Rhynchonellata - Pentamerida - Tetralobulidae
Parent taxon: Syntrophopsinae according to A. Williams et al. 2002
See also Sepkoski 2002
Sister taxa: Altunella, Bobinella, Hesperotrophia, Palaeostrophia, Plectotrophia, Rhysostrophia, Tcharella
Subtaxa: Syntrophopsis obscura
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whiterockian of United States (6: California, Nevada, Utah collections)
• Arenigian of United States (1: Nevada)
• Arenig of China (6)
• Canadian of Canada (4: Northwest Territories)
• Ordovician of Australia (2), Canada (1: Alberta), China (1), United States (14: Arkansas, Idaho, Missouri, Nevada, Utah)
• Tremadoc of China (1), United States (1: Montana)
• Ibexian of United States (1: Nevada)
Total: 38 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.