Crithe

Crithe
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Neogastropoda
Superfamily:	Muricoidea
Family:	Cystiscidae
Subfamily:	Cystiscinae
Genus:	Crithe Gould, 1860

Crithe is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Cystiscidae. This genus is sometimes still placed within the Marginellidae.

These tiny gastropods have a shell which is colorless and is transparent when fresh.

Distribution

This genus is found in the Indo-Pacific.

Shell description

Shell minute to small, white, hyaline; spire usually immersed, rarely low; lip thickened, smooth, lacking denticulation; external varix absent; siphonal notch absent; posterior notch absent; collumela multiplicate, with 6-8 plications plus parietal lirae, plications usually excavated inside aperture due to collabral parietal callus ridge.

Type species

Crithe atomaria Gould, 1860; M

Species

Species within the genus Crithe include:

• Crithe aldingae (Tate, 1878)
• Crithe algoensis (E.A. Smith, 1901)
• Crithe atomaria Gould, 1860 T
• Crithe cossinea Cossignani, 1997
• Crithe montrouzieri Bavay, 1922
• Crithe nanaoensis Habe, 1951
• Crithe nipponica Habe, 1951
• Crithe tantilla Gould, 1861

References

• Coovert, Gary A. and Holly K. Coovert 1995. Revision of the Supraspecific Classification of Marginelliform Gastrapods. The Nautilus 109(2 & 3):43-110. (latest family review)