New state record for the snake Amastridium sapperi (Squamata: Dipsadidae) from Hidalgo, Mexico

Abstract

The dipsadid snake Amastridium sapperi is reported for the first time from the state of Hidalgo, Mexico.The single male specimen was found in a shaded coffee grove, which agrees well with the habitat preference shownby other male specimens reported from Mexico. This snake is broadly distributed, but rarely encountered and was notevaluated by either the Semarnat or IUCN systems of conservation assessment, although it has been evaluated usingthe EVS measure. Also included are details of body length, scutellation, dentition, coloration, testicular development,diet, habitat, and conservation status.