Bensonella plicidens

Bensonella plicidens is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Gastrocoptidae.

Bensonella plicidens
A live Bensonella plicidens
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
clade Orthurethra
Superfamily:
Pupilloidea
Family:
Gastrocoptidae
Subfamily:
Hypselostomatinae
Genus:
Bensonella
Species:
B. plicidens
Binomial name
Bensonella plicidens
(Benson, 1849)
Synonyms[1]

Pupa plicidens Benson, 1849 (original combination)

Distribution

This species occurs in Japan.[2]

Description

The width of the shell is 2 mm.[2] The aperture of the shell is protruded.[2] There are 13-15 denticles within the aperture about 400 μm from the lip.[2]

Views of a shell of Bensonella plicidens:

apertural view
left lateral view
right lateral view
detail of the aperture

Ecology

Potential predators of Bensonella plicidens includes a carnivorous snail Sinoennea iwakawa.[2] Indoennea bicolor is a predator of Bensonella plicidens in laboratory conditions.[2]

References
  1. Bouchet, P. (2016). Bensonella plicidens (Benson, 1849). In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://marinespecies.org/aphia.php?p=taxdetails&id=885086 on 2018-01-07
  2. Wada S. & Chiba S. (2013). "The Dual Protection of a Micro Land Snail against a Micro Predatory Snail". PLoS ONE 8(1): e54123. doi:10.1371/journal.pone.0054123.
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