Fruitland Formation the Colorado-New Mexico state line, and is one of the most productive areas for coalbed methane in the United States. The Fruitland is underlain by the Pictured Cliffs Sandstone, and overlain by the more recent Kirtland Formation. The sequence of rocks represents the final filling of the Cretaceous seaway. The underlying Pictured Cliffs is a marginal marine sandstone, deposited in an environment similar to offshore barrier islands of the southeast United States. As the seaway retreated, the Pictured Cliffs was covered by the Fruitland Formation, which was deposited in near-shore swampy lowlands. The formation is dated to the late Campanian
Brazos water snake Brazos water snake The Brazos water snake ("Nerodia harteri" ), also called commonly Harter's water snake, is a species of mostly aquatic, nonvenomous snake in the family Colubridae. The species is endemic to Texas in the United States. "N. harteri" is found only in central Texas in the Brazos River system. The preferred habitat of "N. harteri" is rocky areas along the Brazos River. Due to its limited range, "N. harteri" is considered to be a threatened species in the State of Texas. The specific name or epithet, "harteri", is in honor of American amateur herpetologist Philip Harter, who collected