Romero-Schmidt, Heidi L, Alfredo Ortega-Rubio, and Marcos Acevedo-Beltran. 1999. “Reprodudive Charaderistics of the Black-Tailed Brush Lizard, <i>Urosaurus nigricaudus</i≫ (Phrynosomatidae)”. Revista De Biología Tropical 47 (4):1111–1115. https://doi.org/10.15517/rbt.v47i4.19317.