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Spitidiscus

Cephalopoda - Ammonitida - Holcodiscidae

Taxonomy
Spitidiscus was named by Kilian (1910) [Sepkoski's age data: K Haut-l K Barr-u]. Its type is Ammonites rotula. It is the type genus of Spitidiscinae.

It was assigned to Holcodiscidae by Haas (1960) and Reboulet (1996); to Barremitinae by Wright et al. (1996); to Ammonoidea by Imlay (1960) and Sepkoski (2002); and to Spitidiscinae by Rawson and Aguirre-Urreta (2012).

Synonymy list
YearName and author
1910Spitidiscus Kilian
1960Spitidiscus Haas p. 53
1960Spitidiscus Imlay p. 221
1996Spitidiscus Reboulet p. 159
1996Spitidiscus Wright et al. p. 69
2002Spitidiscus Sepkoski
2012Spitidiscus Rawson and Aguirre-Urreta p. 100

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctaceaeSteinman 1890
familyHolcodiscidaeSpath 1924
subfamilySpitidiscinaeVermeulen and Thieuloy 1999
genusSpitidiscusKilian 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.

G. †Spitidiscus Kilian 1910
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Spitidiscus fasciger Thieuloy 1972
Spitidiscus intermedius d'Orbigny 1840
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Invalid names: Ammonites vandeckii d'Orbigny 1840 [synonym]
Spitidiscus kilapiae Rawson and Aguirre-Urreta 2012
Spitidiscus meneghinii Zigno 1919
Spitidiscus riccardii Leanza and Wiedmann 1992
Spitidiscus rotula Sowerby 1827
Diagnosis
No diagnoses are available