Gastropoda - Murchisoniina - Lophospiridae
Alternative combinations: Eunema historicum, Gyronema historicum
Synonyms: Cyclonema normaliana Raymond 1905, Eunema altisulcatum Hudson 1905, Eunema epitome Hudson 1905, Proturritella altisulcatum Hudson 1905, Proturritella epitome Hudson 1905, Proturritella normaliana Raymond 1905
Belongs to Proturritella according to P. J. Wagner 2023
See also Hudson 1905, Raymond 1905, Raymond 1908, Rohr 1988 and Thompson 1970
Sister taxa: Proturritella bicarinata, Proturritella cingulata, Proturritella cyclophora, Proturritella gracilis, Proturritella microclathrata
Distribution:
• Devonian of United States (1: California collection)
• Chazyan of United States (2: New York)
• Ordovician of United States (1: California)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.