Gulf Coast horned lizard Gulf Coast horned lizard The Gulf Coast horned lizard ("Phrynosoma wigginsi" ) is a species of horned lizards native to Baja California, Mexico. "Phrynosoma wigginsi" was split from "Phrynosoma coronatum" in 2004 on morphological evidence. "P. wigginsi" has a tan rather than chocolate forehead, a fourth "subrictal" spine below the eye, and a longer head than "P. coronatum". The specific name, "wigginsi", is in honor of Stanford University botanist Ira Loren Wiggins, who in 1946 collected what later became the holotype. The geographic range of "P. wigginsi" is restricted to the region around Mulegé and Loreto on the Gulf Coast
Texas toad water bodies for breeding include the Gulf Coast toad ("Incilius valliceps"), the green toad ("Anaxyrus debilis"), the Great Plains narrow-mouthed toad ("Gastrophryne olivacea") and Couch's spadefoot toad ("Scaphiopus couchii"). The Texas toad sometimes hybridizes with Woodhouse's toad ("Anaxyrus woodhousii") or the Great Plains toad ("Anaxyrus cognatus"). The Texas toad has a wide range and a large total population and is one of the most common toads in the southern United States. It is tolerant of changes in its habitat and is present in cultivated areas as well as grasslands and savannahs. No particular threats have been identified and the International