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The woodlouse spider (Dysdera crocata) is a species of spider that preys primarily upon woodlice. Other common names refer to variations on the common name of its prey, including woodlouse hunter , sowbug hunter , sowbug killer , pillbug hunter and slater spider .
The eye arrangement of spiders in the genus Dysdera. Adults have a reddish-brown body and legs, and can grow up to 2 centimetres (0.79 in) long. Females are generally larger growing from 1.1 to 1.5 centimetres (0.43 to 0.59 in), while males are about 0.9 to 1 centimetre (0.35 to 0.39 in). [4]
Dysderidae, also known as woodlouse hunters, sowbug-eating spiders, and cell spiders, is a family of araneomorph spiders first described by Carl Ludwig Koch in 1837. [ 1 ] [ page needed ] They are found primarily in Eurasia , extending into North Africa with very few species occurring in South America.
Woodlice are the most common prey of the spider Dysdera crocata. Woodlice are eaten by a wide range of insectivores, including spiders of the genus Dysdera, such as the woodlouse spider Dysdera crocata, [32] and land planarians of the genus Luteostriata, such as Luteostriata abundans. [44]
Cryptoparachtes is a genus of Asian woodlouse hunter spiders that was first described by P. M. Dunin in 1992. [2] As of May 2019 it contains only three species: C. adzharicus, C. charitonowi, and C. fedotovi. [1]
The newly discovered long-extinct species is described as a “large spider-like arachnid” with “distinctive large spines on the legs” by the study’s authors.
These spiders of about 2 to 5 millimetres (0.079 to 0.197 in) are rarely noticed, but generally look like somewhat faded woodlouse hunter spiders in the genus Dysdera. The carapace (cephalothorax or prosoma) is orange and the abdomen (opisthosoma) light gray. The two-eyed species have their two eyes in the anterior middle of the carapace.
Harpactea is a genus in the family Dysderidae (woodlouse hunting spiders). Harpactea is a replacement name published by W. S. Bristowe in 1939 for the unavailable name "Harpactes" published by R. Templeton in 1835, which had already been used for a genus of birds. [2]