Johnston's River Frog

morphology

The following is from the original description of two specimens from Tsbiromo (= Chiromo), Malawi, by Günther (1894). Vomerine teeth in two slightly oblique short series, extending to behind the level of the posterior margin of the choanre. Head rather broad, with tbe snout obtusely rounded and rather short; canthus rostralis indistinct; interorbital space rather broader than the upper eyelid; tympanum indistinct, one third the size of the eye. Fingers moderate, the first not extending beyond the second; toes moderate, almost entirely webbed; a single very small inner metatarsal tubercle. The tibio-tarsal articulat.ion reaches to between the eye and the end of the snout. Skin smooth. Upper parts either uniform blackish, or olive coloured and marbled with black; lower parts dusky, throat marbled with brown. Distance of snout from vent 45 millimetres; distance of the angles of the mouth 16 millimetres; length of hind limb 80 millimetres; length of foot., including metatarsus, 35 millimetres; length of fourth toe 2-4 millimetres. Two specimens, obtained at Tsbiromo in the mouth of November.

African Amphibians