This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
D. Korn, 2015 - Taxonomic descriptions, in Late Viséan (late Mississippian) ammonoids from the Barnett Shale, Sierra Diablo Escarpment, Culberson County, Texas, USA - Fossil Record (18), 81-104 (journal article, English)
W. M. Furnish, 2009 - - Treatise on Invertebrate Paleontology, Part L, Revised: Mollusca 4, Volume 2: Carboniferous and Permian Ammonoidea (Goniatitida and Prolecanitida) (), 1-258 (book, English)
M. Gordon, Jr., 1964 - Carboniferous Cephalopods of Arkansas - United States Geological Survey Professional Paper (460), 1-322 (serial monograph, English)
M. Gordon, 1960 - Some American midcontinent Carboniferous cephalopods - Journal of Paleontology (34), 133-151 (journal article, English)
F. B. Plummer, 1937 - Upper Paleozoic ammonites in Texas - The University of Texas Bulletin (3701), 1-516 (journal article, English)