Sphaerium

Sphaerium (Anglice: fingernail clam) est aquae dulcis genus magnitudinis minimae molluscorum bivalvium familiae Sphaeriidarum.

Testae Sphaerii cornei

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Animalia — Mollusca

Classis : Bivalvia 
Subclassis : Heterodonta 
Ordo : Veneroida 
Subordo : Sphaeriacea 
Familia : Sphaeriidae 
Genus : Sphaerium 
Scopoli, 1777

   

Subdivisiones: Species

Vide commentarium.

Nonnulla huius generis species, sicut Sphaerium corneum, super plantas aquatiles scandere possunt, pede longo validoque adhibentes.

Species

• subgenus Sphaerium Scopoli, 1777
  • Sphaerium corneum (Linnaeus, 1758)
• subgenus Nucleocyclas Alimov & Starobogatov, 1968
  • Sphaerium nucleus (Studer, 1820)
  • Sphaerium ovale (A. Férussac, 1807)
• subgenus Parasphaerium Alimov & Starobogatov, 1968
  • Sphaerium nitidum Clessin, 1876
• subgenus Amesoda Rafinesque, 1820
  • Sphaerium rivicola (Lamarck, 1818)
• subgenus Cyrenastrum Bourguignat, 1854
  • Sphaerium solidum (Normand, 1844)
• without subgenus
  • Sphaerium asiaticum (Martens, 1864)
  • Sphaerium bequaerti (Dautzenberg & Germain, 1914)^[1]
  • Sphaerium cornuta
  • Sphaerium novaezelandiae Deshayes, 1854
  • Sphaerium stuhlmanni Martens, 1897^[2]

Notae

1. Nicayeniz, F., Lange, C.N. & Ngereza, C. 2004. Sphaerium bequaerti. In: IUCN 2006. 2006 IUCN Red List of Threatened Species. <http://www.iucnredlist.org/>. Downloaded on 23 March 2007. http://www.iucnredlist.org/search/details.php/44255/summ
2. Lange, C.N. & Ngereza, C. 2004. Sphaerium stuhlmanni. In: IUCN 2006. 2006 IUCN Red List of Threatened Species. <http://www.iucnredlist.org/>. Downloaded on 23 March 2007. http://www.iucnredlist.org/search/details.php/44256/summ

Nexus externi

• http://www.biolib.cz/en/taxon/id3011
• http://webs.lander.edu/rsfox/invertebrates/sphaerium.html

Vicimedia Communia plura habent quae ad Sphaerium spectant.

Bivalvia

Haec stipula ad bivalve spectat. Amplifica, si potes!