†Trematorthis (lamp shell)
Click image to enlarge. Click to access iDigBio record.
Rhynchonellata - Orthida - Orthidiellidae
Parent taxon: Orthidiellidae according to A. Williams et al. 2000
See also Sepkoski 2002
Sister taxa: Eostrophomena, Orthidiella, Orthidium, Portranella, Tuvinia
Subtaxa: Trematorthis karasaiensis Trematorthis tenuis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whiterockian of United States (1: Nevada collection)
• Arenig of China (2)
• Ordovician of Kazakhstan (2), United States (2: Nevada, Utah)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.