There is little sexual dimorphism in the Silverstone’s poison frog, except in size, as females max at 42.8 mm. in snouth-vent length and males max at 38.3 mm.
The Silverstone’s poison frog is a large Dendrobatid frog and there is little external sexual dimorphism except in size.
Male adult Silverstone’s poison frogs are large and have a maximum snout-vent length of 38.3 millimeters (1.5 inches). Females are typically slightly larger than males with a maximum snout-vent length of 42.8 millimeters (1.7 inches).