Campeloma decisum

Campeloma decisum
A shell and an operculum of Campeloma decisum
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Architaenioglossa
Family:	Viviparidae
Genus:	Campeloma
Species:	C. decisum
Binomial name
Campeloma decisum (Say, 1817)

Campeloma decisum, common name the pointed campeloma, is a species of freshwater snail with an operculum, an aquatic gastropod mollusc in the family Viviparidae.

Description

Right lateral view of a shell of Campeloma decisum

Campeloma decisum can be found in freshwater ecosystems throughout eastern North America. The species is capable of both sexual reproduction and parthenogenesis. ^[1] They typically reproduce when they're a year old, and live approximately three years. The species is sexually dimorphic. ^[2]

Ecology

Parasites of Campeloma decisum include trematode Aspidogaster conchicola . ^[3]

References

1. Johnson, Steven G (1992). "Spontaneous and hybrid origins of parthenogenesis in Campeloma decisum (freshwater prosobranch snail)". Heredity. 68 (3). Springer Science and Business Media LLC: 253–261. doi: 10.1038/hdy.1992.38 . ISSN   0018-067X.
2. Brown, Kenneth M.; Varza, Dennis; Richardson, Terry D. (1989). "Life Histories and Population Dynamics of Two Subtropical Snails (Prosobranchia:Viviparidae)". Journal of the North American Benthological Society. 8 (3). [University of Chicago Press, Society for Freshwater Science]: 222–228. JSTOR   1467325 . Retrieved 2023-01-10.
3. Alevs, Philippe V.; Vieira, Fabiano M.; Santos, Cláudia P.; Scholz, Tomáš; Luque, José L. (2015-02-12). "A Checklist of the Aspidogastrea (Platyhelminthes: Trematoda) of the World" . Zootaxa. 3918 (3): 339–96. doi:10.11646/zootaxa.3918.3.2. ISSN   1175-5334. PMID   25781098.