Gasteruption

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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » "Parasitica" - Parasitoid Wasps » Aulacid, Ensign, and Gasteruptiid Wasps (Evanioidea) » Carrot Wasps (Gasteruptiidae) » Gasteruption

Photo#295106

Copyright © 2009 Hartmut Wisch

Gasteruption -

Pasadena, Los Angeles County, California, USA
June 27, 2009
Size: 14mm

One of several females frequenting the Eriogonum elongatum in my garden.
Note: given size refers to the entire length from head to the tip of the ovipositor.

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Contributed by Hartmut Wisch on 27 June, 2009 - 11:22pm

Great photo, Hartmut!

I would really love to learn more about the feeding preferences of the local CA species of Gasteruption. Specifically, regarding their possible preference for Eriogonum (see my other comment here.)

… Harsi S. Parker, 27 June, 2009 - 11:55pm

I suspect that they frequent

flowers for nectar also used by their hosts. Since they use a wide variety of bees and wasps as hosts, it would seem logical to find them in many different plants, as long as they can also get flight fuel.
After partly finishing the first sentence of this comment, a hunch drove me into the garden with my camera. I didn't see anyone on the buckwheats, so I looked around. Et voilà, I noticed a female in one of my Mallows:

… Hartmut Wisch, 28 June, 2009 - 3:20pm

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