Ptycheulimella

Ptycheulimella is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.[2]

Ptycheulimella
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
Superfamily:
Pyramidelloidea
Family:
Pyramidellidae
Genus:
Ptycheulimella

Sacco, 1892 [1]
Type species
Tornatella pyramidata Deshayes.
Synonyms

Turbonilla (Ptycheulimella) Sacco, 1892

Description

The shell has an elongate-conic shape. The axial sculpture consists of obsolete ribs, frequently only shown in the early turns of the teleoconch. Spiral sculpture, if present, consists of microscopic striations only.[3]

Species

Species within the genus Ptycheulimella include:[2]

  • Ptycheulimella eulimelloides (Nomura, 1936) [4]
  • Ptycheulimella hemiplicata (Nomura, 1936) [5]
  • Ptycheulimella misella (Yokoyama, 1922)
  • Ptycheulimella rikuzenica (Nomura, 1936) [6]
  • Ptycheulimella supramisella (Nomura, 1938) [7]
  • Ptycheulimella syrnoliformis (Nomura, 1938) [8]
  • Ptycheulimella yabei Nomura 1939 [9]

References
  1. Sacco, I. Moll, de Piemonte e della Liguria, pl. 11, 1892, p. 59.
  2. Rosenberg, G. (2011). Ptycheulimella Sacco, 1892. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=588485 on 2011-11-29
  3. G.W. Tryon (1886), Manual of Conchology vol. VIII p. 59
  4. OBIS: Ptycheulimella eulimelloides
  5. OBIS: Ptycheulimella hemiplicata
  6. OBIS: Ptycheulimella rikuzenica
  7. OBIS: Ptycheulimella supramisella
  8. OBIS: Ptycheulimella syrnoliformis
  9. OBIS: Ptycheulimella yabei


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