Tag Archives: chalcid

Carrot Stem Dwellers

Posted on March 19, 2022 by Charley Eiseman

Carrot (Apiaceae: Daucus carota) is native to Europe but widely cultivated and has become a ubiquitous weed in North America (also known as Queen Anne’s lace), so you’d think we’d have a pretty good handle on what bugs eat it … Continue reading →

Posted in Uncategorized, Unsolved Mysteries | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 4 Comments

Willow Stem Galls

Posted on June 4, 2020 by Charley Eiseman

Swellings on willow stems can be caused by a variety of gall midges, sawflies, agromyzid flies, and buprestid beetles. In many cases I have no clue as to the identity of the gall inducer just from looking at a photo … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , , | 1 Comment

52 Wasp Pickup

Posted on May 5, 2020 by Charley Eiseman

Back on April 7, Noah stopped by to get some eggs and some seeds for his vegetable garden. Just as he arrived and Julia was walking up to meet him, she spotted a caterpillar with a tiny wasp on it. … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , , , , , | 10 Comments

Sawfly Surprise

Posted on May 1, 2020 by Charley Eiseman

As I’ve mentioned a few times before, I’m starting to work on a hostplant-based guide to sawfly larvae that will be arranged similarly to my leafminer guide. In addition to reviewing the existing sawfly literature, I’ve been sporadically collecting larvae … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , | 5 Comments

Green Wasps from a Green Island

Posted on April 19, 2020 by Charley Eiseman

Last October I picked up a fallen black cherry (Prunus serotina) leaf from my yard because it had a good example of the “green island” phenomenon I’ve written about here and here. Apparently, endosymbiotic Wolbachia bacteria in certain leaf-mining larvae … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , , , | 5 Comments

Introducing Grapholita thermopsidis

Posted on March 9, 2020 by Charley Eiseman

Almost every year since we bought our house, Julia and I have spent a few weeks on a road trip in search of exciting new leafminers. At this point we’ve visited nearly every US state and two Canadian provinces. This … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , , , , | 7 Comments

Some more new flies

Posted on March 27, 2019 by Charley Eiseman

Nope, attention-grabbing titles just aren’t my forte. Anyway, you may recall that last fall Owen Lonsdale and I published a paper describing 30 new species of agromyzid flies, two of which I found right along my driveway, and the rest … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , | 5 Comments

Pesky Parasitoids, Part 3

Posted on December 12, 2017 by Charley Eiseman

First, another quick update on the leafminer book. Some people have asked if there’s a way to get it without recurring monthly payments, and/or by writing a check rather than going through Patreon. At the same time, Patreon recently announced … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , , , , , | 6 Comments

Pesky Parasitoids, Part 2

Posted on December 10, 2017 by Charley Eiseman

Back in August I gave a talk and co-led a walk at an event in southern Ohio called “On the Trail of E. Lucy Braun”, a celebration of the life and work of a renowned Ohio botanist and conservationist. I was there, … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , , | 4 Comments

A Hard-won Moth

Posted on October 17, 2017 by Charley Eiseman

You may recall that last spring I wrote a series of three posts that each highlighted something I hoped people would keep an eye out for; the last of these was a moth whose life history I had pieced together … Continue reading →

Posted in Solved Mysteries, Uncategorized | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 18 Comments