Reptilia - Squamata - Chamopsiidae
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
Parent taxon: Chamopsiidae according to N. R. Longrich et al. 2012
See also Bryant 1989, Carroll 1988, Estes 1964, Estes 1983, Estes and Berberian 1970, Gao and Fox 1991, Gao and Fox 1996 and Nydam et al. 2010
Sister taxa: Chamops, Leptochamops, Meniscognathus, Pelsochamops, Peneteius, Prototeius, Socognathus, Stypodontosaurus, Tripennaculus
Subtaxa: Haptosphenus placodon
Type: Haptosphenus placodon
Ecology:
Distribution:
• Cretaceous of Canada (3: Alberta, Saskatchewan collections), United States (8: Montana, New Jersey, Wyoming)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.