| Longiantrum quadra | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Lepidoptera |
| Superfamily: | Noctuoidea |
| Family: | Erebidae |
| Genus: | Longiantrum |
| Species: | L. quadra |
| Binomial name | |
| Longiantrum quadra Fibiger, 2010 | |
Longiantrum quadra is a moth of the family Erebidae first described by Michael Fibiger in 2010. It is known from northern Vietnam.
The wingspan is about 10 mm.