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Eurydesma
Taxonomy
Eurydesma was named by Morris (1845) [Sepkoski's age data: C Mosc P Guad-l Sepkoski's reference number: 1066]. Its type is Eurydesma cordatum. It is the type genus of Eurydesmidae, Eurydesmatoidea.
It was assigned to Eurydesmidae by Carter (1990); to Chaenocardiidae by Newell and Boyd (1995); to Pterioida by Sepkoski (2002); and to Eurydesmatidae by Bouchet et al. (2010) and Carter et al. (2011).
It was assigned to Eurydesmidae by Carter (1990); to Chaenocardiidae by Newell and Boyd (1995); to Pterioida by Sepkoski (2002); and to Eurydesmatidae by Bouchet et al. (2010) and Carter et al. (2011).
Species
E. aequale, E. alisulcatum, E. altum, E. amygdalinum, E. austini, E. burnettensis, E. compressa, E. cordatum (syn. E. globosa, Pachydomus sacculus, E. elliptica) (type species), E. demissum, E. hobartense, E. inflatum, E. manendragarhensis (syn. E. hesdoensis), E. mytiloides, E. obscurum, E. pertenue, E. perversum, E. playfordi, E. punjabicum, E. subdepressa, E. subobliquum, E. subovatum, E. subtriangularis, E. sulcatum
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Eurydesma Morris p. 275 |
| 1891 | Myalina (Leiomyalina) Frech p. 201 |
| 1990 | Eurydesma Carter |
| 1995 | Eurydesma Newell and Boyd p. 79 |
| 2002 | Eurydesma Sepkoski |
| 2010 | Eurydesma Bouchet et al. |
| 2011 | Eurydesma Carter et al. p. 11 |
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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. †Eurydesma Morris 1845
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†Eurydesma aequale Reed 1936
†Eurydesma alisulcatum Waterhouse 1987
†Eurydesma altum Harrington 1955
†Eurydesma amygdalinum Reed 1936
†Eurydesma austini Sahni and Srivastava 1956
†Eurydesma burnettensis Waterhouse 1986
†Eurydesma compressa Reed 1932
†Eurydesma cordatum Morris 1845
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Invalid names: Eurydesma elliptica Dana 1847 [synonym], Eurydesma globosa Dana 1847 [synonym], Pachydomus sacculus M'Coy 1847 [synonym]
†Eurydesma demissum Reed 1936
†Eurydesma hobartense Johnston 1887
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†Eurydesma hobartense konincki Johnston 1887
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Invalid names: Myalina (Leiomyalina) antarctica Frech 1891 [synonym], Notomya beddomei Johnston 1887 [synonym], Notomya gouldii Johnston 1887 [synonym]
†Eurydesma inflatum Liu 1976
†Eurydesma manendragarhensis Sahni and Dutt 1959
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Invalid names: Eurydesma hesdoensis Sahni and Dutt 1959 [synonym]
†Eurydesma mytiloides Reed 1932
†Eurydesma obscurum Reed 1936
†Eurydesma pertenue Reed 1936
†Eurydesma perversum Reed 1936
†Eurydesma playfordi Dickins 1957
†Eurydesma punjabicum Reed 1936
†Eurydesma subdepressa Sahni and Srivastava 1956
†Eurydesma subobliquum Reed 1936
†Eurydesma subovatum Reed 1936
†Eurydesma subtriangularis Sahni and Srivastava 1956
†Eurydesma sulcatum Waterhouse 1987
Invalid names: Leiomyalina Frech 1891 [synonym]
Diagnosis
No diagnoses are available