Adult: Species description based on Savage (2002). A tiny dirt frog (males to 27 mm, females to 29 mm). Dorsal: A brown or greyish brown frog with variable dark markings. Dark markings may include a bar between the eyes, blotches on the back or near the rear end, a dark stripe behind the eye, and barred lips and thighs. Ventral: The ventral surface is yellow with some darker specks or flecks. Concealed surfaces: The groin and rear surfaces of the thighs are reddish-brown, without any spots or other dark markings.