The Frog Book 



Plate VI 



1 3 



2 4 



Figs. 13 and 14 (i and 2) .—Scaphiopus holbrookii 

 Harlan. Raleigh, N. C. Very scared looking when first 

 awakened. The skin of the side and upper arm is free 

 from the muscles underneath and drops down in a fold over 

 the lower arm when the creature is resting. The black 

 pupil is vertical. 



Figs. 15 andi 6 ^3 and 4) — An uncanny-looking fellow 

 Photographed to show wide front and the unbroken curve 

 of the jaws, also the black horny thickening of the first and 

 second fingers. The parotoid gland is round. The ear is 

 distinct (in front of and below gland). 



