FROGS OF COLOMBIA — COCHRAN AND GOIN 127 



a little less than one-half to fully webbed, most between one-half 

 and three-fourths webbed. The leg is short in all, as the heel reaches 

 no further than between shoulder and eye, and often only to the 

 axilla, the greatest frequency in both countries falling at the front of 

 the shoulder. 



Specimens Examined 

 COLOMBIA 



Cauca: Near Moscopan, 2,230-2,500 m., USNM 144927-30. 



C6rdoba: Catival, upper Rio San Jorge, CNHM 61182-3. 



NariSo: Barbacoa, 30 no., Pacific side, CNHM 54304; Cumbal, 10,500 ft., 

 ANSP 25679-705; Encano, 9,500 ft., MCZ 33241; Guachacal, USNM 118220; 

 Guitarilla, 200 m., Patia River side, CNHM 54305, 54307-8; Pasto, USNM 

 146468; above Pasto, 10,400 ft., MCZ 32340; Ricaurte, 3,900 ft., Pacific side, 

 ANSP 25672; Rio Sapuyes, near Tuquerres, USNM 118723-4; Tuquerres, 

 3,000m., Patia Riverside, CNHM 54309; Volcan Galeras, USNM 141991. 

 ECUADOR: Guanote, USNM 33866-71; Hacienda Gorzon to foot of Mount 

 Pichincha, ANSP 18282-7; Machachi, MCZ 3001-3; Mount Chimborazo, 

 4,000 m., USNM 103231-67; mountains above Chimbo, 10,000-10,800 ft., 

 ANSP 18136, 18139-54; Quito, ANSP 18236. 



Atelopus varius subornatus Werner 



Plate 20d-f 



1899. Atelopus subornatus Werner, p. 475 (type localities, Alto von Sibate" near 

 Bogota, 2,800 m., and above Fusagasugd, 2,300 m., Cundinamarca 

 Colombia).— Nieden, 1926, p. 83.— Dunn, 1944a, p 74.— Rivero, 1963c, 

 p. 107. 



1899. Atelopus flaviventris Werner, p. 475 (type localities, Alto von Sibat6, 2,800 

 m., Tierra Nigra, Fusagasugd, Cundinamarca, Colombia. — Nieden, 

 1923, p. 83.— Rivero, 1963c, p. 107. 



Description. — USNM 95177, an adult female from Bogota, Cundin- 

 amarca, Colombia. Head longer than broad; tongue very small, 

 one-third as wide as mouth opening, oval, its posterior border free and 

 unnotched; snout straight on the sides, slightly rounded at tip when 

 viewed from above, truncate and sloping backward to border of mouth 

 in profile, the upper jaw extending well beyond the lower. Nostrils 

 lateral, projecting, the nasal openings very small, their distance from 

 end of snout three-quarter their distance from eye. Canthus rostralis 

 sharp, straight; loreal region concave and vertical, scarcely sloping out 

 to the nearly vertical upper lip. Eye large, prominent, its diameter 

 equal to its distance from nostril; interorbital diameter nearly twice 

 that of upper eyelid, approximately equal to interval between nostrils. 

 Fingers moderate in length, webbed at the base, the webs prolonged 

 into lateral ridges extending to finger tips; first finger shorter than 

 second, fourth longer than either and reaching to base of penultimate 

 phalanx of third; a small, indistinct thumb pad present; a large round 

 palmar callus; metacarpal tubercles poorly developed. Toes moderate, 



