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Calyptraphorus ewekoroensis

Gastropoda - Rostellariidae

Taxonomy
Rimella ewekoroensis was named by Adegoke (1977). Its type specimen is UIMG 292 and is a 3D body fossil. Its type locality is Ewekoro Quarry, which is in a Selandian open shallow subtidal packstone in the Ewekoro Formation of Nigeria.

It was recombined as Calyptraphorus ewekoroensis by Squires (2013).

Sister species lacking formal opinion data
C. aldrichi, C. popenoe, C. trinodiferus

Synonymy list
YearName and author
1977Rimella ewekoroensis Adegoke pp. 130 - 131 figs. pl. 20, figs. 14–20
2013Calyptraphorus ewekoroensis Squires p. 831

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
subclassCaenogastropoda(Cox 1959)
—Sorbeoconcha(Ponder and Lindberg 1997)
—Hypsogastropoda(Ponder and Lindberg 1997)
superorderLatrogastropodaRiedel 2000
superfamilyStromboidea(Rafinesque 1815)
familyRostellariidae(Gabb 1868)
genusCalyptraphorusConrad 1857
speciesewekoroensis()

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
ReferenceDiagnosis
R. L. Squires 2013The former, which has a prominent callosity on its dorsal-shell surface, probably should be placed in Calyptraphorus Conrad, 1857.