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Ringicula (Ringiculella)
Taxonomy
Ringiculella was named by Sacco (1892) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 852]. It is extant.
It was reranked as Ringicula (Ringiculella) by Olsson and Harbison (1953), DuBar (1958), MacNeil (1960), Harzhauser and Mandic (2001), Todd (2001), Mandic and Steininger (2003).
It was assigned to Cephalaspida by Sepkoski (2002); and to Ringicula by Olsson and Harbison (1953), DuBar (1958), MacNeil (1960), Harzhauser and Mandic (2001), Todd (2001), Mandic and Steininger (2003).
It was reranked as Ringicula (Ringiculella) by Olsson and Harbison (1953), DuBar (1958), MacNeil (1960), Harzhauser and Mandic (2001), Todd (2001), Mandic and Steininger (2003).
It was assigned to Cephalaspida by Sepkoski (2002); and to Ringicula by Olsson and Harbison (1953), DuBar (1958), MacNeil (1960), Harzhauser and Mandic (2001), Todd (2001), Mandic and Steininger (2003).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1892 | Ringiculella Sacco |
| 1953 | Ringicula (Ringiculella) Olsson and Harbison p. 166 |
| 1958 | Ringicula (Ringiculella) DuBar p. 184 |
| 1960 | Ringicula (Ringiculella) MacNeil p. 126 |
| 2001 | Ringicula (Ringiculella) Harzhauser and Mandic p. 716 |
| 2001 | Ringicula (Ringiculella) Todd |
| 2002 | Ringiculella Sepkoski |
| 2003 | Ringicula (Ringiculella) Mandic and Steininger p. 274 |
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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.
Subg. Ringicula (Ringiculella) Sacco 1892
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†Ringicula (Ringiculella) carvajali Etayo-Serna 1979
†Ringicula (Ringiculella) floridana Dall 1890
†Ringicula (Ringiculella) haunsbergensis Traub 1938
†Ringicula (Ringiculella) pakistanica Eames 1952
†Ringicula (Ringiculella) semistriata d'Orbigny 1841
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Invalid names: Ringicula hypograpta Brown and Pilsbry 1913 [synonym], Ringicula tridentata Guppy 1873 [synonym]
Diagnosis
No diagnoses are available