Biology:Crithe

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Short description: Genus of gastropods

Crithe
Crithe caledonica (MNHN-IM-2000-3471).jpeg
Crithe caledonica
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Family: Cystiscidae
Subfamily: Cystiscinae
Genus: Crithe
Gould, 1860[1]
Type species
Crithe atomaria
Gould, 1860[1]

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; columella multiplicate, with 6-8 plications plus parietal lirae, plications usually excavated inside aperture due to collabral parietal callus ridge.

Species

Species within the genus Crithe include:[2]

References

  1. 1.0 1.1 1.2 Gould, A.A. (1860). "Descriptions of new shells collected by the United States North Pacific Exploring Expedition". Proceedings of the Boston Society of Natural History. 7: 323–336. https://www.biodiversitylibrary.org/page/9249883#page/331/mode/1up. Retrieved 1 July 2020. 
  2. 2.0 2.1 "Crithe". WoRMS. World Register of Marine Species. http://www.marinespecies.org/aphia.php?p=taxdetails&id=390875. 
  3. Smith, E.A. (1901). "On South African marine shells, with descriptions of new species". Journal of Conchology 10: 104–116. 
  4. 4.0 4.1 Boyer, Frank (2003). "The Cystiscidae (Caenogastropoda) from upper reef formations of New Caledonia". Iberus 21 (1): 241–272. https://www.biodiversitylibrary.org/page/42359557#page/247/mode/1up. Retrieved 1 July 2020. 
  5. Boyer, F. (2018). "Révision des gastéropodes marginelliformes dans le récifal supérieur des Maldives". Xenophora Taxonomy 21: 22–47. 
  6. Cossignani, T. (1997). "Descrizione di tre nuove marginelle (Gastropoda: Prosobranchia, Marginellidae e Cystiscidae)". Malacologia Mostra Mondiale 24: 16–17. 
  7. Cossignani, T. (2001). "Descrizione di dieci nuove marginelle (Gastropoda: Prosobranchia, Marginellidae e Cystiscidae) della provincia Indo-Pacifica". Malacologia Mostra Mondiale 35: 3–11. 
  • Coovert, Gary A. and Holly K. Coovert 1995. Revision of the Supraspecific Classification of Marginelliform Gastropods. The Nautilus 109(2 & 3):43-110. (latest family review)

Wikidata ☰ Q5186579 entry