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Rissoina (Pachyrissoina) walkeri

Gastropoda - Rissoidae

Taxonomy
Rissoina walkeri was named by Smith (1893). It is extant.

It was recombined as Pachyrissoina walkeri by Boettger (1893) and Wenz (1939); it was recombined as Rissoina (Pachyrissoina) walkeri by Ponder (1984).

Synonymy list
YearName and author
1893Pachyrissoina walkeri Boettger
1893Rissoina walkeri Smith
1939Pachyrissoina walkeri Wenz p. 628
1984Rissoina (Pachyrissoina) walkeri Ponder p. 85 fig. 56

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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)
superfamilyRissooideaGray 1847
familyRissoidaeGray 1847
genusRissoinad'Orbigny 1840
subgenusPachyrissoina(Boettger 1893)
specieswalkeri(Smith 1893)

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