Rhynchonellata - Rhynchonellida - Stenoscismatidae
Alternative spelling: Callaiaspida
Full reference: R. E. Grant. 1971. Taxonomy and autecology of two arctic Permian rhynchonellid brachiopods. Smithsonian Contributions to Paleobiology 3:313-335
Parent taxon: Cyrolexinae according to A. Williams et al. 2002
See also Sepkoski 2002
Sister taxa: Careoseptum, Curuckamara, Septacamarella
Subtaxa: Callaiapsida arctica Callaiapsida kekuensis Callaiapsida lazarevi Callaiapsida pentameroides
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Canada (10: Nunavut, Yukon collections), Mongolia (6), the Russian Federation (3), United States (9: Alaska)
Total: 28 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.