Clithon retropictum

Clithon retropictum
a live Clithon retropictum
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Neritimorpha
clade Cycloneritimorpha
Superfamily: Neritoidea
Family: Neritidae
Subfamily: Neritinae
Tribe: Theodoxini
Genus: Clithon
Species: C. retropictum
Binomial name
Clithon retropictum
(von Martens, 1879)
Synonyms

Clithon retropictus (incorrect gender ending)
Neritina nubila Martens, 1860 Neritina obtusa Reeve, 1855 Neritina retropicta Martens, 1879

Clithon retropictum is a species of freshwater and brackish water snail with an operculum, a nerite. It is an aquatic gastropod mollusk in the family Neritidae, the nerites.

Distribution

This species occurs in Japan:[1] Honshu, Kyushu and Shikoku.[2]

Description

Clithon retropictum shells

Habitat

This nerite lives in brackish water as well as freshwater.[1]

Feeding habits

Clithon retropictum is herbivorous species.[3]

Life cycle

Clithon retropictum is oviparous.[1] Juveniles hatch from eggs in September.[1] The lifespan of Clithon retropictum is up to 12 years and it belongs among the most long-lived of freshwater gastropods.[4]

Parasites

References

  1. 1 2 3 4 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.
  2. ↑ (in Japanese) イシマキガイ Clithon retropictus. accessed 6 January 2011.
  3. ↑ (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.
  4. ↑ 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.
  5. ↑ 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.

Further reading


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