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Hyphantoceras
Taxonomy
Hyphantoceras was named by Hyatt (1900) [Sepkoski's age data: K Turo-u K Camp-l]. Its type is Hamites reussianus.
It was assigned to Bostrychoceratidae by Brunnschweiler (1966); to Nostoceratinae by Summesberger (1979), Wright (1979) and Summesberger (1980); to Baculitidae by Klinger (1985); to Ammonoidea by Sepkoski (2002); and to Nostoceratidae by Wright (1952), Thomel (1988), Kennedy (1995) and Kennedy and Gale (2015).
It was assigned to Bostrychoceratidae by Brunnschweiler (1966); to Nostoceratinae by Summesberger (1979), Wright (1979) and Summesberger (1980); to Baculitidae by Klinger (1985); to Ammonoidea by Sepkoski (2002); and to Nostoceratidae by Wright (1952), Thomel (1988), Kennedy (1995) and Kennedy and Gale (2015).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1900 | Hyphantoceras Hyatt p. 587 |
| 1935 | Euhyphantoceras Shimizu |
| 1952 | Hyphantoceras Wright |
| 1966 | Hyphantoceras Brunnschweiler p. 15 |
| 1979 | Hyphantoceras Summesberger p. 122 |
| 1979 | Hyphantoceras Wright p. 297 |
| 1980 | Hyphantoceras Summesberger p. 277 |
| 1985 | Hyphantoceras Klinger p. 6 |
| 1988 | Hyphantoceras Thomel p. 21 |
| 1995 | Hyphantoceras Kennedy p. 427 |
| 2002 | Hyphantoceras Sepkoski |
| 2015 | Hyphantoceras Kennedy and Gale p. 518 |
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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. †Hyphantoceras Hyatt 1900
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Subg. †Hyphantoceras (Hyphantoceras) Hyatt 1900
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†Hyphantoceras (Hyphantoceras) reussianum d'Orbigny 1850
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Invalid names: Helicoceras annulifer Roemer 1870 [synonym]
Subg. †Hyphantoceras (Madagascarites) Collignon 1966
†Hyphantoceras ceratopse Anderson 1902
†Hyphantoceras irregulare Anderson 1958
†Hyphantoceras oshimai Yabe 1904
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Invalid names: Didymoceras orestimbense Anderson 1958 [synonym]
†Hyphantoceras plicatum d'Orbigny 1842
†Hyphantoceras venustum Yabe 1904
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Invalid names: Bostrychoceras buttense Anderson 1958 [synonym], Hyphantoceras laqueum Anderson 1958 [synonym]
Invalid names: Euhyphantoceras Shimizu 1935 [synonym]
Diagnosis
No diagnoses are available