page_title: Arroyo Formation
section_title: Temnospondyls
hierarchical_section_title: Arroyo Formation / Paleobiota / Temnospondyls
caption_attribution_description: English: Skeleton of Acheloma cumminsi (UC1756) on display at the Field Museum of Natural History.
context_page_description: The Arroyo Formation is a geologic formation in Texas. It preserves fossils dating back to the Permian period. It is the lower-most portion of the Clear Fork Group, part of a series of fossiliferous Permian strata in the south-central United States known as the red beds.
caption: Acheloma cumminsi
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