Tag Archives: Torymidae

Life and Death on Mt. Greylock

This past weekend I attended my third Berkshire BioBlitz. At my first one in 2011, I barely left the parking lot at the summit of Mt. Greylock and photographed 166 different species of insects and arachnids. This time, Julia and … Continue reading

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Arizona Oak Galls, Part 5

Here is yet another gall from Arizona white oak. It is another “oak apple,” superficially similar to these, which I now know to be Atrusca aggregata (thanks to Jim Zimmerman, who has studied southwestern cynipid galls for many years and … Continue reading

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Arizona Oak Galls, Part 4

Here is yet another type of gall found on the underside of oak leaves in Madera Canyon. Seven weeks after I collected these, two parasitoids emerged. The one above is another male Torymus (Torymidae), which may or may not be the same … Continue reading

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Arizona Oak Galls, Part 3

Okay, having looked at photos of all the possible species, I’m pretty well satisfied that Arizona white oak (Quercus arizonica) was the host of all of the galls I collected in Madera Canyon that actually produced adult cynipid wasps. Armed … Continue reading

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Big, Beautiful Parasitoids

As illustrated by my last post, I’ve resumed working my way through sorting my old photos and have now made it up to this past April.  On April 18, a wasp emerged from a small “oak apple” gall I had … Continue reading

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Gall Wasp Parasitoid

Greetings from sunny Davis, California!  Although I’m on a quest for leaf-mining insects, it’s hard not to get distracted by the diversity of bizarre cynipid wasp galls on the various oaks around here.  Today I got to see a torymid … Continue reading

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Ovipositors

In one of my first posts, I wrote about some goldenrod rosette galls I collected and the things that were emerging from them.  I pointed out how this female torymid wasp could be recognized by her long ovipositor, which allows her to insert … Continue reading

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