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Semiornites

Cephalopoda - Ceratitida - Ceratitidae

Taxonomy
Semiornites was named by Arthaber (1912) [Sepkoski's age data: Tr Anis-u Sepkoski's reference number: 302]. It is not extant.

It was assigned to Paraceratitinae by Tozer (1981); and to Ceratitida by Sepkoski (2002).

Synonymy list
YearName and author
1912Semiornites Arthaber
1981Semiornites Tozer p. 93
2002Semiornites Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea(Zittel 1884)
orderCeratitidaHyatt 1884
superfamilyCeratitoidea(Mojsisovics 1879)
familyCeratitidaeMojsisovics 1879
subfamilyParaceratitinaeSilberling 1962
genusSemiornitesArthaber 1912

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.

Diagnosis
No diagnoses are available