MolluscaBase taxon details
Gigantocapulus problematicus (Nagao & Otatume, 1938) †
1542137 (urn:lsid:marinespecies.org:taxname:1542137)
accepted
Species
Helcion problematicus Nagao & Otatume, 1938 † · unaccepted (superseded combination)
marine, brackish, fresh, terrestrial
fossil only
(of Helcion problematicus Nagao & Otatume, 1938 †) Nagao, T. & Otatume, K. (1938). Molluscan fossils of the Hakobuti Sandstone of Hokkaido. <em>Journal of the Faculty of Science, Hokaido Imperial University, Series 4, Geology and Minerology.</em> 4: 31-56. [details]
MolluscaBase eds. (2025). MolluscaBase. Gigantocapulus problematicus (Nagao & Otatume, 1938) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1542137 on 2025-09-11
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original description
(of Helcion problematicus Nagao & Otatume, 1938 †) Nagao, T. & Otatume, K. (1938). Molluscan fossils of the Hakobuti Sandstone of Hokkaido. <em>Journal of the Faculty of Science, Hokaido Imperial University, Series 4, Geology and Minerology.</em> 4: 31-56. [details]
basis of record Beu, A. G. (2007). The “inoceramus limpet”Gigantocapulus problematicus (Nagao & Otatume, 1938) in New Zealand (Late Cretaceous Gastropoda or Monoplacophora, Gigantocapulidae n. fam.). <em>Paläontologische Zeitschrift.</em> 81(3): 267-282., available online at https://doi.org/10.1007/bf02990177 [details]
basis of record Beu, A. G. (2007). The “inoceramus limpet”Gigantocapulus problematicus (Nagao & Otatume, 1938) in New Zealand (Late Cretaceous Gastropoda or Monoplacophora, Gigantocapulidae n. fam.). <em>Paläontologische Zeitschrift.</em> 81(3): 267-282., available online at https://doi.org/10.1007/bf02990177 [details]
