Rhynchonellata - Orthida - Rhipidomellidae

Alternative combination: Orthis carbonaria

Full reference: B. F. Shumard and G.C. Swallow. 1858. Descriptions of new fossils from the Coal Measures of Missouri and Kansas. Academy of Science of St. Louis Transactions 1:198-227

Belongs to Rhipidomella according to M. R. Mudge et al. 1962

Sister taxa: Rhipidomella caucasica, Rhipidomella cora, Rhipidomella corallina, Rhipidomella cordialis, Rhipidomella dzhuvankarensis, Rhipidomella hessensis, Rhipidomella hispidula, Rhipidomella kharaulakhensis, Rhipidomella miaolingensis, Rhipidomella michelini, Rhipidomella miscella, Rhipidomella obesiconcha, Rhipidomella orthogonia, Rhipidomella parva, Rhipidomella pecosi, Rhipidomella penniana, Rhipidomella pressula, Rhipidomella subcircularis, Rhipidomella uralica, Rhipidomella vediensis

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 4.09 x 4.81