Pyramidellinae
Pyramidellinae is a taxonomic subfamily of minute sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Taxonomy
It is one of eleven recognised subfamilies of the marine gastropod family Pyramidellidae, which are as follows: Odostomiinae, Turbonillinae, Chrysallidinae, Cingulininae, Cyclostremellinae, Sayellinae, Syrnolinae, Eulimellinae, Pyramidellinae, Odostomellinae and Tiberiinae.2005 taxonomy
In the taxonomy of Bouchet & Rocroi, this subfamily consists of the following tribes, adding the tribe Sayellini containing only two genera Sayella and Petitella.- Tribe Pyramidellini Gray, 1840
- Tribe Sayellini Wise, 1996 - former subfamily Sayellinae
Genera
According to Schander, Van Aartsen & Corgen there are 12 genera within the Pyramidellinae:tribe PyramidelliniCallolongchaeus Dall, 1903: synonym of Longchaeus Mörch, 1875Creonella Wade, 1917Lacrimiforma Sohl, 1963Locklinia Bartsch, 1955Longchaeus Mörch, 1875Milda Dall & Bartsch, 1904Otopleura Fischer, 1885Pharcidella Dall, 1889: synonym of Longchaeus Mörch, 1875Pyramidella Gray, 1840 - type genus of the tribe family PyramidellidaeTriptychus Mörch, 1875Urambella Laseron, 1959: synonym of Pyramidella Lamarck, 1799Voluspa Dall & Bartsch, 1904;: synonym of Longchaeus Mörch, 1875
tribe Sayellini