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Baliosus nervosus

Common Name: Basswood Leafminer
Baliosus nervosus
Baliosus nervosus

Scientific Classification

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Coleoptera
Family: Chrysomelidae
Genus: Baliosus
Species: Baliosus nervosus

Conservation Status

Identifying Features

The basswood leafminer beetle is 1/4" long, brown in color, and has darker brown markings. They have a rectangular body, narrow head, and short antennae.

Habitat & Range

They are found in forests in the Eastern and Midwestern United States.


The basswood leafminer feeds primarily on basswood and other tree leaves.

Life Cycle

They lay their eggs on the leaves of these trees, and the larvae will burrow through the leaves.

Featured image by James Dake


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