Macrostemum

Macrostemum
Macrostemum zebratum
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Trichoptera
Family: Hydropsychidae
Subfamily: Macronematinae
Genus: Macrostemum
Kolenati, 1859
Type species
Hydropsyche hyalina
F.J. Pictet.

Macrostemum is a genus of netspinning caddisflies in the family Hydropsychidae. There are at least 90 described species in Macrostemum.