Artiopoda - Agnostida - Spinagnostidae
Parent taxon: Hypagnostidae according to J. R. Paterson and J. R. Laurie 2004
See also Jell and Adrain 2002, Sepkoski 2002 and Whittington et al. 1997
Sister taxa: Cotalagnostus, Doryagnostus, Eoagnostus, Pseudoperonopsis, Raragnostus, Spinagnostinae, Peratagnostus
Subtaxa: Tomagnostella exsculpta Tomagnostella jiangshanensis Tomagnostella sulcifera Tomagnostella tenuis
Ecology: slow-moving epifaunal detritivore
Distribution:
• Taoyuanian of China (7 collections)
• Cambrian of Argentina (2), Australia (2), Canada (2: Yukon), China (40), Greenland (9), India (2), Kazakhstan (25), the Russian Federation (3), United States (2: Utah)
Total: 94 collections including 119 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.