SUMMER GREEN SNAKE, 695 



LiopELTis VERNALI8 DeKay. 



Green or Orass Snake. 



Coluber vernalis, BeKat, Harlan, Stoker, Kirtland, Holbrook, Thompson. 

 Chloroaoma vernalis, Baied and Gikard. 

 Serpetodryas vernalis, Halloweli. 

 Cyclophit vernalis, Gunther, Cope. 

 Liopeltia vernalis, Cope, Jordan. 



Color unijorm iright dark-green above ; paler beneath, sometimes nearly white ; color 

 in alcohol pale-Hue ; vertical plate elongated pentagonal; rostral large; upper labials, 

 six, lower, eight ; eyes large, above the third and fourth upper labials ; inframaxillaries 

 reaching to the sixth lower labial ; gastrosteges, 129-140 ; nrosteges, 70-95. Length, IJ 

 feet; head, J inch; tail, 44 inches; transverse diameter of head, 5 lines; of neck, 4 

 lines ; circumference of body, 1^ inches. 



Habitat, Maine, Massachusetts, Rhode Island, New York, Pennsylvania, New Jersey, 

 Ohio, Michigan, Illinois, Nebraska, Montana and Colorado, to Florida and New Mexico. 



This beautiful little snake frequents marshes, is quick and lively in its 

 movements, and is occasionally found in every part of Ohio. 



Gekus CYCLOPHIS. Giinther. 



Body long and slender; head moderately large; teeth eqaal, smooth ; eye rather 

 large ; cephalic plates normal ; postfroutals and prefrontals each a pair ; postorbitals 

 two ; anteorbitals one ; nasals one ; loral present ; oooipitals large ; vertical elongated ; 

 inframaxillaries long ; dorsal scales sub-elliptical, in 17 rows, cariuated ; gastrosteges, 

 155-165 ; nrosteges, 110-135 ; anal plate bifid. 



Cyclophis ^stivus Linnaeus. 



Summer Oreen Snake. 



Coluber mstivus, Linnaeus, Harlan. 



Leptophis cestivus. Bell, Holbrook. 



Serpetodryas mtivus, Schlegbl, Domerll and Bibron, Hallowbll. 



Anguis viridis, Catesbt. 



CyoloplAt mtivus, Gunther, Cope, Jordan. 



Opheadrys astivui, Fitzinger, Cope. 



L^tophia (Kttivus, et majalis, Baird and Glrard. 



General color above reddish-green, in alcohol changing to bine ; beneath yellowish to 

 greenish- white ; upper labials and lower jaw for the most part white ; vertical plate sub- 

 pentagonal, longer than broad, but not equal to commissural line of oocipitals ; upper 

 labials, 7, lower, 8 ; mouth deeply cleft ; commissure curved ; eye over third and fourth 

 upper labial ; inframaxillaries extending to seventh lower labial ; scales in 17 rows, all 

 oarinatod except the three outer ; gastrosteges, 155-158 ; nrosteges, 125-135. Length, 25 

 inches; head, 8 lines; tail, 11 inches; transverse diameter of head, 4 lines; of neck, 3 

 lines ; circumference of body, 15 lines. 



