Traits taxon details
original description
(of ) Hall J. (1862). Contributions to palaeontology; comprising descriptions of new species of fossils from the Upper Helderberg, Hamilton and Chemung Groups. <em>Annual report of the Regents of the University of the State of New York on the State Cabinet of Natural History and the Historical and Antiquarian collection annexed thereto.</em> 15: 29-155. [details]
basis of record
Wagner P.J. (2023). Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). <em>The Paleobiology Database.</em> , available online at https://paleobiodb.org/classic/displayReference?reference_no=9042 [details]
additional source
Hall, J. (1879). Natural history of New York. Geological Survey of New York. <em>Palaeontology.</em> vol. 5, part 2. Van Benthuysen, Albany. xv + 492 pp., 113 pls., available online at https://www.digitale-sammlungen.de/en/view/bsb11383298?page=,1 page(s): 95, pl. XXII, fig. 1-13 [details]
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