| Lacosoma | |
|---|---|
| Lacosoma chiridota | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Mimallonidae |
| Genus: | Lacosoma Grote, 1864 |
Lacosoma is a genus of sack-bearer moths in the family Mimallonidae. There are at least 30 described species in Lacosoma.

The genus name Lacosoma is derived from Greek, referring to the hairy or woolly body characteristic of the group. The common name sack-bearer refers to the larval habit of constructing and carrying a silken case.
These 30 species belong to the genus Lacosoma:
Data sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net