title: Pyramidellinae
text: # 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 (according to the taxonomy of Ponder & Lindberg, 1997), which are as follows: Odostomiinae, Turbonillinae, Chrysallidinae, Cingulininae, Cyclostremellinae, Sayellinae, Syrnolinae, Eulimellinae, Pyramidellinae, Odostomellinae and Tiberiinae.
  
  ### 2005 taxonomy
  
  In the taxonomy of Bouchet & Rocroi (2005), 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 (1999) there are 12 genera within the Pyramidellinae:
  
  tribe Pyramidellini
  
  * Callolongchaeus Dall, 1903: synonym of Longchaeus Mörch, 1875
  * Creonella Wade, 1917
  * Lacrimiforma Sohl, 1963
  * Locklinia Bartsch, 1955
  * Longchaeus Mörch, 1875
  * Milda Dall & Bartsch, 1904
  * Otopleura Fischer, 1885
  * Pharcidella Dall, 1889: synonym of Longchaeus Mörch, 1875
  * Pyramidella Gray, 1840 - type genus of the tribe family Pyramidellidae
  * Triptychus Mörch, 1875
  * Urambella Laseron, 1959: synonym of Pyramidella Lamarck, 1799
  * Voluspa (gastropod) Dall & Bartsch, 1904;: synonym of Longchaeus Mörch, 1875
  
  tribe Sayellini
  
  