Rhynchonellata - Orthida - Orthidiellidae
Parent taxon: Orthidiellidae according to A. Williams et al. 2000
See also Raymond 1911 and Sepkoski 2002
Sister taxa: Eostrophomena, Orthidiella, Portranella, Trematorthis, Tuvinia
Subtaxa: Orthidium barnesi Orthidium bellulum Orthidium gemmiculum Orthidium lamellosa Orthidium lamellosum Orthidium prominens
Ecology: stationary epifaunal suspension feeder
Distribution:
• Chazyan of United States (14: New York, Vermont collections)
• Whiterockian of United States (4: Nevada)
• Arenig of Argentina (3)
• Ordovician of Argentina (2), Estonia (1), Ireland (1), the Russian Federation (3), the United Kingdom (1), United States (3: Nevada, Tennessee)
• Tremadoc of Argentina (3)
Total: 35 collections including 39 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.