Acantholipan
Acantholipan | |
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Life restoration based on Sauropelta , a possible relative
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Dinosauria |
Clade: | †Ornithischia |
Clade: | †Thyreophora |
Clade: | †Ankylosauria |
Family: | †Nodosauridae |
Subfamily: | †Nodosaurinae |
Genus: | †Acantholipan Rivera-Sylva et al., 2018 |
Type species | |
†Acantholipan gonzalezi Rivera-Sylva et al. 2018
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Acantholipan is a genus of herbivorous nodosaurid dinosaur from Mexico from the early Santonian age of the Late Cretaceous. It includes one species, Acantholipan gonzalezi.[1]
Discovery and naming
In the north of Mexico, fragmentary fossils have been found of nodosaurids. A partial skeleton excavated at
In 2018, the
The holotype specimen, CPC 272, was found alongside another nodosaur, CPC 273, in a marine layer of the Pen Formation and dates from the Santonian. It consists of partial skeleton lacking the skull. Its remains include a back vertebra, a tail vertebra, a piece of a rib, the underside of the left humerus, an upper left ulna, the underside of the left femur and a spike-like osteoderm probably from the posterior thorax.[2] The fossil is part of the Colección Paleontológica de Coahuila, Museo del Desierto, Saltillo.[1]
Classification
Acantholipan belongs to the Nodosaurinae and is the sister taxon to Nodosaurus.[1] The 2018 phylogenetic analysis of Rivera-Sylva and colleagues is below:[1]
Nodosauridae |
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See also
References
- ^ S2CID 134924657.
- ^ a b Rivera-Sylva, H.E.; Carpenter, K.; Aranda-Manteca, F.J. (2011). "Late Cretaceous Nodosaurids (Ankylosauria: Ornithischia) from Mexico" (PDF). Revista Mexicana de Ciencias Geológicas. 28 (3). Querétaro, Mexico: Universidad Nacional Autónoma de Mexico: 371–378.