Beptiles and Amphibimis of Illinois. 



•i57 



With two suprauasals. Lower eyelid scaly. Anterior margin 

 of ear-opening with several projecting scales.. . .Eumeces. 



No supranasals. Lower eyelid with a transparent central part. 

 Ear-opening with no projecting scales Oligosoma. 



Eumeces, Wiegmank. 



Wiegmann, Herp. Max., 1834, p. 36. 



Body fusiform, cylindrical. Head pyramidal, four-sided. 

 Two supranasals. Lower eyelid scaly. Ear-opening large, 

 generally with a few projecting scales at its anterior margin. 

 Scales smooth, large. Tail cylindrical and tapering. Toes 0-5. 



Eumeces fasciatus, Linn. Blue-tailed Lizard, Red- 

 headed Lizard, Scorpion. 



Lacerta fasrdata, Linn., Syst. Nat., 1758, p. 209. 



Scincus erythrooephdlus, Gilliams, Jour. Acad. Nat. Sci., Phila., 



1818, I., p. 461. 

 Plestiodon quinquelineatum, Dum. et Bibr., Erp. Gen., V., 1839, 



p. 707. 

 Scincus fanaiatus, De Kay, Nat. Hist. N. Y., I., Zool. III., Kept. 



and Amph. 1842, p. 29, pi. 8, fig. 17. — Holbr., N. A. Herp., 



1842, II., p. 127, pi. 18. 

 Scincus qnlnqueUneatum, Holbr., 1. c, p. 121, pi. 17. 

 Plestiodon erythrocephaltis, Holbr., 1. c, p. 117, pi. 16. 

 Plestiodon quinquelineatum and P.fasciatum, Kenn., Trans. 111. 



State Agr. See., 1853-54. 1., p. 591. 

 Eumeces fasciatus, Davis and Rice, Bull. 111. State Lab. Nat. 



Hist., I., No. 5, 1883, p. 47; Bull. Chicago Acad. Sci., 1883. 

 Eumeces obsoletus, Davis and Rice, Bull. Chicago Acad. Sci., 1883. 



Total length about eight inches. Body moderately slen- 

 der, tail long and tapering. Scales smooth, about equal in 

 size above and below, median row beneath the tail largest and 

 transversely elongate. Fifty-three scales in a longitudinal 

 row from the occipital plates to a point opposite the vent. 

 Thirty scales in a transverse row about midway between the 

 fore and hind legs. Ear-opening large, somewhat elongate 

 vertically, in young examples with a few projecting scales at 

 its anterior margin. Frontals and parietals the largest of the 

 head plates. Six large supraciliaries. Two prefrontals. A 

 single internasal. Two supranasals, occasionally four. One 



