Gastropoda - Euomphalina - Platyceratidae
Alternative combinations: Capulus equilateralis, Capulus equilaterus, Platyceras (Orthonychia) equilaterum, Platyceras (Platyceras) equilateralis, Platyceras equilatera, Platyceras equilaterale, Platyceras equilateris, Platyceras equilaterum
Full reference: J. Hall. 1859. Contributions to the palaeontology of Iowa; being descriptions of new species of Crinoidea and other fossils. Iowa Geological Survey 1(2):473-724
Belongs to Palaeocapulus according to P. J. Wagner 2023
See also Ausich 1978, Batten 1984, Grabau and Shimer 1909, Hall 1859, Hyde 1953, Keyes 1888, Keyes 1890, Keyes 1890 and Yochelson and Saunders 1967
Sister taxa: Palaeocapulus acutirostre, Palaeocapulus morsei, Palaeocapulus piso, Palaeocapulus trigonus, Palaeocapulus undata
Ecology: passively mobile epifaunal coprophage
Distribution:
• Osagean of United States (3: Indiana, Ohio collections)
• Carboniferous of United States (10: Indiana, Iowa)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.