FAMILY I. DISCOGLOSSID/T:: THE DISCO- 



GLOSSOID TOADS' 



THE AMERICAN DIsaX^.LOSSOlD TOAD 



Ascaphns truei Stejneger 



TdHNTIFICATION ClIAKACTKRlSTlCS 



Colour: Dull reddish brown, with a few indistinct blackish 

 markings on the back. A dusky band between the eyes. The 

 top of the head in front of this band pale reddish grey narrow- 

 ing in the midline in front and bordered on each bide below the 

 line of the canthus rostralis by a band of black. Ihis black band 

 extends backward through the eye to the shouUler along the lower 

 border of the parotoiil gi.uul. A black spot below the arm in- 

 sertion. Posterior surface of arm irregularly spotteil. IVnuir, 

 tibia, and under side of fool edged by an irregular dark band' 

 which is sometimes edged with white. Underparts light, ck)uded 

 with dark, especially across the breast, lingers and toes tipped 

 with light. 



Measurements: Size small; i. e. length i i inches. Mead slightly 

 broader than long. Nostril nearer to the eye than to the tip of 

 the mu/./le. Space between eyes (Hjual to width of eyelid. Arms 

 and legs relatively long; arm, i inch; leg (total length), 2{ 

 inches. Length of leg to heel equals length of body forward to 

 eye. Tibia longer than femur. 



Structure: Skin granular, slimy, wrinkled, and irregularly 

 warty above. Smooth and wrinkled below. Parotoiil gland 

 elongated, extentling from the eye backward toward the shoulder. 

 A narrow elongatetl gland on the side, corresponding in position 

 to the lateral fold of frogs. I leatl flat ; mu//.le elongated, abruptly 

 descending on the sides, obtusely pointed in front, (iaulhus ros- 

 tralis prominent. I.ar hidden, lingers long and slender; three 

 palm tubercles, no tubercles under the joints. I'oot but slightly 

 webbed; no tarsal fold; inner sole tubercle medium in size; no 

 tubercles under the joints. 



Ran^e: One specimen only of Ascaphus truei has been found. 

 Ilumptulips, Washington, 1897. 



I Ucfcr tu pp. 7, H, Kiid 4j. 



