Adult male length: 1.4 – 1.6 in (35 – 40 mm); adult female length: 1.8 – 2.2 in (45 – 55 mm); weight: 0.1 – 0.25 oz (3 – 7 g); appearance: head is longer than broad, with a pointed, protuberant snout and rounded canthus rostralis; pupil is horizontally elliptical; body is slim with long limbs, and the upper surface is smooth with minute spicules; fingers are elongate and narrow; toes are extensively webbed with only toe IV substantially free of webbing; adult coloration: uniform golden yellow with one to several large black dorsal markings; abdomen is yellow, except when a female is carrying eggs, then the ventral surface is lighter-colored; tadpoles (at least in captivity) are completely white for the first few days post-hatching, developing pigmentation after a few days.