PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Olcostephanina

Cephalopoda - Ammonoida

Taxonomy

Olcostephanina was named by Haug (1910).

It was assigned to Ammonitida by Vašíček et al. (2023).

Subtaxa

Olcostephanoidea

Synonymy list

Year	Name and author
1910	Olcostephanina Haug
2023	Olcostephanina Vašíček et al. p. 14

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Cephalopoda	Cuvier 1797
subclass	Coleoidea	Bather 1888
order	Ammonoida	(Haeckel 1866)
order	Ammonitida	Haeckel 1866
suborder	Olcostephanina	Haug 1910
suborder	Olcostephanina	Haug 1910

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.

Subor. †Olcostephanina Haug 1910

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Superfm. †Olcostephanoidea Haug 1910

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Fm. †Olcostephanidae Haug 1910

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G. †Mexicanoceras Imlay 1938

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†Mexicanoceras laticostatum Imlay 1940

†Mexicanoceras multicostatum Imlay 1940

Subfm. †Olcostephaninae Haug 1910

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G. †Baronnites

†Baronnites hirsutus Fallot and Termier 1923

G. †Ceratotuberculus Imlay 1938

†Ceratotuberculus linguituberculatus Imlay 1938

G. †Olcostephanus Neumayr 1875

Subg. †Olcostephanus (Jeannoticeras) Thieuloy 1965

Subg. †Olcostephanus (Olcostephanus) Neumayr 1875

Subg. †Olcostephanus (Viluceras) Aguirre-Urreta and Rawson 1999

†Olcostephanus astierianus d'Orbigny 1840

†Olcostephanus atherstoni Sharpe 1856

Invalid names: Ammonites bainii Sharpe 1856 [synonym], Ammonites schenki Oppel 1863 [synonym], Astieria actinota Baumberger 1908 [synonym], Astieria astieriformis Böse 1923 [synonym], Astieria catulloi Rodighiero 1919 [synonym], Astieria curacoensis Weaver 1931 [synonym], Astieria imbricata Baumberger 1908 [synonym], Astieria leptoplana Baumberger 1908 [synonym], Astieria sudandina Windhausen 1931 [synonym], Astieria symonensis Böse 1923 [synonym], Holcostephanus (Astieria) guebhardi Killian 1902 [synonym], Holcostephanus auritus Leanza 1944 [synonym], Holcostephanus midas Leanza 1944 [synonym], Holcostephanus modderensis Kitchin 1908 [synonym], Holcostephanus rogersi Kitchin 1908 [synonym], Holcostephanus wilmanae Kitchin 1908 [synonym], Olcostephanus coahuilensis Imlay 1938 [synonym], Olcostephanus quadriradiatus Imlay 1938 [synonym], Rogersites bakeri Imlay 1937 [synonym], Rogersites curvicostata Besairie 1936 [synonym], Rogersites douvillei Besairie 1932 [synonym], Rogersites filifer Imlay 1937 [synonym], Rogersites otoitoides Spath 1930 [synonym], Rogersites prorsiradiatus Imlay 1937 [synonym], Rogersites sphaeroidalis Spath 1930 [synonym], Rogersites tenuicostatus Imlay 1937 [synonym], Taraisites neoleonense Cantu-Chapa 1966 [synonym]

†Olcostephanus delicatecostatus Haas 1960

†Olcostephanus detonii Rodighiero 1919

†Olcostephanus paucicostatus Imlay 1937

†Olcostephanus pecki Imlay 1960

†Olcostephanus popenoei Imlay 1960

†Olcostephanus sanlazarensis Imlay 1937

Invalid names: Astieria Pavlow 1892 [objective synonym], Astieria Pavlow 1892 [objective synonym], Holcostephanus Sayn 1889 [synonym], Holcostephanus Sayn 1889 [synonym], Lemurostephanus Thieuloy 1977 [synonym], Lemurostephanus Thieuloy 1977 [synonym], Maderia Imlay 1938 [synonym], Maderia Imlay 1938 [synonym], Olcostephanus (Jeannoticeras) Thieuloy 1965 [valid], Olcostephanus (Olcostephanus) Neumayr 1875 [valid], Olcostephanus (Viluceras) Aguirre-Urreta and Rawson 1999 [valid], Olcostephanus astierianus d'Orbigny 1840 [valid], Olcostephanus atherstoni Sharpe 1856 [valid], Olcostephanus delicatecostatus Haas 1960 [valid], Olcostephanus detonii Rodighiero 1919 [valid], Olcostephanus paucicostatus Imlay 1937 [valid], Olcostephanus pecki Imlay 1960 [valid], Olcostephanus popenoei Imlay 1960 [valid], Olcostephanus sanlazarensis Imlay 1937 [valid], Rogersites Spath 1924 [synonym], Rogersites Spath 1924 [synonym], Satoites Cantú-Chapa 1966 [synonym], Satoites Cantú-Chapa 1966 [synonym], Subastieria Spath 1923 [synonym], Subastieria Spath 1923 [synonym], Taraisites Cantú-Chapa 1966 [synonym], Taraisites Cantú-Chapa 1966 [synonym]

G. †Olcostephanus Neumayr 1875

Subg. †Olcostephanus (Jeannoticeras) Thieuloy 1965

Subg. †Olcostephanus (Olcostephanus) Neumayr 1875

Subg. †Olcostephanus (Viluceras) Aguirre-Urreta and Rawson 1999

†Olcostephanus astierianus d'Orbigny 1840

†Olcostephanus atherstoni Sharpe 1856

†Olcostephanus delicatecostatus Haas 1960

†Olcostephanus detonii Rodighiero 1919

†Olcostephanus paucicostatus Imlay 1937

†Olcostephanus pecki Imlay 1960

†Olcostephanus popenoei Imlay 1960

†Olcostephanus sanlazarensis Imlay 1937

G. †Parastieria

G. †Santafecites Etayo-Serna 1985

†Santafecites santafecinus d'Orbigny 1842

G. †Saynoceras

†Saynoceras fuhri Bulot et al. 1990

†Saynoceras verrucosum d'Orbigny 1841

G. †Valanginites Sayn 1910

†Valanginites broggii Lisson 1937

†Valanginites nucleus Roemer 1841

†Valanginites tijerensis Imlay 1937

Invalid names: Dobrodgeiceras Nikolov 1963 [synonym]

Invalid names: Capeloitinae Cantú-Chapa 2009 [synonym], Garcitinae Cantú-Chapa 2012 [synonym], Provalanginitinae Fatml 1972 [synonym], Saynoceratinae Cantú-Chapa 2012 [synonym], Taraisitinae Cantú-Chapa 1966 [synonym]

Subfm. †Spiticeratinae Spath 1924

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G. †Aspidostephanus

G. †Cantianiceras Faraoni et al. 1997

†Cantianiceras cantianense Faraoni et al. 1997

†Cantianiceras diense Sayn 1889

G. †Groebericeras

†Groebericeras baileyi Imlay and Jones 1970

†Groebericeras bifrons Leanza 1945

†Groebericeras rocardi Pomel 1889

G. †Kilianiceras Djanelidze 1922

†Kilianiceras ambiguum Djanélidzé 1922