WoRMS taxon details
basis of record
Wright, C. W.; Callomon, J. H. (1996). Part L, Mollusca 4 (Revised), Volume 4: Cretaceous Ammonoidea. <em>Treatise on Invertebrate Paleontology.</em> The Geological Society of America & University of Kansas, Boulder, Colorado. 308 pp., available online at https://journals.ku.edu/InvertebratePaleo/issue/view/470 note: as Perisphinctaceae [details]
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