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Taxonomy
Mytilus demissus was named by Dilwyn (1817). It is extant.
It was recombined as Modiolus demissus by Richards (1962); it was recombined as Volsella demissa by Matthews (1967); it was recombined as Geukensia demissa by Hendy et al. (2008).
It was recombined as Modiolus demissus by Richards (1962); it was recombined as Volsella demissa by Matthews (1967); it was recombined as Geukensia demissa by Hendy et al. (2008).
Synonymy list
| Year | Name and author |
|---|---|
| 1817 | Mytilus demissus Dilwyn p. 314 |
| 1962 | Modiolus demissus Richards p. 56 |
| 1967 | Volsella demissa Matthews |
| 2008 | Geukensia demissa Hendy et al. |
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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.
Geukensia demissa Dilwyn 1817 [ribbed horsemussel]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Late/Upper Pleistocene to the top of the Holocene or 0.12900 to 0.00000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene | USA (Delaware) | Modiolus demissus (66701 66702) | |
| Pleistocene | USA (New Jersey) | Modiolus demissus (66600 66611 66614 66616 66618 66621 66622) | |
| Late/Upper Pleistocene | USA (Virginia) | Geukensia demissa (57702) | |
| Late/Upper Pleistocene | USA (Maryland) | Modiolus demissus (66706) | |
| Holocene | Canada (Nunavut) | Volsella demissa (74986) |