Artiopoda - Agnostida - Metagnostidae
Synonym: Segmentagnostus Pek 1977
Parent taxon: Metagnostidae according to H. B. Whittington et al. 1997
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Anglagnostus, Arthrorhachis, Chatkalagnostus, Dividuagnostus, Galbagnostus, Geragnostella, Geragnostus, Granuloagnostus, Homagnostoides, Trinodus
Subtaxa: Corrugatagnostus convergens Corrugatagnostus morea
Ecology: slow-moving epifaunal detritivore
Distribution:
• Dobrotivian of the Czech Republic (2 collections)
• Arenig of the United Kingdom (4)
• Ordovician of China (19), the Czech Republic (1), Ireland (1), the United Kingdom (3), United States (1: Maine)
• Tremadoc of Argentina (1)
• Cambrian of Canada (1: Newfoundland and Labrador)
Total: 33 collections including 35 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.