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Polycnemidium
Taxonomy
Polycnemidium was named by Reuss (1859) [Sepkoski's age data: K Coni]. It is not extant. Its type is Dromilites pustulosus.
It was assigned to Calappinae by Glaessner (1969); to Decapoda by Sepkoski (2002); to Dynomenidae by Schweitzer et al. (2003); to Necrocarcinidae by Schweitzer et al. (2010), Karasawa et al. (2014); and to Dromiacea by Schweitzer et al. (2016), Schweitzer and Feldmann (2024).
It was assigned to Calappinae by Glaessner (1969); to Decapoda by Sepkoski (2002); to Dynomenidae by Schweitzer et al. (2003); to Necrocarcinidae by Schweitzer et al. (2010), Karasawa et al. (2014); and to Dromiacea by Schweitzer et al. (2016), Schweitzer and Feldmann (2024).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Polycnemidium Reuss |
| 1969 | Polycnemidium Glaessner p. R495 |
| 2002 | Polycnemidium Sepkoski |
| 2003 | Polycnemidium Schweitzer et al. p. 18 |
| 2010 | Polycnemidium Schweitzer et al. p. 81 |
| 2014 | Polycnemidium Karasawa et al. p. 235 |
| 2016 | Polycnemidium Schweitzer et al. p. 363 |
| 2024 | Polycnemidium Schweitzer and Feldmann p. 12 |
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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. †Polycnemidium Reuss 1859
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†Polycnemidium pustulosum Reuss 1845
†Polycnemidium pustulosus Reuss 1845
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Turnsek 1997, Aberhan 1992 | |||||
Collections
No collection or age range data are available