Sphaeriidae

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Sphaeriidae
Sphaerium corneum.jpg
Four shells of Sphaerium corneum . Scale bar is in mm.
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Subclass: Heterodonta
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]

Contents

Genera

Genera: [5]

Biology and ecology

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]

Related Research Articles

<i>Sphaerium corneum</i> Species of bivalve

Sphaerium corneum, also known as the European fingernailclam, is a very small freshwater clam, an aquatic bivalve mollusk in the family Sphaeriidae, the fingernail clams.

<i>Sphaerium</i> Genus of bivalves

Sphaerium is a genus of very small freshwater clams, aquatic bivalve molluscs in the family Sphaeriidae, known as the fingernail clams. The small clams in this genus are unusual in that many of them, such as Sphaerium corneum, can climb around underwater on aquatic plants, using their long and strong foot.

<i>Pisidium casertanum</i> Species of bivalve

Pisidium casertanum, the pea cockle or pea clam, is a minute freshwater bivalve mollusc of the family Sphaeriidae.

Musculium lacustre is a species of small freshwater clam, an aquatic bivalve mollusc in the family Sphaeriidae, the fingernail clams and pea clams.

Pisidium moitessierianum is a species of minute freshwater clam. It is an aquatic bivalve mollusc in the family Sphaeriidae.

<i>Pisidium milium</i> Species of bivalve

Pisidium milium is a species of very small freshwater bivalve in the family Sphaeriidae, the fingernail clams and pea clams.

Pisidium supinum is a species of minute freshwater clam, a pea clam, an aquatic bivalve mollusc in the family Sphaeriidae

<i>Pisidium nitidum</i> Species of bivalve

Pisidium nitidum, the shining pea clam, is a species of minute freshwater clam, an aquatic bivalve mollusc in the family Sphaeriidae, the pea clams and fingernail clams.

<i>Pisidium</i> Genus of bivalves

Pisidium is a genus of very small or minute freshwater clams known as pill clams or pea clams, aquatic bivalve molluscs in the family Sphaeriidae, the pea clams and fingernail clams.

<i>Pisidium pulchellum</i> Species of bivalve

Pisidium pulchellum, the iridescent pea mussel, is a minute species of pea clam, a freshwater bivalve in the family Sphaeriidae.

<i>Pisidium conventus</i> Species of bivalve

Pisidium conventus, the arctic-alpine pea clam, is a species of freshwater bivalve from the family Sphaeriidae.

Sphaerium novaezelandiae is a very small freshwater clam, an aquatic bivalve mollusc, in the family Sphaeriidae, sometimes known as the fingernail clams.

William H. Heard (biologist)

William Henry Heard is a malacologist, and an authority on freshwater mollusks, especially freshwater pelecypods (clams). He is an emeritus professor in the Department of Biological Sciences, at Florida State University.

Pisidium stewarti is a species of minute freshwater clam. It is an aquatic bivalve mollusc in the family Sphaeriidae, the fingernail clams and pea clams.

References

  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
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