Arachnospila arcta (Cresson)

Kurczewski, Frank E., West, Rick C. & Waichert, Cecilia, 2024, New host records for Nearctic and Neotropical spider wasps (Hymenoptera: Pompilidae), Insecta Mundi 2024 (34), pp. 1-32 : 25

publication ID

https://doi.org/ 10.5281/zenodo.10793331

publication LSID

lsid:zoobank.org:pub:853E1294-B73D-43B8-8D82-AFD2E0B00352

persistent identifier

https://treatment.plazi.org/id/FA37986C-FF99-F757-FF14-05069EB5FBE0

treatment provided by

Felipe

scientific name

Arachnospila arcta (Cresson)
status

 

Arachnospila arcta (Cresson) View in CoL

OREGON: Clackamas County, West Linn; 14 July 2022, 1535 PDT; M. D. Barton. Host: Callobius severus Simon ( Amaurobiidae ), adult or penultimate male. The spider was dragged backwards through dense grasses, being held cephalothorax upright and grasped with the wasp’s mandibles by its right forecoxa-trochanter joint or end of right pedipalp ( Barton 2022).

Callobius severus View in CoL is a new host species for A. arcta View in CoL . Arachnospila arcta View in CoL is strongly polyphagous in host selection having been reported with seven families of host spiders, including Amaurobiidae View in CoL ( Evans and Yoshimoto 1962; Kurczewski and Kiernan 2015, Kurczewski et al. 2017).

OREGON: Marion County, Salem; 29 August 2015, 2040 PDT; S. Braden. Host: Eratigena duellica (Simon) View in CoL ( Agelenidae View in CoL ), subadult female. The wasp, walking backwards up the siding of a house or garage, grasped the immobilized giant house spider by the base of its left hind coxa or pedicel with her mandibles ( Braden 2015).

Eratigena duellica View in CoL is a new host spider species for A. arcta View in CoL . Kurczewski et al. (2017) reported Arachnospila arcta View in CoL provisioning with Eratigena agrestis Walckenaer View in CoL (hobo spider) in Portland, Multnomah County, OR. Other recent records for A. arcta View in CoL from the West Coast include other genera of Agelenidae View in CoL ( Hololena sp. , Novalena pina Chamberlin and Ivie View in CoL ) and Segestriidae View in CoL ( Segestria sp. ), other funnel-web and tube-web spiders ( Kurczewski et al. 2017).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Pompilidae

Genus

Arachnospila

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