GBIF occurrence 175697413 from dataset Herpetology Collection (University of Kansas Biodiversity Research Center)
Porthidium nasutum (Animalia:Reptilia:Viperidae)
| The systematics and distribution of the hognose viper Bothrops nasuta Bocourt (Serpentes: Viperidae) Louis Porras, James R Mccranie and Larry David Wilson (1981) Tulane Studies in Zoology and Botany 22: 85-107 |