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
Conservation status
Data Deficient  (IUCN 2.3)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Clausiliidae
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]