Istiorachis macarthurae Lockwood et al. 2025 (ornithopod)

Reptilia - Neornithischia

Full reference: J. A. F. Lockwood, D. M. Martill, and S. C. R. Maidment. 2025. The origins of neural spine elongation in iguanodontian dinosaurs and the osteology of a new sail‐back styracosternan (Dinosauria, Ornithischia) from the Lower Cretaceous Wealden Group of England. Papers in Palaeontology 11(4):e70034:1-38

Belongs to Istiorachis according to J. A. F. Lockwood et al. 2025

Sister taxa: none

Type specimen: MIWG 6643, a set of postcrania (one cervical vertebra, eight dorsal vertebrae, three dorsal rib heads, a partial sacrum, seven caudal vertebrae, both pubes and both ischia). Its type locality is 100 m east of Grange Chine (bed L11), which is in a Hauterivian/Barremian floodplain claystone in the Wessex Formation of the United Kingdom.

Ecology: ground dwelling herbivore

Distribution: found only at 100 m east of Grange Chine (bed L11)

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Specimen images are retrieved through the ePANDDA API.


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