Planorbella trivolvis
| Planorbella trivolvis | |
|---|---|
 | |
| Two specimen of Planorbella trivolvis in their natural environment, on aquatic vegetation | |
| NE[1] | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura clade Panpulmonata clade Hygrophila |
| Superfamily: | Planorboidea |
| Family: | Planorbidae |
| Subfamily: | Bulininae |
| Genus: | Planorbella |
| Species: | P. trivolvis |
| Binomial name | |
| Planorbella trivolvis (Say, 1817) | |
| Synonyms | |
|
Helisoma trivolvis | |
Planorbella trivolvis is a species of freshwater air-breathing snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails, or planorbids, which all have sinistral or left-coiling shells.
Description
All species within family Planorbidae have sinistral shells. The width of the shell of this species is up to 18 mm.
Distribution
This pond snail is native to North America, from the Arctic areas of Canada all the way south to Florida. It has also been introduced in other parts of the world.
Habitat
This species prefers habitats with floating water weeds.
Parasites
- Planorbella trivolvis is an intermediate host for Echinostoma trivolvis.[4]
References
- ↑ 2006 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 5 March 2007.
- ↑ Paraense W. L. (September 2003) "Planorbidae, Lymnaeidae and Physidae of Peru (Mollusca: Basommatophora)". Memórias do Instituto Oswaldo Cruz 98(6): 767-771. PDF
- ↑ Reeves W. K., Dillon Jr. R. T. & Dasch G. A. (2008). "Freshwater snails (Mollusca: Gastropoda) from the Commonwealth of Dominica with a discussion of their roles in the transmission of parasites". American Malacological Bulletin 24: 59-63. doi:10.4003/0740-2783-24.1.59. PDF.
- ↑ "Maintenance of the life cycle of Echinostoma trivolvis (Trematoda) in dexamethasone-treated ICR mice and laboratory-raised Helisoma trivolvis (Gastropoda)". doi:10.1007/s004360050200.
Further reading
- CYNTHIA G. NORTON & JENNIFER M. BRONSON (2006) "THE RELATIONSHIP OF BODY SIZE AND GROWTH TO EGG PRODUCTION IN THE HERMAPHRODITIC FRESHWATER SNAIL, HELISOMA TRIVOLVIS". Journal of Molluscan Studies 72(2): 143-147. doi:10.1093/mollus/eyi057
- Norton C. G., Johnson A. F. & Mueller R. L. (2008) "Relative size influences gender role in the freshwater hermaphroditic snail, Helisoma trivolvis". Behavioral Ecology 19(6): 1122-1127. doi:10.1093/beheco/arn099
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