Planorbis corinna
Appearance
This taxon may be invalid (unaccepted).(Jan 2019) |
Planorbis corinna | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Superorder: | Hygrophila |
Family: | Planorbidae |
Genus: | Planorbis |
Species: | P. corinna
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Binomial name | |
Planorbis corinna Gray, 1850
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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.
Distribution
[edit]This species is endemic to New Zealand.[1]
Shell description
[edit]This 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