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Rissoina (Rissolina)

Gastropoda - Rissoidae

Synonyms
Synonymy list
YearName and author
1861Rissolina Gould p. 401
1928Rissoina (Eurissolina) Woodring p. 368
1962Rissoina (Eurissolina) Weisbord p. 121
1966Rissoina (Rissolina) Ladd p. 72
1984Rissoina (Rissolina) Ponder pp. 82 - 83
2002Eurissolina Sepkoski, Jr.
2002Rissolina Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classGastropodaCuvier 1797
RankNameAuthor
superorderHypsogastropoda(Ponder and Lindberg 1997)
infraorderLittorinimorphaGolikov and Starobogtov 1975
Discopoda(Fischer 1884)
superfamilyRissooideaGray 1847
familyRissoidaeGray 1847
genusRissoinad'Orbigny 1840
subgenusRissolina(Gould 1861)

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.

Diagnosis
ReferenceDiagnosis
W. F. Ponder 1984Shell: as for genus but axial sculpture always strong, spiral sculpture weak or absent except for a few spiral cords on periphery and upper base in some species. Lower base with a strong spiral fold (Figs 53A; 134A, E, F). Protoconch as for Rissoina s.s. (Fig. 134C).