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Hymedesmia
Discussion
Genus is extant according to WoRMS but the Triassic occurrence of Hymedesmia mosteri Reitner (1992, p. 235) is suspect given genus is not listed as having a fossil record in WoRMS nor in the revised 2003-2015 Treatise volumes.
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Taxonomy
Hymedesmia was named by Bowerbank (1864) [Sepkoski's age data: Tr Carn-l Sepkoski's reference number: 1118]. It is extant. It is the type genus of Hymedesmiidae.
It was assigned to Poecilosclerida by Sepkoski (2002); and to Hymedesmiidae by Finks et al. (2003).
It was assigned to Poecilosclerida by Sepkoski (2002); and to Hymedesmiidae by Finks et al. (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Hymedesmia Bowerbank |
| 2002 | Hymedesmia Sepkoski |
| 2003 | Hymedesmia Finks et al. p. 246 |
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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.
G. Hymedesmia Bowerbank 1864
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Whittington et al. 1997, Kiessling 2004 | |||||
Collections
No collection or age range data are available