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Semiometra
Taxonomy
Semiometra was named by Gislén (1924) [Sepkoski's age data: J Bath K Maes]. It is not extant. Its type is Antedon impressa.
It was assigned to Comatulida by Rasmussen (1961) and Sepkoski (2002); and to Notocrinidae by Jagt (1999), Jäger (2010) and Hess and Messing (2011).
It was assigned to Comatulida by Rasmussen (1961) and Sepkoski (2002); and to Notocrinidae by Jagt (1999), Jäger (2010) and Hess and Messing (2011).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1924 | Semiometra Gislén |
1961 | Semiometra Rasmussen p. 304 |
1999 | Semiometra Jagt p. 100 |
2002 | Semiometra Sepkoski |
2010 | Semiometra Jäger p. 748 |
2011 | Semiometra Hess and Messing p. 128 |
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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. †Semiometra Gislén 1924
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†Semiometra annulata Rasmussen 1961
†Semiometra barremiensis Jäger 2010
†Semiometra bohemica Gislen 1925
†Semiometra courvillensis Valette 1917
†Semiometra lenticularis Rasmussen 1961
†Semiometra pusilla Fric 1910
†Semiometra rosacea Geinitz 1871
†Semiometra rowei Gislen 1924
†Semiometra saskiae Jagt 1999
†Semiometra scanica Gislen 1924
†Semiometra stellata Gislen 1925
Diagnosis
No diagnoses are available