xxii 1), 



Euneces obiusiro.tris Bocouht, Miss. Sc. Max., Rept., 1881, p. 44 , p 



'^' ' ^f P nvtihracinus. Dorsal rows of scales, 



^T •^Itwe:^^^^^^^ cephalic plates much 



twenty-six to twenty 61 Ut^' postnasal exactly above the see- 



as in 1\ anthracmus, but the single postn ^^^^^ ^^^_^^^ ^^^.^ ^^^^^^.^^ 



edges in line, the two 

 small anteorbitals wedged 

 between the fourth and 

 fifth upper labials, instead 

 of third and fourth; the 

 frontal hexagonal, much 

 wider than long instead of 

 rather longer than wide; 

 anterior single plate of 

 chin generally divided in to 

 two instead of single. 



General color of body 

 and limbs clear dark olive 

 above, with two yellowish 

 stripes on each side, the 

 two upper on the central 

 line of the fourth row of 



out dusky margius 

 Entirely black, with au olivaceous huge. ,.„„,„„ tl.e le<'s 



The speciesvaries mud. iu proportions the youuger havmg the le s 

 louger and body shorter. Then the hiud leg .s "'"^^^f. f,'^/^,^, 

 three-fourths to three aud cue-half iu head aud body; 'If j'^^^ t° jsa 

 from four and one-half to five and one-half *''"«- '^'j^f^'tf^m 

 tiou of fore leg is from three-eighths to three-uuiths the distance from 



snout to insertion of hind leg. .i,„„..;„„, from 



This species bears a close relationship to t^^^^-^^^^'^^, ^^fX 

 .hich it is chiefly to be distinguished, in adclition « ^^^^ "f f^f/, 

 stated, by the fact that the upper lateral light stripe is tbroughjie 

 middle of the fourth row of scales instead of the third, --^J^^l^^l 

 rated by six rows of scales, not four, and has no dusky edging above 

 Te stripes are yellow, not greenish white. The -^- -^^ J^ 

 scarcely darker than the back in the young and of much the same color 



Fig.m. 



EUMECL8 TETRAGRAMMUS BAIRD. 

 X %. 



Texas. 



Cat. No. 15543, U.S.N.M. 



