Chondrichthyes - Lamniformes - Odontaspididae
Alternative combinations: Carcharias saskatchewanensis, Odontaspis saskatchewanensis
Synonym: Synodontaspis lilliae Case et al. 1990
Full reference: G. R. Case, T. T. Tokaryk, and D. Baird. 1990. Selachians from the Niobrara Formation of the Upper Cretaceous (Coniacian) of Carrot River, Saskatchewan, Canada. Canadian Journal of Earth Sciences (27)1084-1094
Belongs to Microcarcharias according to A. M. Salvino et al. 2025
See also Case et al. 1990, Cicimurri 2001, Cicimurri 2001, Guinot and Carrillo-Briceño 2018, Juranek and Shimada 2025, Nagrodski et al. 2012, Shimada and Martin 2008 and Shimada et al. 2006
Sister taxa: none
Type specimens:
- Microcarcharias saskatchewanensis: RSM P496.15, a tooth. Its type locality is SMNH 63E04-001, Carrot River, which is in a Coniacian marine shale in the Niobrara Formation of Canada.
- Synodontaspis lilliae: RSM P496.18, a tooth. Its type locality is SMNH 63E04-001, Carrot River, which is in a Coniacian marine shale in the Niobrara Formation of Canada.
Ecology: nektonic carnivore
Distribution:
• Cretaceous of Canada (1: Saskatchewan collection), United States (20: Colorado, Kansas, Nebraska, South Dakota), Venezuela (2)
Total: 23 collections including 24 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.