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Anagymnotoceras columbianum

Cephalopoda - Ceratitida - Ceratitidae

Taxonomy
Gymnotoceras columbianum was named by McLearn (1946). Its type specimen is GSC 6691 and is a 3D body fossil. Its type locality is GSC 10696, Alaska Highway, which is in a Bithynian marine siliciclastic in the Toad Formation of Canada.

It was recombined as Anagymnotoceras columbianum by McLearn (1969) and Tozer (1994).

Synonymy list
YearName and author
1946Gymnotoceras columbianum McLearn p. 17 figs. Pl 3, fig 7
1969Anagymnotoceras columbianum McLearn p. 23 figs. Pl 3, figs 2a,b
1994Anagymnotoceras columbianum Tozer p. 114 figs. Pl 54, figs 6a-c

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderCeratitidaHyatt 1884
superfamilyCeratitoidea(Mojsisovics 1879)
familyCeratitidaeMojsisovics 1879
subfamilyBeyrichitinae()
genusAnagymnotocerasMcLearn 1946
speciescolumbianum(McLearn 1946)

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.

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Diagnosis
No diagnoses are available