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VERTEBRATE ANIMALS OF THE UNITED STATES 



cranial crests parallel: length 75 mm.; central New England to Georgia; 

 westward to Michigan. 



B. terrestris Bonnaterre (Fig. 85). Color dusky, with a pale mid- 

 dorsal line and an irregular row of yellowish spots on the flank; belly 

 yellowish white; length 70 mm.; cranial crests prominent, each ending 

 in a knob : North Carolina to Florida and westward to the Mississippi. 



Fig. 84 — -Under surface of Biifo fowler i {from Dickerson). 



B. quercicus Holb. Body small, brown in color, with a hght 

 middorsal line on each side of which are 3 or 4 pairs of black blotches; 

 underneath white; length 27 mm.; parotoids long and oval: North 

 Carolina to Florida; the smallest species. 



B. hemiophrys Cope. Color brown, with a yellowish middorsal line, 

 on each side of which are 2 or 3 rows of brown spots; cranial crests 

 parallel; belly spotted; length 60 mm.: North Dakota and Manitoba. 



