Genus
Valid Extinct

Obelignathus

Czepiński and Madzia 2025

Obelignathus is an extinct genus of rhabdodontomorph ornithopod dinosaurs from the Late Cretaceous 'Grès à Reptiles' Formation of France. The genus contains a single species, O. septimanicus, known from a right dentary. The species was initially classified as a species of the coeval Rhabdodon.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
2
Group
Dinosaures
Herbivore Ground dwelling, gregarious Terrestrial
Obelignathus
click to enlarge
Obelignathus septimanicus holotype, MDE D30 from the 'Grès à Reptiles' Formation of Montouliers, southern France. Photographs and photogrammetric models of the right dentary in dorsal (A), anterior (B), medial (C), and lateral (D) views. © Ł. Czepiński & D. Madzia · CC BY 4.0 · Wikimedia
PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Ornithischia Unranked clade
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Neornithischia Unranked clade
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Pyrodontia Unranked clade
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Cerapoda Unranked clade
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Ornithopoda Suborder
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Iguanodontia Infraorder
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Rhabdodontomorpha Unranked clade
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Obelignathus Genus
Fossil sites 2 geolocated sites
Distribution
Top countries
🇫🇷 France
2
Geological formations
Grès à Reptiles
2
Temporal distribution
Campanian (83.6–72.2 Ma)
2
Species (1)
Obelignathus septimanicus 84 Ma
Images 2
Bibliography
Original description
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 DOI ↗
Bibliography (2)
E. Buffetaut. 1998. First evidence of enantiornithine birds from the Upper Cretaceous of Europe: postcranial bones from Cruzy (Hérault, southern France). Oryctos 1:131-136
E. Buffetaut and J. Le Loeuff. 1991. Une nouvelle espèce de Rhabdodon (Dinosauria, Ornithischia) du Crétacé supérieur de l'Hérault (Sud de la France) [A new species of Rhabdodon (Dinosauria, Ornithischia) from the Upper Cretaceous of Hérault (southern France)]. Comptes-Rendus de l'Académie des Sciences de Paris, série II 312:943-948