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Lewinskia

Gastropoda - Nerinellidae

Taxonomy
Lewinskia was named by Wieczorek (1979) [Sepkoski's age data: J Kimm-l]. Its type is Nerinella varioplicata.

It was assigned to Nerinellinae by Wieczorek (1979); and to Neotaenioglossa by Sepkoski (2002).

Synonymy list
YearName and author
1979Lewinskia Wieczorek pp. 330 - 331
2002Lewinskia Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassOrthogastropoda
superorderHeterobranchiaGray 1840
superfamilyNerineoideaZittel 1873
familyNerinellidaePchelintsev 1960
subfamilyNerinellinaePchelintsev 1965
genusLewinskia

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
J. Wieczorek 1979Shell turriculate, with concave, stair-like arranged whorls. Whorl surface covered with spiral ribs. Sutural roll conspicuous, asymmetrical. Shell base slightly concave, separated by a keel form the flank of the last whorl. Aperture high, ended with a fairly long siphonal furrow. Folds formula at the maximum complexity of the shell internal structure is 2130. Fold L2 split into 2-3 subordinate ones; the other folds simple.