Strophomenata - Productida - Productellidae
Alternative combinations: Marginifera lasallensis, Productus lasallensis, Retaria lasallensis
Belongs to Kutorginella according to N.V. Kalashnikov 1993
See also Mudge et al. 1962, Muir-Wood and Cooper 1960 and Sarycheva 1977
Sister taxa: Kutorginella dartoni, Kutorginella hezhangensis, Kutorginella jalaidensis, Kutorginella magna, Kutorginella meridionalis, Kutorginella mosquensis, Kutorginella paucispinosa, Kutorginella tarimensis, Kutorginella uddeni, Kutorginella yohi, Kutorginella yukonensis
Distribution:
• Permian of the Russian Federation (2 collections), United States (8: Kansas)
• Carboniferous to Permian of United States (1: Texas)
• Carboniferous of United States (100: Illinois, Kansas, Nevada, New Mexico, Texas, Utah)
Total: 111 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.