Clithon retropictum
| Clithon retropictum | |
|---|---|
.jpg?lang=en)
| |
| A live Clithon retropictum | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Neritimorpha |
| Order: | Cycloneritida |
| Family: | Neritidae |
| Genus: | Clithon |
| Species: | C. retropictum
|
| Binomial name | |
| Clithon retropictum (von Martens, 1879)
| |
| Synonyms[1] | |
|
List
| |
Clithon retropictum (Korean: 기수갈고둥, Japanese: 石蜑螺) is a species of freshwater and brackish water snail with an operculum. It is an aquatic gastropod in the family Neritidae.
Distribution
[edit]This species occurs on the Japanese islands of Honshu, Kyushu, and Shikoku.[2] It also occurs on the South Korean island of Jeju, and in [3] Taiwan.
Description
[edit]
Habitat
[edit]C. retropictus lives in brackish water and in freshwater.[4]
Feeding habits
[edit]Clithon retropictum is an herbivorous species.[5]
Life cycle
[edit]C. retropictum is oviparous.[4] Juveniles hatch from eggs in September.[4] The lifespan of C. retropictum is up to 12 years and it is one of the most long-lived freshwater gastropods.[6]
Parasites
[edit]Status
[edit]The species is considered as a second grade endangered species by the Korean ministry of environment.[8]
References
[edit]- ^ [1] Clithon retropictum (E. von Martens, 1878) accessed 26 May 2025.
- ^ (in Japanese) イシマキガイ Clithon retropictus Archived 2011-10-04 at the Wayback Machine. accessed 6 January 2011.
- ^ "한국의 멸종위기종 기수갈고둥".
- ^ a b c FURUJO Yuki & TOMIYAMA Kiyonori. Distribution and Microhabitat of Coexisting Two Freshwater Snail Species, Semisulcospira libertina (Gould) (Prosobranchia; Pleuroceridae) and Clithon retropictus (Martens) (Prosobranchia: Neritidae). The Japanese journal of malacology. Venus, Vol. 59, No. 3(20000930), pp. 245-260.
- ^ (in Japanese) Ohara T. & Tomiiyama K. (2000). "Niche segregation of coexisting two freshwater snail species, Semisulcospira libertina (Gould) (Prosobranchia: Pleuroceridae) and Clithon retropictus (Martens) (Prosobranchia: Neritidae)". Venus 59(2): 135–147. CiNii.
- ^ Shigemiya, Y.; Kato, M. (2001). "Age distribution, growth, and lifetime copulation frequency of a freshwater snail, Clithon retropictus (Neritidae)". Population Ecology. 43 (2): 133. doi:10.1007/PL00012024.
- ^ Kumazawa, N. H.; Kato, E.; Takaba, T.; Yokota, T. (1988). "Survival of Vibrio parahaemolyticus in two gastropod molluscs, Clithon retropictus and Nerita albicilla". Nihon Juigaku Zasshi. The Japanese Journal of Veterinary Science. 50 (4): 918–924. doi:10.1292/jvms1939.50.918. PMID 3172602.
- ^ Noseworthy, Ronald G.; Lee, Hee-Jung; Choi, Kwang-Sik (2013). "The occurrence of Clithon retropictus (v. Martens, 1879) (Gastropoda: Neritidae) in an unusual habitat, northern Jeju Island, Republic of Korea". Ocean Science Journal. 48 (3): 259–262. Bibcode:2013OSJ....48..259N. doi:10.1007/s12601-013-0023-2.
Further reading
[edit]- HIRATA TETSU, UEDA HAJIME, TSUCHIYA YASUTAKA, SATO TOSHIHIKO & NISHIWAKI SABURO. 1999. Distribution of Clithon retropictus(Gastropoda; Neritidae) and environmental conditions in the rivers of Izu Peninsula. Bulletin of the Faculty of Education & Human Sciences, Yamanashi University, Volume 1, number 1, 24-30. (article in Japanese, English abstract)
External links
[edit]
Wikimedia Commons has media related to Clithon retropictum.
- https://web.archive.org/web/20070909103814/http://shell.kwansei.ac.jp/~shell/pic_book/data08/r000792.html photos of shells
- https://web.archive.org/web/20080907101015/http://www.gastropods.com/8/Shell_8638.html photos of shells