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Pantherophis spiloides — Pyron & Burbrink, 2009 The gray ratsnake or gray rat snake ( Pantherophis alleghaniensis ), [ 5 ] also commonly known as the black ratsnake , central ratsnake , chicken snake , midland ratsnake , or pilot black snake , is a species of nonvenomous snake in the genus Pantherophis in the subfamily Colubrinae . [ 6 ]
Previously, the eastern rat snake was assigned the binomial Pantherophis alleghaniensis and was thought to occupy the entire eastern seaboard north to Massachusetts. In 2021, genetic analysis found that the holotype for P. allegheniensis belongs to the species known as Pantherophis spiloides, commonly called the central or gray rat snake.
Gray rat snake, Pantherophis spiloides Black ratsnake, Pantherophis obsoletus (formerly Elaphe obsoleta obsoleta): The blue eyes indicate the snake is in a shed cycle. Yellow rat snake Pantherophis sp. (formerly Elaphe obsoleta quadrivittata) from Florida. Bogertophis spp. Baja California rat snake, B. rosaliae (Mocquard, 1899)
Pantherophis is a genus of nonvenomous colubrid snakes endemic to central and eastern regions of North America. It consists of the North American ratsnakes , the foxsnakes , and the cornsnakes . The genus, which contains 10 recognized species, first appeared in the fossil record in the Middle Miocene around 16.3 million years ago.
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Pantherophis alleghaniensis, Pantherophis obsoletus, and Pantherophis spiloides, a.k.a. the black (or gray) rat snake or the pilot black snake, three colubrid snake species found in North America; Pseudechis, a genus of elapids snakes found in Australia
The type of snake has not been identified. For premium support please call: 800-290-4726 more ways to reach us
Elaphe obsoleta (rat snake) is the name of the species, which used to encompass a number of subspecies, such as Elaphe obsoleta spiloides (gray rat snake). In general, when the first new subspecies (race) is described for a species, a special subspecies name is created for the original description of the species; a name that repeats the species ...