Tag Archives: Cecidomyiidae

Willow Stem Galls

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

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A Peculiar Patch of Pussytoes

This week (on account of tomorrow is the deadline) I got around to writing up the results of the two-day survey of leaf-mining moths that Julia and I conducted at Black Rock Forest at the end of August. I showed … Continue reading

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Life Lurking in Lousewort

Not long after we started to let our lawn go wild, a couple of blue-eyed grass plants (Sisyrinchium montanum) popped up in one area. Blue-eyed grass owes its name to its grass-like leaves; it is actually in the iris family … Continue reading

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The Endless Diversity of Tiny Wasps, Continued

A couple of months ago I gave a sneak preview of some new species I found during the 2016 Berkshire BioBlitz on Mt. Greylock. One of them now officially has a name, thanks to a paper that was just published … Continue reading

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Giving Wasps Their Due

I often see pie charts like this one suggesting that about a quarter of all insect species are beetles. Suspiciously, other sources (e.g. here) say beetles represent about a quarter of all animal species, and Wikipedia goes so far as to say … Continue reading

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Things To Look For This Spring, Part 3

First, a quick update on the hackberry galls: Mike Palmer has found a bunch of them in Oklahoma, and in fact they may already all have been abandoned there. Some of them have holes near the base, and others have … Continue reading

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Things To Look For This Spring, Part 1

I have a pretty much endless mental list of natural history mysteries that I would like to follow up on at some point, but there are several that, for various reasons, are in the front of my mind right now. A few of … Continue reading

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Introducing Megaselia nantucketensis

In my ongoing survey of gallmakers and leafminers on the island of Nantucket, I have been trying where possible to verify the identities of these insects by actually rearing them to adults. And so in May of 2012, I collected … Continue reading

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Green Islands

In Idaho at the end of September, 2012, Julia and I noticed some striking green spots on dogwood leaves that were otherwise senescing. As you may have noticed, each of them was centered along a major vein.  When we flipped … Continue reading

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Horse Balm Bugs

Back in September, Noah asked me if I had any interest in some galls he’d found on horse balm (Collinsonia canadensis), a native woodland mint that looks like this: He described them as “like giant butterfly eggs,” and the photo he … Continue reading

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