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Triptychus
Drawing of a shell of Triptychus niveus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subcohort:	Panpulmonata
Superfamily:	Pyramidelloidea
Family:	Pyramidellidae
Genus:	Triptychus Mörch, 1875
Type species
Triptychus nivea Mörch, 1875
Synonyms
Pyramidella (Triptychus) Mörch, 1875

Triptychus is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.

Description

The subulate shell is spirally paucilirate. The aperture is lirate within, subsinuated in front. The columella is triplicate.

Species

Species within the genus Triptychus include:

• Triptychus incantatus (Hertlein & A. M. Strong, 1939)
• Triptychus litosbathron Pimenta, Santos & Absalao, 2008
• Triptychus niveus (Mørch, 1875)
• Triptychus pacificus Corgan, 1973

Synonyms

• Triptychus olssoni (Bartsch, 1926): synonym of Triptychus incantatus (Hertlein & A. M. Strong, 1939)
• † Triptychus pliocena Bartsch, 1955: synonym of Peristichia pliocena (Bartsch, 1955) (original combination)

References

1. Morch, Mal. Blatt., xxii, p. 158, 1875
2. ^ WoRMS (2010). Triptychus Mörch, 1875. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=416104 on 2011-10-26
3. G.W. Tryon, Manual of Conchology vol. VIII p. 295

External links

• ITIS
• World Register of Marine Species
• Mörch, O. A. L. (1875). Synopsis molluscorum marinorum Indiarum occidentalium imprimis insularum danicarum. Malakozoologische Blätter. 22: 142-184

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• Pyramidellidae
• Pyramidellidae stubs