The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
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Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Gonideini genus Postolata Dai, Huang, Guo & Wu in Daii et al., 2023: cladomics
2 Recent valid species (2 total species) Cladomics Summarynumber of species = 2 (2 total)
analyzed in 20 cladograms in 11 publications
maximum number of terminals in an analysis =
2 (mean = 1.35, median = 1) Basic Monophylynumber of cladograms that test basic monophyly
(i.e., more than 1 included species) = 7
maximum number of included terminals = 2, (mean =
2 median = 2)
proportion of cladograms that support basic monophyly
= 1
Campbell & Lydeard, 2026 [Publ 4810], fig. 6-14 ** Top Monophyly Cladogram ** ** Top Sister-Group Cladogram ** iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 630 | 19 | 12 | -- | +-------------------- Parvasolenaia
|
--+ +----------------- Pseudopostolata
| |
+--+ +-------------- Koreosolenaia
| |
+--+ +-- Cosmopseudodon
| +--------+
| | +-- Guiunio
+--+
| +-------- Ptychorhynchus
+--+
| +----- Obovalis
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Postolata_longjiangensis **
Liu et al., 2024 [Publ 4380], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 10 | 8 | 6 | -- | +-------------- Sinosolenaia_carinata
|
| +----- Inversidens
--+ +-----+
| | | +-- Gonidea
| | +--+
+--+ +-- Leguminaia
|
| +-------- Sinosolenaia_oleivora
| |
+--+ +-- Postolata_guangxiensis **
| +--+
| | +-- Postolata_longjiangensis **
+--+
| +-- Obovalis
+--+
+-- Ptychorhynchus
Wu et al., 2026 [Publ 4811], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 93 | 11 | 7 | -- | +----------------------- Inversidens
--+
| +-------------------- Sinosolenaia
+--+
| +----------------- Parvasolenaia
+--+
| +-------------- Pseudopostolata
+--+
| +----------- Koreosolenaia
+--+
| +-------- Ptychorhynchus
+--+
| +----- Cosmopseudodon
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Postolata_longjiangensis **
Liu et al., 2024 [Publ 4380], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 34 | 7 | 7 | -- | +-------------- Sinosolenaia
|
| +-- Gonidea
--+ +--------+
| | +-- Microcondylaea
| |
+--+ +-- Koreosolenaia
| +-----+
| | +-- Parvasolenaia
| |
+--+ +-- Postolata_guangxiensis **
| +--+
| | +-- Postolata_longjiangensis **
+--+
| +-- Obovalis
+--+
+-- Ptychorhynchus
Dai et al., 2025 [Publ 4441], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 45 | 14 | 11 | -- | +-------------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----------+
| | | +-- Leguminaia
| | +--+
| | +-- Microcondylaea
+--+
| +-------------- Pseudopostolata
| |
| | +-- Koreosolenaia
+--+ +--------+
| | +-- Parvasolenaia
| |
+--+ +-- Postolata_guangxiensis **
| +-----+
| | +-- Postolata_longjiangensis **
| |
+--+ +-- Guiunio
| +--+
| | +-- Cosmopseudodon
+--+
| +-- Obovalis
+--+
+-- Ptychorhynchus
Dai et al., 2024 [Publ 4389], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 44 | 13 | 10 | -- | +-------------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----------+
| | | +-- Leguminaia
| | +--+
| | +-- Microcondylaea
+--+
| +-------------- Pseudopostolata
| |
| | +-- Parvasolenaia
+--+ +--------+
| | +-- Koreosolenaia
| |
+--+ +-- Postolata_guangxiensis **
| +-----+
| | +-- Postolata_longjiangensis **
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon
+--+
+-- Obovalis
Chen et al., 2025 [Publ 4663], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 46 | 15 | 12 | -- | +----------------------- Sinosolenaia
|
| +----- Gonidea
--+ +--------------+
| | | +-- Leguminaia
| | +--+
| | +-- Microcondylaea
+--+
| +----------------- Pseudopostolata
| |
| | +-- Koreosolenaia
+--+ +-----------+
| | +-- Parvasolenaia
| |
+--+ +-- Postolata_guangxiensis **
| +--------+
| | +-- Postolata_longjiangensis **
| |
+--+ +-- Guiunio
| +-----+
| | +-- Cosmopseudodon
+--+
| +----- Obovalis
+--+
| +-- Tenuiunio
+--+
+-- Ptychorhynchus
Wu et al., 2024 [Publ 4350], fig. 5a iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 8 | 7 | -- | +-------------- Sinosolenaia
|
--+ +-- Gonidea
| +--------+
| | +-- Microcondylaea
+--+
| +-------- Parvasolenaia
+--+
| +----- Koreosolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Dai et al., 2023 [Publ 4285], fig. 3-ML iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 44 | 13 | 9 | -- | +-------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----+
| | | +-- Leguminaia
| | +--+
| | +-- Microcondylaea
+--+
| +-- Koreosolenaia
| +-----+
| | +-- Parvasolenaia
+--+
| +----- Postolata_guangxiensis **
+--+
| +-- Ptychorhynchus
+--+
+-- Obovalis
Wu et al., 2024 [Publ 4388], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 8 | 3 | 3 | -- | +-- Cosmopseudodon
+--+
| +-- Ptychorhynchus
--+
| +-- Postolata_guangxiensis **
+--+
+-- Obovalis
Campbell & Lydeard, 2026 [Publ 4810], fig. 3_5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 139 | 10 | 7 | -- | +-------------------- Inversidens
--+
| +----------------- Microcondylaea
+--+
| +-------------- Sinosolenaia
+--+
| +----------- Koreosolenaia
+--+
| +-------- Parvasolenaia
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon
+--+
+-- Postolata_guangxiensis **
Wu et al., 2024 [Publ 4350], fig. 5b iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 8 | 7 | -- | +-------------- Sinosolenaia
|
--+ +-- Gonidea
| +--------+
| | +-- Microcondylaea
+--+
| +-------- Koreosolenaia
+--+
| +----- Parvasolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Wu et al., 2024 [Publ 4350], fig. 6-7 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 8 | 7 | -- | +----------------- Inversidens
|
--+ +-------------- Sinosolenaia
| |
+--+ +-- Gonidea
| +--------+
| | +-- Microcondylaea
+--+
| +-------- Koreosolenaia
+--+
| +----- Parvasolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Dai et al., 2025 [Publ 4440], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 86 | 6 | 5 | -- | +----------- Inversidens
|
--+ +-- Microcondylaea
| +-----+
| | +-- Sinosolenaia
+--+
| +----- Parvasolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Dai et al., 2023 [Publ 4285], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 52 | 5 | 4 | -- | +-- Microcondylaea
+-----+
| +-- Sinosolenaia
--+
| +----- Parvasolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Zhang et al., 2024 [Publ 4397], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 26 | 10 | 7 | -- | +----------------- Inversidens
|
--+ +-- Microcondylaea
| +-----------+
| | +-- Sinosolenaia
+--+
| +----------- Parvasolenaia
+--+
| +-------- Koreosolenaia
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon
+--+
+-- Postolata_guangxiensis **
Wu et al., 2024 [Publ 4388], fig. 6 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 52 | 7 | 5 | -- | +-- Microcondylaea
+--------+
| +-- Sinosolenaia
--+
| +-------- Parvasolenaia
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon
+--+
+-- Postolata_guangxiensis **
Wu et al., 2024 [Publ 4350], fig. 5c iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 8 | 7 | -- | +-------------- Sinosolenaia
|
--+ +----------- Gonidea
| |
+--+----------- Microcondylaea
|
| +-------- Koreosolenaia
+--+
| +----- Parvasolenaia
+--+
| +-- Postolata_guangxiensis **
+--+
+-- Ptychorhynchus
Wu et al., 2024 [Publ 4388], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 8 | 8 | -- | +-------------------- Sinosolenaia
|
--+ +-- Gonidea
| +--------------+
| | +-- Microcondylaea
+--+
| +-------------- Koreosolenaia
+--+
| +----------- Parvasolenaia
+--+
| +-------- Postolata_guangxiensis **
+--+
| +----- Cosmopseudodon
+--+
| +-- Ptychorhynchus
+--+
+-- Obovalis
Dai et al., 2023 [Publ 4285], fig. 3-BI iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 44 | 13 | 9 | -- | +-------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----+
| | | +-- Leguminaia
| | +--+
| | +-- Microcondylaea
+--+
| +-- Koreosolenaia
| +-----+
| | +-- Parvasolenaia
+--+
| +----- Postolata_guangxiensis **
+--+
| +-- Ptychorhynchus
+--+
+-- Obovalis
|
