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Canadoceras yokoyamai

Cephalopoda - Ammonitida - Pachydiscidae

Taxonomy
Pachydiscus yokoyamai was named by Jimbo (1894). It is a 3D body fossil.

It was recombined as Canadoceras yokoyamai by Matsumoto (1959) and Jones (1963).

Sister species lacking formal opinion data
C. kossmati, C. subtilobatum

Synonymy list
YearName and author
1894Pachydiscus yokoyamai Jimbo p. 31 figs. pl. 2, figs. 3, 3a
1959Canadoceras yokoyamai Matsumoto p. 56 figs. Pl.12, fig. 1a-c; Pl. 13, figs. 1a-c, 2; Pl.14, fig. 1a,1); Pl.15, fig. 1a-c
1963Canadoceras yokoyamai Jones p. 42

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyDesmoceratoidea(Zittel 1895)
familyPachydiscidaeSpath 1922
genusCanadocerasSpath 1922
speciesyokoyamai(Jimbo 1894)

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.

†Canadoceras yokoyamai Jimbo 1894
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Diagnosis
No diagnoses are available