Cephalopoda - Orthocerida - Proteoceratidae
Alternative combination: Orthoceras junceum
Belongs to Isorthoceras according to B. Kröger 2013
Sister taxa: Isorthoceras albersi, Isorthoceras angelini, Isorthoceras cavi, Isorthoceras curvilineatum, Isorthoceras dalecarlense, Isorthoceras elongatocinctum, Isorthoceras heintzi, Isorthoceras heroyense, Isorthoceras hudsonicum, Isorthoceras maris, Isorthoceras nikwis, Isorthoceras padisense, Isorthoceras rogersensis, Isorthoceras sociale, Isorthoceras strigatum, Isorthoceras suave, Isorthoceras subcostatum, Isorthoceras sylphide, Isorthoceras urdr, Isorthoceras vexilli, Isorthoceras wahlenbergi
Distribution:
• Ordovician of Sweden (2 collections), United States (20: Illinois, Iowa, Wisconsin, Minnesota)
Total: 22 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.