Trochulus hispidus

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Trochulus hispidus
A live individual of Trochulus hispidus (an older adult with most of the hairs worn off of the shell)
Five views of a shell of Trochulus hispidus
Conservation status
NE[1]
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily: Helicoidea
Family: Hygromiidae
Genus: Trochulus
Species: T. hispida
Binomial name
Trochulus hispidus
(Linnaeus, 1758)[2]
Synonyms

Trichia hispida

Trochulus hispidus, previously known as Trichia hispida, common name, the "hairy snail", is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Hygromiidae, the hairy snails and their allies.

Anatomy

Scanning electron micrograph of the love dart of Trochulus hispidus, Upper image is lateral view - scale bar 500 μm (0.5 mm). Lower image is a cross-section near the base - scale bar 50 μm.

This species of snail creates and uses love darts before mating. The love dart of this species is thorn-shaped.

Life cycle

The size of the egg is 1.5 mm.[3]

Distribution

This species occurs in a number of European countries and islands including:

Interestingly, a hairy snail was found in the plumage of a great tit (Parus major) wintering in SW Poland in 2010. This passerine was the smallest bird species reported to carry a gastropod.[5]

References

  1. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Cited 13 July 2008.
  2. Linnaeus C. 1758. Systema naturae per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. pp. [1-4], 1-824. Holmiae. (Salvius).
  3. Heller J.: Life History Strategies. in Barker G. M. (ed.): The biology of terrestrial molluscs. CABI Publishing, Oxon, UK, 2001, ISBN 0-85199-318-4. 1-146, cited page: 428.
  4. Balashov I. & Gural-Sverlova N. 2012. An annotated checklist of the terrestrial molluscs of Ukraine. Journal of Conchology. 41 (1): 91-109.
  5. RUSIECKI S. & RUSIECKA A. 2013. Hairy snail Trochulus hispidus (Linnaeus, 1758) in flight - a note on avian dispersal of snails. Folia Malacologica 21(2):111-112.

Further reading

  • Dépraz A., Hausser J, & Pfenninger M. (2009). "A species delimitation approach in the Trochulus sericeus/hispidus complex reveals two cryptic species within a sharp contact zone". BMC Evolutionary Biology 2009(9): 171. doi:10.1186/1471-2148-9-171

External links

Trichia hispida at National Center for Biotechnology Information (NCBI)

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