Rostroconchia - Conocardiida - Pseudobigaleaidae
Full reference: D. I. Johnston and B. D. E. Chatterton. 1983. Some silicified Middle Silurian rostroconchs (Mollusca) from the Mackenzie Mountains, N.W.T., Canada. Canadian Journal of Earth Sciences 20:844-858
Parent taxon: Pseudobigaleainae according to N. S. Rogalla and M. R. W. Amler 2006
See also Johnston and Chatterton 1983 and Sepkoski 2002
Sister taxa: Hadropipetta, Kandosoconcha, Pseudobigalea, Redstonia
Subtaxa: Nehedia bainsi Nehedia bergeraci Nehedia grovesi Nehedia restricta Nehedia tricarina
Type: Nehedia grovesi
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Whitwellian of Canada (2: Northwest Territories collections)
• Silurian of Canada (5: Alberta, Northwest Territories)
Total: 7 collections including 8 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.