Harman Patil (Editor)

Pisidium henslowanum

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Kingdom
  
Subclass
  
Heterodonta

Suborder
  
Sphaeriacea

Scientific name
  
Pisidium henslowanum

Rank
  
Species

Phylum
  
Order
  
Veneroida

Family
  
Higher classification
  
Pisidium

Pisidium henslowanum httpsuploadwikimediaorgwikipediacommons66

Similar
  
Pisidium moitessierianum, Pisidium nitidum, Pisidium subtruncatum, Pisidium, Pisidium milium

Pisidium henslowanum is a species of very small freshwater clam or pea clam, an aquatic bivalve mollusc in the family Sphaeriidae. It is commonly referred to as the Henslow Peaclam.

Contents

Etymology

The specific name honours John Stevens Henslow.

Description

The shell is obliquely oval.It has prominent, narrow umbos well behind the middle and the umbos have oblique raised crests. The surface (periostracum) is silky with fine, even concentric striae. The colour is greyish, especially at the umbos. Widespread but local and uncommon.The size is 3.5-5mm.

Distribution

Its native distribution is Holarctic.

  • Czech Republic - in Bohemia, in Moravia, least concern (LC)
  • Slovakia
  • Germany - (Arten der Vorwarnliste)
  • Nordic countries: Denmark, Faroes, Finland, Norway and Sweden (not in Iceland)
  • Great Britain and Ireland
  • References

    Pisidium henslowanum Wikipedia


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