Dianmeisaurus

Shang and Li 2015

Dianmeisaurus is an extinct genus of pachypleurosaur from the Middle Triassic Guanling Formation in China. The type species is D. gracilis. An additional species, D. mutaensis, was named in 2024 based on a small skeleton likely belonging to an immature individual.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Sauroptérygiens

Marine

click to enlarge

The holotype of Dianmeisaurus mutaensis (HFUT MT-21-08-001). (A) the skeleton in dorsal view; (B) the counterpart of (A) (natural mold). Scale bars equal 1 cm. © YW Hu, Q Li & J Liu · CC BY 4.0 · Wikimedia

PBDB ↗ Wikipedia ↗

Classification

Sauropterygia Suborder

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Eosauropterygia Order

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Pachypleurosauria Suborder

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Dianmeisaurus Genus

Fossil sites 2 geolocated sites

Distribution

Top countries

🇨🇳 China

Geological formations

Guanling

Temporal distribution

Anisian (246.7–241.464 Ma)

Species (2)

Dianmeisaurus gracilis 244 Ma

Dianmeisaurus mutaensis 247 Ma

Images 1

Bibliography

Original description

Q.-H. Shang and C. Li. 2015. A new small-sized eosauropterygian (Diapsida: Sauropterygia) from the Middle Triassic of Luoping, Yunnan, southwestern China. Vertebrata PalAsiatica 53(4):265-280

Bibliography (2)

Y. Hu, Q. Li, and J. Liu. 2024. A new pachypleurosaur (Reptilia: Sauropterygia) from the Middle Triassic of southwestern China and its phylogenetic and biogeographic implications. Swiss Journal of Palaeontology 143(1) DOI ↗

Q.-H. Shang and C. Li. 2015. A new small-sized eosauropterygian (Diapsida: Sauropterygia) from the Middle Triassic of Luoping, Yunnan, southwestern China. Vertebrata PalAsiatica 53(4):265-280