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Anaspyroceras cylindricum

Cephalopoda - Orthocerida - Dawsonoceratidae

Taxonomy
Spyroceras cylindricum was named by Foerste (1932).

It was recombined as Anaspyroceras cylindricum by Frey (1995).

Sister species lacking formal opinion data
A. cultellus, A. pseudocalamiteium

Synonymy list
YearName and author
1932Spyroceras cylindricum Foerste p. 97
1995Anaspyroceras cylindricum Frey

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassOrthoceratoidea(M'Coy 1844)
orderOrthoceridaKuhn 1940
suborderOrthoceratina
familyDawsonoceratidae
genusAnaspyrocerasShimizu and Obata 1935
speciescylindricum(Foerste 1932)

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.

†Anaspyroceras cylindricum Foerste 1932
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Diagnosis
No diagnoses are available