Description: English: Location taken: INBioparque, Santo Domingo de Heredia, Costa Rica. Names: Pseustes shropshirei (Barbour & Amaral, 1924), Shropshire's Puffing Snak Classification: Animalia > Chordata > Reptilia > Squamata > Colubridae > Pseustes > Pseustes shropshirei. Date: 2 June 2008. Source: source: David Stang. First published at ZipcodeZoo.com. Author: Photo by David J. Stang.