|Life on a spicebush leaf -Tonya Smith|
"This is a row of eggs inserted under the leaf epidermis. The little lid-like appendage at the top of each one suggests Heteroptera, and my first guess is Miridae (plant bugs), but I don't have any experience with their eggs, so it would be great if you could collect the leaf and see what pops out. Great photos!"… Charley Eiseman, 10 September, 2019 - 5:49am
|Closeup with "lid-like appendage on top" - Tonya Smith|
|Leaf miner on Verbesina virginica - REK|
A leaf miner is any one of numerous species of insects in which the larval stage lives in, and eats, the leaf tissue of plants. The vast majority of leaf-mining insects are moths (Lepidoptera), sawflies (Symphyta, close relatives of wasps), and flies (Diptera), though some beetles also exhibit this behavior. Wikipedia
|Leaf miner tunnels with trails of frass - REK|
Leafminers of North America. It is 1857 pages long (plus a 54-page table of contents, 20-page glossary, and 68-page bibliography), illustrated with thousands of color photographs. To prevent injury to the UPS delivery drivers it is only available as an ebook but it is a great reference. "Abandon all hope, ye who enter there" for I have sampled the incredible deep dive into my copy and it is hard to emerge.
He and Noah Charney wrote Tracks & Sign of Insects and Other Invertebrates which is an indispensable book for those who wander through nature wondering "what made that?" be it a gall, egg case, pupae, exuviae or an engraving left by an insect.