Sceloporus taeniocnemis

Sceloporus taeniocnemis, also known commonly as the Guatemalan emerald spiny lizard and la chachapaja in Spanish, is a species of lizard in the family Phrynosomatidae. The species is native to Guatemala and adjacent southeastern Mexico. There are two recognized subspecies.

Geographic range
S. taeniocnemis is found in central Guatemala and in the Mexican state of Chiapas.

Habitat
The preferred natural habitat of S. taeniocnemis is forest, at altitudes of 1,200 –.

Reproduction
S. taeniocnemis is viviparous.

Subspecies
The following two subspecies are recognized as being valid, including the nominotypical subspecies.
 * Sceloporus taeniocnemis taeniocnemis Cope, 1885
 * Sceloporus taeniocnemis hartwegi Stuart, 1971

Etymology
The subspecific name, hartwegi, is in honor of American herpetologist Norman Edouard Hartweg.