Nodilittorina pyramidalis
Nodilittorina pyramidalis, commonly known as a Pyramid Periwinkle, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.[1]
| Nodilittorina pyramidalis | |
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| at Long Reef, Australia | |
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| Species: | N. pyramidalis |
| Binomial name | |
| Nodilittorina pyramidalis (Quoy & Gaimard, 1833) | |
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Echinolittorina pyramidalis (Quoy & Gaimard, 1833) | |
Description
The Pyramid Periwinkle is small, ranging from 2.5 cm to less than 1 cm in length. It is pale grey in colour, with two rows of nodules on the central whirl of its body which are a pale buff colour. It lives on or above the high tide line, usually clinging to vertical surfaces. Many individuals will cluster together in crevices to maintain moisture.
Distribution
Pyramid Periwinkle are endemic to Australia and can be found in abundance on both the east and west coasts.
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References
- Nodilittorina pyramidalis (Quoy & Gaimard, 1833). WoRMS (2010). Nodilittorina pyramidalis (Quoy & Gaimard, 1833). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=437429 on 6 June 2010 .
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