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Data last updated
Mon 1 Dec 2025
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Bivalvia
| Unionoida
| Unionoidea
| Unionidae
| Parreysiinae
| Lamellidentini
| Trapezidens
species Trapezidens dolichorhynchus (Tapparone Canefri, 1889): specimens8 available nominal species synonyms (11 total synonyms)
Recent Taxonomic Opinions
Lamellidens jenkinsianus sub sp.obesa — Ramakrishna & Dey (2007) Lamellidens jenkinsianus obesa — IUCN (2011) Lamellidens corrianus — Whelan et al. (2011), Pfeiffer & Graf (2015), Lopes-Lima et al. (2017), Konopleva et al. (2017), Pfeiffer et al. (2018), Pfeiffer et al. (2019), Lopes-Lima et al. (2020) Lamellidens aff. corrianus sp. 1 — Bolotov et al. (2017) Trapezidens obesa obesa — Bolotov et al. (2017), Huang et al. (2019) Lamellidens savadiensis — Bolotov et al. (2017) Trapezidens dolichorhynchus — Bolotov et al. (2018), Konopleva et al. (2020), Bolotov et al. (2020), Graf & Cummings (2021), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2024) Lamellidens generosus — Bolotov et al. (2022)
Range
Irrawaddy River, Myanmar.
Map of Georeferenced Specimens
MUSSELp Specimen Records
India
Myanmar
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 UMMZ_304642 Ayeryarwaddy River, mud bank on E side of river, Mandalay Division, Burma. 21.48187, 95.30501
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 UMMZ_110813 Burma
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 USNM_172680 Burma
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 ZMB_49636A Chindwin Fl., bei Kalewa
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 SMF_3625 Chindwin-Fluss bei Kalewa [227 km NW von Mandalay], Ober-Birmah [Myanmar] [Myanmar Sagaing-Region]
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 USNM_250713 Pegu, India
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 UMMZ_110826 Prome, Viaggio en Birma
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 UMMZ_110849 Prome, Viaggio en Birma
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 BMNH_1907-12-30-46 River Iriwadi, Birmah
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ZMB_49636B. Chindwin Fl., bei Kalewa BMNH_99-6-21-6-9. Chindwin River, near Kalewa, Burma ZMB_49639. Irawaddi, bei Yenangyoung
unknown
Genbank Vouchers
Georeferenced Genbank Vouchers
Myanmar
UMMZ_304642. (16S: KP795042, 28S: JN243881, COI: JN243903, SRA: SRR8473060, go to Genbank) Ayeryarwaddy River, mud bank on E side of river, Mandalay Division, Burma. 21.48187, 95.30501.
RMBH_biv_353. (COI: MN780871, go to Genbank) Myanmar: Ayeyarwady Basin, Chindwin River.
RMBH_biv_354_1. (COI: MN780872, go to Genbank) ditto.
RMBH_biv_354_2. (COI: MN780873, go to Genbank) ditto.
RMBH_biv_354_3. (COI: MN780874, go to Genbank) ditto.
RMBH_biv_336_1. (COI: MN780869, go to Genbank) Myanmar: Ayeyarwady Basin, Manipur River.
RMBH_biv_336_2. (COI: MN780870, go to Genbank) ditto.
RMBH_biv_336_3. (28S: MN307217, COI: MN275090, go to Genbank) ditto.
RMBH_biv_442_1. (COI: OL597740, go to Genbank) Myanmar: Ayeyarwady River at Mandalay city.
RMBH_biv_442_2. (COI: OL597741, go to Genbank) ditto.
RMBH_biv_417_1. (16S: MN307274, 28S: MN307216, COI: MN275089, go to Genbank) Myanmar: Ayeyarwady River near Tant Kyi village.
RMBH_biv_417_2. (COI: MN780886, go to Genbank) ditto.
RMBH_biv_417_3. (COI: MN780887, go to Genbank) ditto.
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