The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
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Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Gonideini genus Cosmopseudodon Haas, 1920: cladomics
2 Recent valid species (2 total species) Cladomics Summarynumber of species = 2 (2 total)
analyzed in 10 cladograms in 7 publications
maximum number of terminals in an analysis =
1 (mean = 1, median = 1) Basic Monophylynumber of cladograms that test basic monophyly
(i.e., more than 1 included species) = 0
maximum number of included terminals = , (mean =
median = )
proportion of cladograms that support basic monophyly
= 0
Campbell & Lydeard, 2026 [Publ 4810], fig. 6-14 ** Top Monophyly Cladogram ** ** Top Sister-Group Cladogram ** iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 630 | 20 | 12 | -- | +----------------- Parvasolenaia
|
--+ +-------------- Pseudopostolata
| |
+--+ +----------- Koreosolenaia
| |
+--+ +-- Cosmopseudodon_resupinatus **
| +-----+
| | +-- Guiunio
+--+
| +----- Ptychorhynchus
+--+
| +-- Obovalis
+--+
+-- Postolata
Campbell & Lydeard, 2026 [Publ 4810], fig. 3_5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 140 | 10 | 7 | -- | +-------------------- Inversidens
--+
| +----------------- Microcondylaea
+--+
| +-------------- Sinosolenaia
+--+
| +----------- Koreosolenaia
+--+
| +-------- Parvasolenaia
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon_resupinatus **
+--+
+-- Postolata
Wu et al., 2024 [Publ 4388], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 8 | 3 | 3 | -- | +-- Cosmopseudodon_resupinatus **
+--+
| +-- Ptychorhynchus
--+
| +-- Postolata
+--+
+-- Obovalis
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_resupinatus **
+--+
+-- Postolata
Wu et al., 2026 [Publ 4811], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 94 | 12 | 7 | -- | +-------------------- Inversidens
--+
| +----------------- Sinosolenaia
+--+
| +-------------- Parvasolenaia
+--+
| +----------- Pseudopostolata
+--+
| +-------- Koreosolenaia
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon_resupinatus **
+--+
+-- Postolata
Dai et al., 2024 [Publ 4389], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 45 | 14 | 10 | -- | +-------------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----------+
| | | +-- Leguminaia
| | +--+
+--+ +-- Microcondylaea
|
| +-------------- Pseudopostolata
| |
+--+ +-- Parvasolenaia
| +--------+
| | +-- Koreosolenaia
+--+
| +-------- Postolata
+--+
| +----- Ptychorhynchus
+--+
| +-- Cosmopseudodon_resupinatus **
+--+
+-- Obovalis
Chen et al., 2025 [Publ 4663], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 47 | 16 | 12 | -- | +----------------------- Sinosolenaia
|
| +----- Gonidea
--+ +--------------+
| | | +-- Leguminaia
| | +--+
+--+ +-- Microcondylaea
|
| +----------------- Pseudopostolata
| |
+--+ +-- Koreosolenaia
| +-----------+
| | +-- Parvasolenaia
+--+
| +----------- Postolata
| |
+--+ +-- Guiunio
| +-----+
| | +-- Cosmopseudodon_resupinatus **
+--+
| +----- Obovalis
+--+
| +-- Tenuiunio
+--+
+-- 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
+--+
| +----- Cosmopseudodon_resupinatus **
+--+
| +-- Ptychorhynchus
+--+
+-- Obovalis
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_resupinatus **
+--+
+-- Postolata
Dai et al., 2025 [Publ 4441], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 46 | 15 | 11 | -- | +-------------------- Sinosolenaia
|
| +----- Gonidea
--+ +-----------+
| | | +-- Leguminaia
| | +--+
+--+ +-- Microcondylaea
|
| +-------------- Pseudopostolata
| |
+--+ +-- Koreosolenaia
| +--------+
| | +-- Parvasolenaia
+--+
| +-------- Postolata
| |
+--+ +-- Guiunio
| +--+
| | +-- Cosmopseudodon_resupinatus **
+--+
| +-- Obovalis
+--+
+-- Ptychorhynchus
|
