Arctosa rubicunda

(Keyserling, 1877)

Redlined Wolf Spider

Arctosa rubicunda is a wolf spider in the Lycosidae, commonly known as the Redlined Wolf Spider. It occurs in North America, with confirmed records from the United States and Canada including Alberta and British Columbia. The has been documented as a for the spider wasp Priocnemis minorata, which paralyzes it to provision nests for its larvae.

Arctosa rubicunda by no rights reserved, uploaded by John Gaskin. Used under a CC0 license.Common Spiders U.S. 171 by James Henry Emerton (1847 – 1931). Used under a Public domain license.

Pronunciation

How to pronounce Arctosa rubicunda: /ɑrkˈtoʊsə ˌruːbɪˈkʌndə/

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Distribution

Recorded from the United States and Canada. Canadian provincial records include Alberta and British Columbia.

Ecological Role

Prey item for spider wasps (Pompilidae). Documented as a for Priocnemis minorata, which paralyzes the spider to serve as food for its developing larvae.

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Sources and further reading