Kingdom Animalia Class Insecta Family Micronoctuidae Scientific name Fustis gregerseni | Phylum Arthropoda Order Lepidoptera Genus Fustius Rank Species | |
Fustius gregerseni is a moth of the Micronoctuidae family. It is known from western Thailand.
The wingspan is about 14.5 mm. The head, patagia, anterior part of the tegulae, prothorax, the basal part of the costa, the triangular patch of the medial area, the small patches of the lower subterminal area and the terminal area, including the fringes are black. The forewing is long and narrow, with a pointed apex. It has a beige ground colour suffused with few light brown scales. The crosslines are untraceable and the terminal line is weakly marked by black interneural dots. The hindwing is beige, with a narrow brown terminal line with an indistinct discal spot. The fringes are beige. The underside of the forewing is grey brown, while the underside of the hindwing is grey, with a discal spot.