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Mestoronema bipatellare

Gastropoda - Euomphalina - Lesueurillidae

Taxonomy
Raphistoma bipatellare was named by Koken and Perner (1925). Its type specimen is PMO 6060, a shell, and it is a 3D body fossil.

It was recombined as Lesueurilla bipatellera by Vostokova (1955); it was recombined as Pararaphistoma (Pararaphistoma) bipatellera by Yochelson (1963); it was recombined as Mestoronema bipatellare by Ebbestad et al. (2013); it was recombined as Mestoronema bipatellera by Wagner (1999) and Wagner (2017).

Synonymy list
YearName and author
1925Raphistoma bipatellare Koken and Perner p. 87 figs. pl. 16 f. 13-14
1955Lesueurilla bipatellera Vostokova p. 92
1963Pararaphistoma (Pararaphistoma) bipatellera Yochelson pp. 187 - 188 figs. pl. 6 f. 1-9
1999Mestoronema bipatellera Wagner
2013Mestoronema bipatellare Ebbestad et al. pp. 319 - 320 figs. 11A–H, 12E–G, K, L
2017Mestoronema bipatellera Wagner p. 954

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classGastropodaCuvier 1797
RankNameAuthor
subclassEogastropoda
orderEuomphalina
superfamilyEuomphaloidea()
familyLesueurillidae
subfamilyLesueurillinae
genusMestoronema
speciesbipatellare()

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. O. R. Ebbestad et al. 2013A species of Mestoronema with a pronounced lenticular shape of the aperture, an acute base, fine and sharp growth lines, and strong abapical curvature of the growth lines.