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Joannisiella
Taxonomy
Joannisiella was named by Dall (1895) [replacement for Joanisia Dall 1895 not Joanisia Marquis de Monterosato 1888 ]. It is extant.
It was synonymized subjectively with Cycladicama by Cox et al. (1969).
It was assigned to Bivalvia by Taguchi (1981); and to Ungulinidae by Oostingh (1935) and Wells et al. (2021).
It was synonymized subjectively with Cycladicama by Cox et al. (1969).
It was assigned to Bivalvia by Taguchi (1981); and to Ungulinidae by Oostingh (1935) and Wells et al. (2021).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1895 | Joannisiella Dall p. 78 |
| 1935 | Joannisiella Oostingh p. 170 |
| 1981 | Joannisiella Taguchi |
| 2021 | Joannisiella Wells et al. p. 42 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Age range
Maximum range based only on fossils: base of the Middle Eocene to the top of the Late/Upper Pleistocene or 47.80000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 37.71 Ma
Minimum age of oldest fossil (stem group age): 37.71 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene | Japan | J. problematica (71017 71025) | |
| Middle Miocene | Japan | J. meisensis (70302) J. sp. (77742) | |
| Pliocene | Indonesia | J. oblonga (84518 84519 84520 84523 84526 84533 84546) | |
| Late/Upper Pleistocene | Djibouti | J. cumingi (96792) |