MolluscaBase name details
Yunnanoconcha sampanoides (T. Kobayashi, 1968) †
1534673 (urn:lsid:marinespecies.org:taxname:1534673)
unaccepted > superseded combination
Species
fossil only
(of Unio sampanoides T. Kobayashi, 1968 †) Kobayashi, T. (1968). The Cretaceous non-marine pelecypods from the Nam Phung Dam site in the northeastern part of the Khorat Plateau, Thailand with a note on the Trigonioididae. <em>Geology and Paleontology of Southeast Asia.</em> 4: 109-138, pl. 20-23. Tokyo.
page(s): 134-135, pl. 22, fig. 2a, b [details] Available for editors
[request]
page(s): 134-135, pl. 22, fig. 2a, b [details] Available for editors

MolluscaBase eds. (2024). MolluscaBase. Yunnanoconcha sampanoides (T. Kobayashi, 1968) †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1534673 on 2025-03-04
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original description
(of Unio sampanoides T. Kobayashi, 1968 †) Kobayashi, T. (1968). The Cretaceous non-marine pelecypods from the Nam Phung Dam site in the northeastern part of the Khorat Plateau, Thailand with a note on the Trigonioididae. <em>Geology and Paleontology of Southeast Asia.</em> 4: 109-138, pl. 20-23. Tokyo.
page(s): 134-135, pl. 22, fig. 2a, b [details] Available for editors
[request]
basis of record Kobayashi, T. (1984). Mesozoic Bivalvia of the Khorat Group with a Note on the Trigonioidacea. <em>Geology and Paleontology of Southeast Asia.</em> 25: 239-251.
page(s): 242 [details] Available for editors
[request]
page(s): 134-135, pl. 22, fig. 2a, b [details] Available for editors

basis of record Kobayashi, T. (1984). Mesozoic Bivalvia of the Khorat Group with a Note on the Trigonioidacea. <em>Geology and Paleontology of Southeast Asia.</em> 25: 239-251.
page(s): 242 [details] Available for editors

From editor or global species database
Synonymy Gu & Ma (in Ma et al. 1976) referred Paranodonta khoratensis Kobayashi, 1963 to their new genus Yunnanoconcha. They considered Unio sampanoides Kobayashi, 1968 a junior synonym of that species, but according to Kobayashi (1984) the two are easily distinguishable by the shape of the ventral margin and should be considered distinct species in Yunnanoconcha. [details]