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Haploceras
Taxonomy
Haploceras was named by Zittel (1870) [Sepkoski's age data: J Kimm-u J Tith-u].
It was reranked as Ammonites (Haploceras) by Favre (1880).
It was assigned to Ammonites by Favre (1880); to Haploceratinae by Schlegelmilch (1994); to Ammonoidea by Sepkoski (2002); and to Haploceratidae by Arkell et al. (1957), Verma and Westermann (1973), Avram and Gradinaru (1993), Zeiss et al. (1994), Wright et al. (1996), Arkadiev et al. (2000), Lukeneder (2004), Grigore (2018).
It was reranked as Ammonites (Haploceras) by Favre (1880).
It was assigned to Ammonites by Favre (1880); to Haploceratinae by Schlegelmilch (1994); to Ammonoidea by Sepkoski (2002); and to Haploceratidae by Arkell et al. (1957), Verma and Westermann (1973), Avram and Gradinaru (1993), Zeiss et al. (1994), Wright et al. (1996), Arkadiev et al. (2000), Lukeneder (2004), Grigore (2018).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1870 | Haploceras Zittel |
| 1880 | Ammonites (Haploceras) Favre |
| 1957 | Haploceras Arkell et al. p. 273 |
| 1973 | Haploceras Verma and Westermann p. 165 |
| 1993 | Haploceras Avram and Gradinaru p. 673 |
| 1994 | Haploceras Schlegelmilch p. 45 |
| 1994 | Haploceras Zeiss et al. p. 370 |
| 1996 | Haploceras Wright et al. p. 10 |
| 2000 | Haploceras Arkadiev et al. p. 99 |
| 2002 | Haploceras Sepkoski |
| 2004 | Haploceras Lukeneder p. 49 |
| 2018 | Haploceras Grigore p. 19 |
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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. †Haploceras Zittel 1870
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Subg. †Haploceras (Haploceras) Zittel 1870
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†Haploceras (Haploceras) staczycii Zeuschner 1846
†Haploceras (Haploceras) tomephorum Zittel 1870
Subg. †Haploceras (Hypoglochiceras) Breistroffer 1947
Subg. †Haploceras (Volanites) Enay and Cecca 1986
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†Haploceras (Volanites) verruciferum Zittel 1870
†Haploceras deplanatum Waagen 1875
†Haploceras elimatum Oppel 1870
†Haploceras pachecoense Anderson 1945
†Haploceras propinquum Waagen 1875
†Haploceras staszycii Zejszner 1846
†Haploceras subelimatum Fontannes 1879
†Haploceras transatlanticum Burckhardt 1906
†Haploceras umbilicatum Howarth 1998
†Haploceras veracruzanum Cantu Chapa 1976
Diagnosis
No diagnoses are available