FROGS OF COLOMBIA — COCHRAN AND GOIN 419 



in having a more distinct tympanum; in lacking a pointed tubercle 

 between the eyes; and in having three or four dorsal chevrons. 



Description of holotype. — No bony ridges on top of head; fronto- 

 parietal area slightly depressed. Vomerine teeth in two short, slanting, 

 narrowly separated series behind the choanae; tongue large, three- 

 quarters as wide as mouth opening, its posterior border free and 

 scarcely notched; snout broadly rounded when viewed from above, 

 nearly truncate in profile, the upper jaw extending slightly beyond the 

 lower. Nostrils dorsolateral, distinctly projecting, their distance from 

 end of snout one-half their distance from eye. Canthus rostralis 

 rounded; loreal region concave, sloping outwards to the upper lip. 

 Eye large, prominent, its diameter four-fifths its distance from tip of 

 snout; interorbital diameter equal to that of upper eyelid and equal 

 to interval between nostrils. Tympanum small but distinct, its greatest 





■ . ". 





. i 



<f 



Figure 44. — Eleutherodaclylus latidiscus tamsitti, holotype, CNHM 69735 (same 



size) . 



