MolluscaBase name details
Trigonioides (Mekongiconcha) subquadratus (T. Kobayashi, 1968) †
1604519 (urn:lsid:marinespecies.org:taxname:1604519)
alternative representation
Species
Nippononaia (Mekongiconcha) subquadrata T. Kobayashi, 1968 † · unaccepted > superseded combination
fossil only
(of Nippononaia (Mekongiconcha) subquadrata 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): 132, pl. 20, fig. 5 [details] Available for editors
[request]
page(s): 132, pl. 20, fig. 5 [details] Available for editors
[request]
Type locality contained in Thailand
type locality contained in Thailand [from synonym] [view taxon] [details]
MolluscaBase eds. (2025). MolluscaBase. Trigonioides (Mekongiconcha) subquadratus (T. Kobayashi, 1968) †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1604519 on 2025-09-11
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original description
(of Nippononaia (Mekongiconcha) subquadrata 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): 132, pl. 20, fig. 5 [details] Available for editors [request]
page(s): 132, pl. 20, fig. 5 [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
New combination Combination established herein, for consistency with genus level synonymy. [details]
