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Spiticeras
Taxonomy
Spiticeras was named as a genus. It is not extant. It is the type genus of Spiticeratinae.
It was reranked as Holcostephanus (Spiticeras) by Uhlig (1903).
It was assigned to Holcostephanus by Uhlig (1903); to Ammonoidea by Sepkoski (2002); and to Spiticeratinae by Imlay and Jones (1970), Arkadiev et al. (2000), Vašíček and Skupien (2013), Zell et al. (2015), González-Arreola et al. (2017), Vašíček et al. (2023) and Ovando-Figueroa et al. (2024).
It was reranked as Holcostephanus (Spiticeras) by Uhlig (1903).
It was assigned to Holcostephanus by Uhlig (1903); to Ammonoidea by Sepkoski (2002); and to Spiticeratinae by Imlay and Jones (1970), Arkadiev et al. (2000), Vašíček and Skupien (2013), Zell et al. (2015), González-Arreola et al. (2017), Vašíček et al. (2023) and Ovando-Figueroa et al. (2024).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Holcostephanus (Spiticeras) Uhlig |
| 1970 | Spiticeras Imlay and Jones p. B3 |
| 2000 | Spiticeras Arkadiev et al. p. 100 |
| 2002 | Bihenduloceras Sepkoski |
| 2002 | Somaliceras Sepkoski |
| 2002 | Spiticeras Sepkoski |
| 2013 | Spiticeras Vašíček and Skupien p. 334 |
| 2015 | Spiticeras Zell et al. p. 36 |
| 2017 | Spiticeras González-Arreola et al. p. 471 |
| 2023 | Spiticeras Vašíček et al. p. 14 |
| 2024 | Spiticeras Ovando-Figueroa et al. p. 2 |
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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. †Spiticeras
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†Holcostephanus (Spiticeras) obliquelobatus Uhlig 1903
Subg. †Spiticeras (Spiticeras) Uhlig 1903
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†Spiticeras (Spiticeras) indicum Uhlig 1903
†Spiticeras (Spiticeras) kiliani Djanelidze 1922
†Spiticeras (Spiticeras) pricei Howarth 1998
†Spiticeras (Spiticeras) spathi Howarth 1992
†Spiticeras (Spiticeras) spitiensis Blanford 1863
†Spiticeras (Spiticeras) subspitiense Uhlig 1903
†Spiticeras bilobatum Uhlig 1903
†Spiticeras blancheti Djanelidze 1922
†Spiticeras correardi Djanélidzé 1922
†Spiticeras multiforme Djanelidze 1922
†Spiticeras obliquenodosum Retowski 1893
†Spiticeras orientale Kilian 1910
†Spiticeras polytroptychum Uhlig 1888
†Spiticeras pseudogroteanum Djanélidzé 1922
†Spiticeras serpentinum Burckhardt 1912
†Spiticeras tripartitum Hupé 1854
†Spiticeras tripartitum lovaldensis Biro-Bagoczky 1980
Invalid names: Bihenduloceras [synonym], Somaliceras [synonym]
Diagnosis
No diagnoses are available