Greetings from Aton Forest! I came here to present a slideshow this afternoon about the leafminers of Aton Forest, but I arrived earlier in the day so I could spend a few hours looking for, well, l…

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gumhead from Cochise County, AZ, USA on March 2, 2017 at 03:17 PM by Charley Eiseman

I don’t remember when I first became aware of reports that the grape (Vitaceae: Vitis) leafminer Phyllocnistis vitegenella (Gracillariidae) had been introduced in Europe. There is no mention …

I just discovered that my third paper in the open-access journal Insecta Mundi was published a few days ago: Eiseman, Charles S. and Jean-François Landry. 2026. Two new species of Keiferia Busck (L…

This revision of The Plant-Feeding Gall Midges of North America, originally published in 1989, began as soon as the earlier book was in press. Since then, more than half again as many records of plant...

The other day, Sonja Scheffer wrote to invite me to collaborate on a paper she’s working on involving agromyzid flies that mine leaves of lupines (Fabaceae: Lupinus spp.). It will, among othe…

Insects from Riverview, FL, USA on June 21, 2026 at 06:42 AM by Ryan Callahan

Just before Julia and Ayla left for Ohio a week ago today, Ayla (now three years old) picked a bunch of (mostly) sweet William flowers (Caryophyllaceae: Dianthus barbatus), which have been sitting …

Northern Parula from Manhattan, New York, NY, USA on May 11, 2026 at 05:30 PM by David Jeffrey Ringer. raiding leafmines of Profenusa canadensis on hawthorn (images in reverse chronological order)

Phytomyza verbenae in May 2026 by Ryan Donnelly. Host Verbena californica (CRPR 1B.1, Federally Threatened, State Threatened)

On May 8 last year, Julia and I visited her family’s land in Hocking County, Ohio (which we’ll be doing again today, as it happens), and for whatever reason, a little clump of dead wing…

Phytomyza nemophilae from Building 3, Portland, OR 97229, USA on May 4, 2026 at 02:00 PM by Tser

Agromyza from Nerima Municipal Hikarigaoka Daihachi Elementary School, Itabashi, Tokyo, JP on April 18, 2026 at 12:12 PM by Noriko Ito. On Celtis sinensis

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Two weeks ago I was driving past a spot where I knew there was a population of rare orchids that blooms in early June, so I stopped by to have a look.  I found a few of them, and the flowers had mo…

Winged and Once-winged Insects from Ranga Reddy, IN-TG, IN on June 6, 2025 at 07:01 AM by Pavansai. Observed this on a bark of a tree

This is the twenty-ninth entry in an ongoing series profiling the amazing identifiers of iNaturalist. An iNaturalist observation records an encounter between an observer and an organism or recent evid...

Although I have essentially no formal entomological training, I have been involved in the describing and naming of many new insect species with various taxonomist collaborators, and I have recently…

Leaf Blotch Miner Moths from 美兰区, 海口市, 海南省, CN on February 7, 2026 at 09:12 AM by chifangli

Having a moon rock may not be illegal, but getting one almost certainly is.

Telamoptilia malvavisci is a species of insects with 16 observations