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Encyclopedia > Armadillidium
Armadillidium
Armadillidium vulgare
Armadillidium vulgare
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Crustacea
Class: Malacostraca
Order: Isopoda
Suborder: Oniscidea
Family: Armadillidiidae
Genus: Armadillidium
Brandt, 1833
Diversity
about 200 species

Armadillidium is a genus of the small terrestrial crustacean known as the woodlouse. Armadillidium are also commonly known as "pill woodlice", "pill bugs" or "roly-polies", and are often confused with pill millipedes such as Glomeris marginata. They are characterised by their ability to roll into a ball when disturbed. They typically feed on moss, algae, bark and other decaying organic matter. They are usually found in moist areas such as decomposing leaf matter and soil. Image File history File links Size of this preview: 800 × 600 pixel Image in higher resolution (2192 × 1644 pixel, file size: 420 KB, MIME type: image/jpeg) Description  Armadillidium vulgare, (Phylum: Arthropoda, Class: Malacostraca, Family: Armadillidiidae). ... For other uses, see Scientific classification (disambiguation). ... For other uses, see Animal (disambiguation). ... Subphyla and Classes Subphylum Trilobitomorpha Trilobita - trilobites (extinct) Subphylum Chelicerata Arachnida - spiders,scorpions, etc. ... For the Dutch band, see Crustacean (band). ... // Subclasses Eumalacostraca Hoplocarida Phyllocarida See text for orders. ... Suborders Anthuridea Asellota Calabozoida Epicaridea Flabellifera Microcerberidea Oniscidea Phreatoicidea Valvifera Wikispecies has information related to: Isopoda Wikimedia Commons has media related to: Isopoda Isopods are one of the most diverse orders of crustaceans, however they do not have gills, but with many species living in all environments, and are common... Infraorders and Families Not necessarily a complete list Infraorders: Ligiamorpha Tylomorpha Families: Dubioniscidae Irmaosidae Pseudarmadillidae Scleropactidae Armadillidium vulgare A woodlouse, also known as a pill bug (genus Armadillidium only), armadillo bug, sow bug, slater, ball bug, or roley-poley, is a terrestrial crustacean with a rigid, segmented, calcareous exoskeleton and... Genera Not a complete list Alloschizidium Armadillidium Ballodillium Cristarmadillidium Cyphodillidium Echinarmadillidium Eleoniscus Eluma Paraschizidium Paxodillidium Platanosphaera Schizidium Trichodillidium Troglarmadillidium Typhlarmadillidium Armadillidiidae is a terrestrial family of the order Isopoda. ... Johann Friedrich von Brandt (May 25, 1802 - July 15, 1879) was a German naturalist. ... Rainforests are among the most biodiverse ecosystems on earth Biodiversity is the variation of taxonomic life forms within a given ecosystem, biome or for the entire Earth. ... For other uses, see Genus (disambiguation). ... Terrestrial animals are animals that live predominantly or entirely on land, as compared with aquatic animals, which live predominantly or entirely in the water (e. ... For the Dutch band, see Crustacean (band). ... Infraorders and Families Infraorder Tylomorpha Tylidae Infraorder Ligiamorpha Superfamily Trichoniscoidea Buddelundiellidae Trichoniscidae Superfamily Styloniscoidea Schoebliidae Styloniscidae Titaniidae Tunanoniscidae Superfamily Oniscoidea Bathytropidae Berytoniscidae Detonidae Halophilosciidae Olibrinidae Oniscidae Philosciidae Platyarthridae Pudeoniscidae Rhyscotidae Scyphacidae Speleoniscidae Sphaeroniscidae Stenoniscidae Tendosphaeridae Superfamily Armadilloidea Actaeciidae Armadillidae Armadillidiidae Atlantidiidae Balloniscidae Cylisticidae Eubelidae Periscyphicidae Porcellionidae Trachelipodidae incertae sedis (Ligiamorpha... Subclasses, orders and families See text. ... Binomial name (Villers, 1789) Synonyms Oniscus marginata Villers, 1789 [1] Glomeris marginata is a common European species of pill millipede. ...


The colouration especially of young A. klugii resembles the red hourglass marking of the Mediterranean black widow Latrodectus tredecimguttatus. This is probably a kind of mimicry, to ward off predators that mistake the harmless animal for a venomous spider. Binomial name Latrodectus tredecimguttatus Rossi, 1790 Male The spider Latrodectus tredecimguttatus, commonly known as the European or Mediterranean black widow, malmignatte spider, or karakurt (Russian: КАРАКУРТ, or steppe spider), is one of the widow spiders in the genus Latrodectus. ... “Mimic” redirects here. ...


Unlike other arthropods such as insects and spiders, pill bugs do not have a waxy cuticle that would reduce evaporation from their bodies. Pill bugs also use modified gills, called pseudotrachea, for respiration, and the gills must remain moist to function. Individual pill bugs typically live for two or three years, and females brood eggs once or twice each summer. Several hundred eggs are brooded at a time in the marsupium, a pocket on the ventral side of the female pill bug. The marsupium must also be kept filled with water until the young hatch and crawl away.


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Untitled (1099 words)
Armadillidium do roll into a ball when conditions are dry or when disturbed by any potential predator (personal observations).
Armadillidium roll into a ball when disturbed, and this ability to roll-up could serve as a predator deterrent.
The ecology of the acanthocephalan (Plagiorhynchus cylindraceus) in the isopod (Armadillidium vulgare) and the starling (Sturnus vulgaris).
Lander University | Armadillidium (3405 words)
Armadillidium vulgare (Armadillidiidae) is common near houses, especially in gardens or greenhouses.
Armadillidium, is strongly arched and the flattening is not striking.
Armadillidium the second antennae fit neatly into broad recesses on the front of the head permitting them to be folded completely out of harm's way when the animal enrolls.
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