Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Previous events


TaxonomyBrowseInfoImagesLinksBooksData
Photo#305418
Chalcid Wasp - Leucospis affinis - female

Chalcid Wasp - Leucospis affinis - Female
Elkton, Douglas County, Oregon, USA
July 16, 2009
Size: approx 10mm

Images of this individual: tag all
Chalcid Wasp - Leucospis affinis - female Chalcid Wasp - Leucospis affinis - female Chalcid Wasp - Leucospis affinis - female Chalcid Wasp - Leucospis affinis - female Chalcid Wasp - Leucospis affinis - female Chalcid Wasp - Leucospis affinis - female

Moved
Moved from Leucospis affinis.

Moved
Moved from Leucospis.

Moved
Moved from ID Request.

Here it looks like
she's about to move the ovipositor into action, from the slung-over-the-shoulder position. However, from these photos it isn't clear to me whether she actually oviposited. Though I've never observed it, there are accounts describing a drilling movement into the wood (here not necessary, but was this an active bee nest?). One description of Leucospis affinis ovipositing, is in Graenicher, S. On the Habits and Life-History of Leucospis affinis (Say). A Parasite of Bees. Bull. of the Wisconsin Nat. Hist. Soc., Vol.4, No.4, 1906.
Graenicher includes a brief reference to the European Leucospis gigas, which has to "drive its ovipositor through the hard cement comprising the walls of the nest of the mason-bees..."

Comment viewing options
Select your preferred way to display the comments and click 'Save settings' to activate your changes.