†Palaeosaniwa canadensis Gilmore 1928 (squamates)
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Synonym: Megasaurus robustus Gilmore 1928
Full reference: C. W. Gilmore. 1928. Fossil lizards of North America. Memoirs of the National Academy of Sciences 22(3):1-201
Belongs to Palaeosaniwa according to K. -Q. Gao and R. C. Fox 1996
See also Bryant 1989, Estes 1964, Estes 1983, Gilmore 1928, Hamilton et al. 2023, Hay 1930 and Peng et al. 2001
Sister taxa: none
Type specimens:
- Palaeosaniwa canadensis: USNM 10864, a set of vertebrae (partial dorsal vertebra). Its type locality is Near Steveville, which is in a Campanian terrestrial horizon in the Oldman Formation of Canada.
- Megasaurus robustus: USNM 2910. Its type locality is Peterson's Quarry, which is in a Lancian terrestrial horizon in the Lance Formation of Wyoming.
Ecology:
Distribution:
• Cretaceous of Canada (16: Alberta collections), Mexico (2), United States (4: Montana, North Dakota, Wyoming)
Total: 22 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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