Parent taxon: Sphaerorthoceratidae according to B. Kröger 2008
See also Chen et al. 1981, Crick 1981, Teichert and Glenister 1952 and Teichert et al. 1964
Sister taxa: Akrosphaeorthoceras, Akrosphaerorthoceras, Hemicosmorthoceras, Iwakiella, Parasphaerorthoceras, Sphaerorthoceras
Subtaxa: Plagiostomoceras angustum Plagiostomoceras bifrons Plagiostomoceras culter Plagiostomoceras gruenwaldti Plagiostomoceras lategruenwaldti Plagiostomoceras placidum Plagiostomoceras pleurotomum Plagiostomoceras reticulatum Plagiostomoceras thomasi
Ecology: nektonic carnivore
Distribution:
• Devonian of Australia (1 collection), Italy (1), Kyrgyzstan (1), Morocco (7), Poland (1)
• Silurian of Czechia (1), Italy (9), Morocco (1), United States (2: Wisconsin)
Total: 24 collections including 31 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.