Tag Archives: Asteraceae

Known Unknown or Unknown Unknown?

This 6-mm moth is a typical representative of the genus Cremastobombycia (Gracillariidae). Larvae form “underside tentiform” mines on leaves of plants in the aster family (Asteraceae). The mine starts out as a flat blotch on the lower leaf surface, then becomes … Continue reading

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Another Progress Report (Goofing Off in the Desert)

Remember at the beginning of last year when I announced that I had finished making keys to the known leaf mines on every plant genus in the US and Canada? I noted that “this project can never really be finished, because … Continue reading

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Connecticut BioBlitz

A month ago Dave Wagner got in touch with me and Julia, saying we were needed at the 2016 Connecticut State BioBlitz on June 3 and 4. He wanted to make sure leafminers were properly represented in this attempt to break … Continue reading

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Sunflower Tortoise Beetles

Another one of my winter projects, of course, is sorting through all of my photos from last year. So far I’ve made it up to July 15, when Julia and I had just arrived in Iowa to explore some prairie … Continue reading

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Ragweed Residents

This is the time of year that everybody is ragging on ragweed (Ambrosia spp.)—at least, everyone who realizes that it is the pollen of this plant, and not goldenrod, that is responsible for their summer allergies. At times like this, … Continue reading

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Exploring Exotic Places

People are constantly telling me I should travel to the tropics, so I can see all the strange and exotic creatures there. I’m sure the tropics are very nice, but I’m perfectly content with the strange and exotic creatures in my … Continue reading

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Previews of Parasitoids

Lately I’ve taken to getting backlit shots of leaf mines by removing one of the Twin Lite flash heads and holding the leaf on top of it, so that when the flash goes off the mine is illuminated from both sides. … Continue reading

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