TY - JOUR T1 - Evolution of the Colour-Pattern and Orthogenetic Variation in Certain Mexican Species of Lizards, with Adaptation to Their Surroundings JF - Proceedings of the Royal Society of London (1854-1905) VL - 72 SP - 109 EP - 125 PY - 1903/01/01/ UR - http://dx.doi.org/10.1098/rspl.1903.0027 M3 - doi:10.1098/rspl.1903.0027 AU - Gadow, H. ER -