Gastropoda - Heterostropha - Donaldinidae
Alternative combinations: Aclisina swallovana, Aclisina swalloviana, Aclisina swallowiana, Donaldina swallowiana, Turbonilla swallowiana
Synonyms: Aclisina conditi Mark 1912, Donaldina conditi Mark 1912
Full reference: N.B. Geinitz. 1866. Carbonformation und Dyas in Nebraska. Kaiserliche Leopoldinisch-Carolinische Deutsche Akademie Naturforscher Verhandlungen 33:1-92
Belongs to Royalella according to P. J. Wagner 2023
See also Geinitz 1866, Knight 1933, Mark 1912, Mazaev 2015, Sayre 1930, Thein and Nitecki 1974 and Yochelson and Saunders 1967
Sister taxa: Royalella aufuga, Royalella eleganta, Royalella heshanensis, Royalella minuta, Royalella multicarinata, Royalella quadrolirata, Royalella streptaciformis
Type specimens:
- Royalella swallowiana: Its type locality is Nebraska City Section, Clay Pits southeast of Nebraska City, which is in a Virgilian marine shale in the Pillsbury Shale Formation of Nebraska
- Donaldina conditi: Its type locality is Along the abandoned right of way of the Wabash railroad, near Portersville, which is in a Missourian marine limestone in the Conemaugh Formation of Ohio.
Distribution:
• Carboniferous of United States (10: Nebraska, New Mexico, Ohio collections)
Total: 10 collections including 11 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.