Biology:Androniscus dentiger

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Short description: Species of woodlouse


Androniscus dentiger
Androniscus dentiger.jpg
Scientific classification
Kingdom:
Phylum:
Subphylum:
Class:
Order:
Family:
Genus:
Androniscus
Species:
A. dentiger
Binomial name
Androniscus dentiger
Verhoeff, 1908 [1]
Synonyms [2]
  • Androniscus africanus
  • Androniscus alpinus
  • Androniscus carli
  • Androniscus weberi
  • Androniscus wolfi
  • Itea dentiger
  • Stenasellus hazeltoni
  • Trichoniscus dentiger

Androniscus dentiger, the rosy woodlouse or pink woodlouse is a species of woodlouse found from the British Isles to North Africa.[3]

Description

A. dentiger is a small woodlouse, at only 6 mm (¼ in) long, and is characteristically pink or orange in colour, with a yellow stripe along the midline of the dorsal surface,[4] which divides in two towards the animal's tail. It has large eyes for its size and a granular exoskeleton.[5]

Ecology

In the British Isles, A. dentiger is found in a wide variety of habitats, including coastal areas, gardens, old quarries[4] and caves.[6] It lives where there is a significant amount of lime available, and is reported to show a preference for Anglican churchyards over Catholic ones because the older, Protestant churches used ox-blood mortar.[7]

In the south of its range, A. dentiger is primarily troglobitic, with populations in different cave systems being genetically isolated by the lack of migration between caves.[8] Animals like A. dentiger which prefer to live in caves, but are not restricted to the cave environment may be termed troglophilic.[9]

In North America, A. dentiger is only known to occur in greenhouses.[2]

Subspecies

According to some authors, A. dentiger may be considered a complex of sibling species or cryptic species .[3] Six subspecies are recognised:[1]

  • Androniscus dentiger africanus Arcangeli, 1939
  • Androniscus dentiger caecus Brian, 1938
  • Androniscus dentiger calcivagus Verhoeff, 1908
  • Androniscus dentiger croaticus Strouhal, 1939
  • Androniscus dentiger dentiger Verhoeff, 1908
  • Androniscus dentiger ligulifer Verhoeff, 1908

See also

  • List of woodlice of the British Isles

References

  1. 1.0 1.1 "Androniscus dentiger Verhoeff, 1908". Integrated Taxonomic Information System. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=594216. Retrieved November 7, 2010. 
  2. 2.0 2.1 Helmut Schmalfuss (2003). "World catalog of terrestrial isopods (Isopoda: Oniscidea) — revised and updated version". Stuttgarter Beiträge zur Naturkunde, Serie A 654: 341 pp. http://www.oniscidea-catalog.naturkundemuseum-bw.de/Cat_terr_isop.pdf. Retrieved 2009-02-19. 
  3. 3.0 3.1 Gabriele Gentile; Giuliana Allegrucci (1997). "Geographic variation and genetic relationships in populations of the Androniscus dentiger complex from Central Italy (Isopoda, Oniscidea, Trichoniscidae)". International Journal of Speleology 26 (1–2): 47–61. doi:10.5038/1827-806x.26.1.5. 
  4. 4.0 4.1 "Woodlouse wizard — less common species". Natural History Museum. http://www.nhm.ac.uk/nature-online/life/other-invertebrates/walking-with-woodlice/species5b.html. Retrieved February 19, 2009. 
  5. Angelo Gross. "Androniscus dentiger — le cloporte rosâtre" (in French). http://pagesperso-orange.fr/zenza/cloportes/Adentiger.html. 
  6. "Life in the cave — Crustacea". Cambrian Caving Council. http://www.cambriancavingcouncil.org.uk/cavelife/wales/crustacea.html. Retrieved November 7, 2010. 
  7. Joe Kennedy (July 5, 2008). "Meeting Dublin's wildest residents: review of Wild Dublin by Eanna ni Lamhna". Irish Independent. http://www.independent.ie/entertainment/books/meeting-dublins-wildest-residents-1428177.html. 
  8. Ivan H. Tuf; Karel Tajovský; Jan Mikula; Vratislav Laška; Roman Mlejnek. "Terrestrial isopods (Isopoda: Oniscidea) in and near the Zbrašov Aragonit Caves (Czech Republic)". Proceedings of the International Symposium of Terrestrial Isopod Biology – ISTIB-07 I. Biodiversity & Systematics: 33–36. http://ekologie.upol.cz/ad/tuf/pdf/papers/Tuf+Tajovsky+Mikula+Laska+Mlejnek2008.pdf. Retrieved 2009-02-19. 
  9. Lee Knight (2007). "Cave Life in Britain". Freshwater Biological Association. Archived from the original on 2011-07-17. https://web.archive.org/web/20110717122716/http://www.fba.org.uk/recorders/publications_resources/cavelife/contentParagraph/00/document/CaveLife_Website.pdf. 

Wikidata ☰ Q1646499 entry