Cover photo by Luke Kemp. Find the Hogsback Caco in the FBIS database (Freshwater Biodiversity Information System) here. Family Pyxicephalidae Identification The Hogsback Caco is a small species that reaches a maximum size of 15.6mm. The body is slender and widest in the belly region. The limbs are relatively long and slender. The upperparts are grey to brown … Continue reading Hogsback Caco (Cacosternum thorini)