†Octomedusa Johnson and Richardson, Jr. 1968 (jellyfish)
Click image to enlarge. Click to access iDigBio record.
Full reference: R.G. Johnson and E.S. Richardson, Jr. 1968. Pennsylvanian invertebrates of the Mazon Creek area, Illinois: Essex fauna and Medusae. Fieldiana 12(7):108-115
Parent taxon: Coronatida according to J. J., Jr. Sepkoski 2002
See also Johnson and Richardson 1968 and Plotnick et al. 2023
Sister taxa: Collaspididae, Periphyllidae
Subtaxa: Octomedusa pieckorum
Type: Octomedusa pieckorum
Distribution: found only at original description of Essex fauna, Pit 11 (Carboniferous of Illinois)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.