†family Tenontosauridae Czepiński and Madzia 2025 (ornithopod)

Reptilia - Ornithischia - Tenontosauridae

Full reference: Ł Czepiński and D. Madzia. 2025. Exploring the diversity and disparity of rhabdodontomorph ornithopods from the Late Cretaceous European archipelago. Scientific Reports 15(1):15209:1-19

Parent taxon: Rhabdodontomorpha according to Ł. Czepiński and D. Madzia 2025

Sister taxa: Ampelognathus, Emiliasaura, Fostoria, Muttaburrasaurus, Obelignathus, Rhabdodontoidea, Transylvanosaurus

Subtaxa: Convolosaurus Iani Tenontosaurus

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Type: Tenontosaurus

Ecology: ground dwelling herbivore

Distribution:

• Cretaceous of United States (85: Arizona, Idaho, Maryland, Montana, Oklahoma, Texas, Utah, Wyoming collections)

Total: 85 collections each including a single occurrence

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