MolluscaBase name details
Megacyclotus Bartsch & J. P. E. Morrison, 1942
998970 (urn:lsid:marinespecies.org:taxname:998970)
unaccepted > junior subjective synonym
Genus
Cyclostoma ponderosum L. Pfeiffer, 1853 accepted as Amphicyclotus ponderosus (L. Pfeiffer, 1853) (type by original designation)
- Species Megacyclotus palenquensis (Pilsbry, 1935) accepted as Amphicyclotus palenquensis (Pilsbry, 1935)
- Species Megacyclotus ponderosus (L. Pfeiffer, 1853) accepted as Amphicyclotus ponderosus (L. Pfeiffer, 1853) (unaccepted > superseded combination)
masculine
Bartsch, P. & Morrison, J. P. E. (1942). Part 3 - The cyclophorid mollusks of the mainland of America. In: Torre, C. de la; Bartsch, P.; Morrison, J. P. E. The cyclophorid operculate land mollusks of America. <em>United States National Museum Bulletin.</em> 181: 142-293., available online at https://www.biodiversitylibrary.org/page/7837960
page(s): 181-182 [details]
page(s): 181-182 [details]
MolluscaBase eds. (2025). MolluscaBase. Megacyclotus Bartsch & J. P. E. Morrison, 1942. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=998970 on 2025-09-11
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Bartsch, P. & Morrison, J. P. E. (1942). Part 3 - The cyclophorid mollusks of the mainland of America. In: Torre, C. de la; Bartsch, P.; Morrison, J. P. E. The cyclophorid operculate land mollusks of America. <em>United States National Museum Bulletin.</em> 181: 142-293., available online at https://www.biodiversitylibrary.org/page/7837960
page(s): 181-182 [details]
source of synonymy Solem, A. (1956). The helicoid cyclophorid mollusks of Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 108: 41-59, 1 plate. Philadelphia.
page(s): 43 [details] Available for editors
[request]
page(s): 181-182 [details]
source of synonymy Solem, A. (1956). The helicoid cyclophorid mollusks of Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 108: 41-59, 1 plate. Philadelphia.
page(s): 43 [details] Available for editors
[request]