Pinacosaurus grangeri Gilmore 1933 (ankylosaurid)

Reptilia - Ornithischia - Ankylosauridae

Synonyms: Pinacosaurus ninghsiaensis Young 1935, Pinacosaurus ninghsiensis Young 1935, Syrmosaurus vimicaudus Maleev 1952, Syrmosaurus viminicaudus Maleev 1952, Syrmosaurus viminocaudus Maleev 1952

Full reference: C. W. Gilmore. 1933. Two new dinosaurian reptiles from Mongolia with notes on some fragmentary specimens. American Museum Novitates 679:1-20

Belongs to Pinacosaurus according to V. M. Arbour and P. J. Currie 2016

See also Arbour 2007, Arbour et al. 2014, Arbour and Currie 2013, Arbour et al. 2014, Arbour and Mallon 2017, Barrett et al. 1998, Barsbold 1997, Bohlin 1953, Buffetaut 1995, Burns and Sullivan 2011, Burns and Sullivan 2011, Carpenter 2001, Carpenter et al. 2011, Carpenter et al. 2001, Coy 1997, Czepiński 2020, Dong 1992, Ford 2000, Gilmore 1933, Gradzinski et al. 1977, Han et al. 2014, Hill et al. 2015, Kielan-Jaworowska 1984, Kineer et al. 2016, Kirkland et al. 2013, Kuhn 1964, Kurzanov 1972, Longrich et al. 2010, Lü et al. 2007, Maleev 1952, Maleev 1954, Maryanska 1971, Maryanska 1977, Norell et al. 2018, Norell and Makovicky 1997, Osmólska 1997, Osmólska 1997, Park et al. 2021, Parsons and Parsons 2009, Riabinin 1939, Rozhdestvensky 1974, Rozhdestvensky 1977, Shuvalov 2000, Simmons 1965, Tatarinov 1964, Tsogtbaatar et al. 2014, Tumanova 1987, Tumanova 2000, Vickaryous et al. 2004, Vickaryous and Ryan 1997, Wang et al. 2012, Wang et al. 2020, Young 1935, Young 1935, Young 1937, Yuryev 1954 and Zhao 1986

Sister taxon: Pinacosaurus mephistocephalus

Type specimens:

  • Pinacosaurus grangeri: AMNH 6523, a skull (skull and mandibles). Its type locality is Shabarakh Usu (AMNH loc. 12049), which is in a Campanian eolian sandstone in the Djadokhta Formation of Mongolia.
  • Pinacosaurus ninghsiensis: IVPP uncat., a partial skeleton (fragment of upper jaw, partial right mandible, 23 vertebrae, right scapula, right humerus, partial ischia, right femur, both tibiae, two metatarsals, radius or ). Its type locality is North Alashan desert, Ninghsia, which is in a Cretaceous terrestrial sandstone in China.
  • Syrmosaurus viminocaudus: PIN AS 614, a skeleton (nearly complete skeleton without skull). Its type locality is Bayn Dzak [MPE/SMPE] (PIN coll. 614), which is in a Campanian eolian sandstone in the Djadokhta Formation of Mongolia.

Ecology: ground dwelling herbivore

Distribution:

• Cretaceous of China (7 collections), Mongolia (9)

Total: 16 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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