Huttonella bicolor
| Huttonella bicolor | |
|---|---|
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | |
| Class: | |
| (unranked): | clade Heterobranchia
clade Euthyneura |
| Superfamily: | |
| Family: | |
| Subfamily: | |
| Genus: | |
| Species: | H. bicolor
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| Binomial name | |
| Huttonella bicolor (Hutton, 1834)[1]
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| Synonyms | |
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Huttonella bicolor is a species of land snail in the family Streptaxidae known commonly as the two-toned gulella.[2]
Description
The snail has an elongated shell up to 7.5 millimeters long by 2 millimeters wide. In life the shell is orange because the orange color of the body shows through; empty shells are white or pale brown. The shell is smooth with slight ribs at the sutures and larger ribs at the aperture. The aperture also has four teeth.[2]
Distribution
The original native range of the snail is unclear, but it may have come from
Recent records include:
- Dominica, first reported in 2009.[3]
- Brazil, first reported in 2008.[4]
- Nicaragua[5]
- Australia[6]
- The Seychelles, introduced in the mid-19th century and first recorded in 1867.[7]
- Mascarenes[7]
Ecology
This carnivorous snail eats other snails, such as Subulina octona and species of the family Pupillidae.[2]
References
- Journal of the Asiatic Society of BengalCalcutta 3(26): 86 (description); 93 (name).
- ^ a b c d e Auffenberg, K. and L. A. Strange. Snail-eating snails of Florida. EENY-251. University of Florida IFAS. Published 2001, revised 2011.
- ^ Robinson D. G., et al. (July 2009). The land Mollusca of Dominica (Lesser Antilles), with notes on some enigmatic or rare species. Zoologische Mededelingen, 83.
- ^ dos Santos, S. B., et al. (2008). First record of the micro-predator Huttonella bicolor (Hutton, 1834) (Gastropoda, Streptaxidae) on Rio de Janeiro City, Brazil. Biociências 16(2), 145-48.
- ^ (in Spanish) Pérez, A. M., et al. (2008). Diversidad de moluscos gasterópodos terrestres en la región del Pacífico de Nicaragua y sus preferencias de hábitat. Rev. Biol. Trop. 56(1), 317-32.
- ^ Sanisic, J. (1981). The carnivorous land snail Gulella (Huttonella) bicolor (Hutton, 1834) in Australia. (Pulmonata: Streptaxidae). Journal of the Malacological Society of Australia 5, 84-86.
- ^ a b Gerlach, J. and A. C. van Bruggen. (1999). Streptaxidae Mollusca: Gastropoda: Pulmonata) of the Seychelles Islands, western Indian Ocean. Zoologische Verhandelingen 328, 1-60.
Further reading
Wikimedia Commons has media related to Huttonella bicolor.
- Naggs, F. (1989). Gulella bicolor (Hutton) and its implications for the taxonomy of streptaxids. Journal of Conchology 33, 165–68.
- Stoliczka, F. (1871). Notes on terrestrial Mollusca from the neighbourhood of Moulmein, with descriptions of new species. J. Asiat. Soc. Beng. 40, 143–77.