Monthly Archives: February 2013

Eupelmids

Last August on Nantucket I collected some yellow galls on the midribs of dwarf chinquapin oak (Quercus prinoides) leaves.  They are unlike any that I have found before or since, and I have found no references to them in literature, … Continue reading

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Goldenrod Rosette Galls, Part 3

Last August I mentioned I was heading off to do some work in Maine and that I might bump into some more of the seaside goldenrod rosette galls that were only known from a single example I had collected on … Continue reading

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Microhymenopterists Wanted

This “underside tentiform” mine in a hazelnut leaf was made by a larva of the moth Phyllonorycter intermixta (Gracillariidae). As seems to be the case more often than not with leaf mines, what emerged from it was not the insect … Continue reading

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More Micro-tracking

I deliberately waited until I had finished my first book before buying the MP-E 65mm macro lens, because I wanted to focus on making a guide to things that people can actually see.  Now that I have it, though, it … Continue reading

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Flies from a Goldenrod Leaf

As part of my survey of gall-making and leaf-mining species of Nantucket last summer, I collected a number of Elliott’s goldenrod (Solidago latissimifolia) leaves with mines like this one: Beginning three days later, agromyzid flies emerged from these mines over … Continue reading

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Jujube Tubes, Part 2

Two days after I posted his photos and suggested that examining the exuviae at the ends of the tubes might help to solve the mystery, Judhajit Dasgupta reported back to me: Following your cue I had searched the plant and I … Continue reading

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Buttonbush Moths

During my last visit to Nantucket for my survey of gall-making and leaf-mining insects on the island, I found a patch of buttonbush (Cephalanthus occidentalis) with an abundance of leaf mines that I didn’t recognize.  Some leaves had linear mines, … Continue reading

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