Sphaerodactylus glaucus is a species of gecko known by the common name collared dwarf gecko (geco-enano collarejo in Spanish). It is native to Mexico and parts of Central America, its range extending from Oaxaca and Veracruz in Mexico through Guatemala to Honduras.This gecko has a cream-colored band bordered by two black bands around the neck. There is a similar band bordered by black spots at the base of the tail and another at the middle of the tail. It can be distinguished from S.