Mexican Tree Frog. Van Vliet's Frog, 



Plate XXXIX. (xf). i. 

 Female. 2-7. Males. 



Hyla baudinii baudinii 

 (Dumeril and Bibron). 



Range: South-central and 

 southern Texas through Cen- 

 tral America. 



Habitat: June 18, 1930. At 

 10 p. m., two miles west of 

 Brownsville, in a resaca, 

 found these frogs in small 

 bushes, in weedy clumps, and 

 even grassy tangles in over- 

 flowed tomato field adjoining 

 the overflowed resaca. Later, 

 along Rio Grande in Browns- 

 ville, found them in a pond. 

 Mr. Blanchard tells me he 

 saw Mr. Camp take them 

 along the river (Rio Grande) 

 in palms just above Mr. 

 Rebb's palm grove. 



June 19. . . . Heard several 

 in the palm grove which is 

 completely flooded by high 

 river. Beyond grove, and 

 along river, a large chorus is 

 calling. 



Size: Adults, 1 3/4-3 3/5 

 inches. (Males, 44-71 mm. 

 Females, 44-89 mm.). 



General appearance: This 

 large tree frog has a black 

 patch over the arm insertion 

 and a white line encircling the 

 arm insertion. Its color ranges 

 from nearly black to light 

 yellow green, gray or fawn. 

 It has a transverse bar be- 

 tween the eyes with an 

 oblique bar extending caudad 

 from either end to unite with 



IIO 



