80 



HERPETOLOGICAL NOTES. 



demarcation, between the eye-lids and sometimes border 

 the tympanum posteriorly. A distinct glandular fold 

 above the tympanum and also on the inner side of the 

 tarsus ; sides sometimes plicate. A distinct fold across 

 the chest. Gular region, chest, belly, underside of thighs 

 and arms coarsely granular. 



Pig. 4. — Hyla ewingii, var. alpina. Fry. Two co-type specimens showing 

 variation in colour marking. Slightly enlarged. 



Colour (spirits) : — Light olive green or purplish brown 

 above, almost uniform or with dark bands which may be 

 broken into isolated tpots. Usually two broad brown 

 bands commence between the eyes and continue to the 

 sacral region, separated along the vertebral line. Sides 

 with a chain of large blackish Ught-edged spots, the largest 

 in the inguinal region running obhquely from the back to 

 the groin. A narrow brown light-edged streak commences 

 on the tip of the snout and borders the canthus to the eye ; 

 from the posterior border of the eye, whence it becomes 

 much broader, it passes through the tympanum to the 

 shoulder. Upper -surfaces of arms and legs variously 

 blotched and spotted with brown. Some specimens are 

 almost uniform greenish above, the bands being so broken 

 as only to be represented by a few isolated spots, in which 

 case a very large black inguinal spot is always present. 

 Under-surfaces uniform creamy yellow. 



The Hfe colours of this frog are truly beautiful. The 

 whole of the upper -surfaces may be either suffused with 



