Genus
Valid Extinct

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
2
Group
Sauroptérygiens
Marine
Dianmeisaurus
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
2
Geological formations
Guanling
2
Temporal distribution
Anisian (246.7–241.464 Ma)
2
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