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  • 21 Aug, 2019

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Lianmuqin Formation

The Lianmuqin Formation, also transcribed as Lianmugin Formation, and Lianmuxin Formation, is an Early Cretaceous geologic formation composed of "interbedded red green and yellow variegated mudstones and siltstones". Dinosaur remains have been recovered from it.

The formation is named after Lianmuqin Town in Shanshan County, Xinjiang.

Vertebrate paleofauna

Dinosaurs

Dinosaurs of the Lianmuqin Formation
Genus Species Location Stratigraphic position Material Notes Images
Asiatosaurus A. mongoliensis NW Junggar Basin
Kelmayisaurus K. petrolicus NW Junggar Basin "Maxilla and dentary."
Xinjiangovenator X. parvus NW Junggar Basin "Tibia [and] phalanges." Formerly thought to be a representative of Phaedrolosaurus ilikensis.
Phaedrolosaurus P. ilikensis NW Junggar Basin "tooth"
Psittacosaurus P. xinjiangensis NW Junggar Basin
Tugulusaurus T. faciles NW Junggar Basin "Hindlimb, rib, [and a] vertebral centrum."
Wuerhosaurus W. homheni NW Junggar Basin "Partial skeleton."

Pterosaurs

Pterosaurs of the Lianmuqin Formation
Genus Species Location Stratigraphic position Abundance Notes Images
Dsungaripteridae indet. indeterminate Southern Junggar Basin Not referable to Lonchognathosaurus or Dsungaripterus; likely a new taxon.
Dsungaripterus D. weii NW Junggar Basin
Dsungaripterus and Noripterus
Noripterus N. complicidens NW Junggar Basin
Lonchognathosaurus L. acutirostris Southern Junggar Basin Possible junior synonym of Dsungaripterus weii.

Plesiosaurs

Name Species Location Stratigraphic position Abundance Notes Images
Sinopliosaurus S. weiyuanensis NW Junggar Basin Three vertebrae and a tooth. Dubious genus of plesiosaur.

Crurotarsans

Name Species Location Stratigraphic position Abundance Notes Images
Edentosuchus E. tienshanensis NW Junggar Basin

Turtles

Name Species Location Stratigraphic position Abundance Notes Images
Dracochelys D. bicuspis Southern Junggar Basin
Ordosemys O. brinkmania NW Junggar Basin
Wuguia W. efremovi Southern Junggar Basin
Xinjiangchelys X. sp. NW Junggar Basin
Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

See also