Megalophaedusa spelaeonis

Megalophaedusa spelaeonis, in Japanese: Kazaanagiseru (カザアナギセル, Kazaanagiseru), is a species of small, air-breathing land snail, terrestrial pulmonate gastropod mollusk in the family Clausiliidae, the door snails, all of which have a clausilium. [3]

Megalophaedusa spelaeonis
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora

informal group Sigmurethra
Superfamily:
Clausilioidea
Family:
Clausiliidae
Subfamily:
Phadusinae
Genus:
Megalophaedusa
Species:
M. spelaeonis
Binomial name
Megalophaedusa spelaeonis
(Kuroda & Minato, 1975)
Synonyms
  • Megalophaedusa (Mundiphaedusa) spelaeonis (Kuroda & Minato, 1975) (unaccepted combination)
  • Megalophaedusa (Neophaedusa) spelaeonis (Kuroda & Minato, 1975) · alternate representation
  • Mesozaptyx spelaeonis Kuroda & Minato, 1975[2]
  • Neophaedusa spelaeonis Kuroda & Minato, 1975 (original combination)

Description

The height of the shell is 10–11 mm.[4] The width of the shell is 2.5–3 mm.[4]

Red marks the location of Kumamoto Prefecture, where Neophaedusa spelaeonis is endemic.

Distribution

This species is endemic to central part[4] of Kumamoto Prefecture, Kyushu, Japan.[5]

It is endangered species (CR+EN) in Japan.[5]

Ecology

It lives in limestone caves.[4]

References
  1. Mollusc Specialist Group (1996). "Neophaedusa spelaeonis". IUCN Red List of Threatened Species. 1996: e.T14540A4442980. doi:10.2305/IUCN.UK.1996.RLTS.T14540A4442980.en. Retrieved 16 November 2021.
  2. "Archived copy". Archived from the original on 2011-06-16. Retrieved 2010-08-01.{{cite web}}: CS1 maint: archived copy as title (link)
  3. MolluscaBase eds. (2022). MolluscaBase. Megalophaedusa spelaeonis (Kuroda & Minato, 1975). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1334143 on 2022-07-03
  4. "いきものログ：環境省". www.biodic.go.jp. Retrieved 1 August 2010.
  5. (in Japanese) カザアナギセル Neophaedusa spelaeonis. Japanese Red data book, accessed 1 August 2010.
  • Kuroda, T. & Minato, H. (1975). Description of a New Genus and Two New Species of Clausiliidae from Lime-stone Caves in Japan. Venus (Japanese Journal of Malacology). 34(1-2): 1-10.

Further reading
  • (in Japanese) 浜田 善利 (1967). "錘乳洞内のキセルガイ : イシカワギセルとカザアナギセル:". ちりぼたん 4(8): 133-136. CiNii.
  • (in Japanese) 黒田徳米 & 湊 宏 (1975). "石灰岩洞窟産キセルガイの１新属２新種". Venus 34'(1-2): 1-3. Malacological Society of Japan, Tokyo.


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