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// Workers AI · dad joke modeWhat did Sphaeriidae say? Shell yeah.

From Wikipedia, the free encyclopedia
(Redirected from Cycladidae)

Sphaeriidae
Four shells of Sphaerium corneum. Scale bar is in mm.
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Sphaeriida
Superfamily: Sphaerioidea
Family: Sphaeriidae
Deshayes, 1855 (1820)
Genera

See text

Synonyms

Cycladidae, Rafinesque 1820[1][2]

Sphaeriidae is a family of small to minute freshwater bivalve molluscs in the order Sphaeriida. In the US, they are commonly known as pea clams or fingernail clams.[3][4]

Genera

[edit]

Genera:[5]

Biology and ecology

[edit]

Sphaeriidae are hermaphrodites with internal fertilization. Developing young are incubated within their mother (ovoviviparity), and newborn clams look like miniature copies of the adults.[4]

Parasites and/or predators include the Sciomyzidae.[6]

References

[edit]
  1. Bowden, John & Heppell, David (1968). "Revised list of British Mollusca. 2. Unionacea-Cardiacea" (PDF). Journal of Conchology. 26 (4): 237–272, note 55, pages 253–254. Archived from the original (PDF) on 28 December 2014.
  2. Baker, Horace Burrington (1964). "Notes on Sphaeriid Names". The Nautilus. 78 (2): 45–47.
  3. Heard, William H. 1965. Comparative life histories of North American pill clams (Sphaeriidae: Pisidium). Malacologia, 2: 381-411.
  4. 1 2 Heard, William H. 1977. Reproduction of fingernail clams (Sphaeriidae: Sphaerium and Musculium). Malacologia, 16: 421-455.
  5. "WoRMS - World Register of Marine Species - Sphaeriidae Deshayes, 1855 (1820)". www.marinespecies.org. Retrieved 26 October 2021.
  6. Biology of Snail-Killing Sciomyzidae Flies at Google Books