Richardoestesia isosceles Sankey 2001 (coelurosaur)

Reptilia - Avetheropoda - Dromaeosauridae

Full reference: J. T. Sankey. 2001. Late Campanian southern dinosaurs, Aguja Formation, Big Bend, Texas. Journal of Paleontology 75(1):208-215

Belongs to Richardoestesia according to T. R. Holtz et al. 2004

See also Carbot-Chanona and Rivera-Sylva 2011, Eberth et al. 2001, Frederickson et al. 2018, Knoll and Ruiz-OmeƱaca 2009, Longrich 2008, Sankey 2001, Sankey et al. 2002, Sankey et al. 2005, Williamson and Brusatte 2014 and Williamson et al. 2003

Sister taxa: Richardoestesia asiatica, Richardoestesia gilmorei

Type specimen: LSUMGS 489:6238, a tooth. Its type locality is LSUMG 489, Talley Mountain, which is in a Campanian channel lag conglomerate in the Aguja Formation of Texas.

Ecology: ground dwelling carnivore


• Cretaceous of Canada (9: Alberta collections), Mexico (1), United States (42: Montana, New Mexico, North Dakota, South Dakota, Texas, Utah, Wyoming)

Total: 52 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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