Chondrichthyes - Orectolobiformes - Orectolobidae
Alternative combination: Squatirhina americana
Full reference: R. Estes. 1964. Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming. University of California Publications in Geological Sciences 49:1-187
Belongs to Restesia according to T. D. Cook et al. 2014
See also Bryant 1989 and Estes 1964
Sister taxon: Restesia monocuspilatus
Type specimen: UCMP 55820, a tooth. Its type locality is Lull 2 Quarry (UCMP V-5620), which is in a Maastrichtian terrestrial sandstone in the Lance Formation of Wyoming.
Distribution:
• Cretaceous of Canada (4: Alberta collections), United States (22: Colorado, Montana, New Mexico, North Dakota, Texas, Wyoming)
Total: 26 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.