This taxon may be invalid (unaccepted). (Jan 2019) |
Planorbis corinna is a species of minute, air-breathing freshwater snail, an aquatic pulmonate gastropod mollusc, or micromollusc in the family Planorbidae, the ram's horn snails, or planorbids. All planorbids have sinistral or left-coiling shells.
| Planorbis corinna | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Superorder: | Hygrophila |
| Family: | Planorbidae |
| Genus: | Planorbis |
| Species: | P. corinna
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| Binomial name | |
| Planorbis corinna Gray, 1850
| |
Distribution
editThis species is endemic to New Zealand.[1]
Shell description
editThis species, like all planorbids, has a sinistral shell. The shell in this species is very minute, discoidal, with four slowly increasing whorls. The shell coloration is greenish-white to light brown. The width of the shell is up to 3.3 mm, and the height is up to 0.8 mm.
References
edit- ^ Powell A. W. B. (1979). New Zealand Mollusca. William Collins Publishers Ltd, Auckland, New Zealand, ISBN 0-00-216906-1
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