''Palaephatus amplisaccus'' is a moth of the family

Palaephatidae Palaephatoidea is a superfamily of insects in the order Lepidoptera with a single family, Palaephatidae with seven known genera. These "Gondwanaland moths" exhibit a disjunct distribution occurring mainly in South America (Davis, 1986), with fou ...

. It is found in the Valdivian forests of the lake region in southern Argentina and Chile. The length of the forewings is 6–8 mm for males and 7-7.5 mm for females. Adults have light brown forewings variably marked with white and dark brown streaks. There is a relatively prominent dark brown spot found at the middle of the costa. They are on wing from November to February, probably in one generation per year."A New Family of Monotrysian Moths from Austral South America (Lepidoptera: Palaephatidae), with a Phylogenetic Review of the Monotrysia"
by Donald R. Davis.

Etymology

The specific name is derived from Latin ''amplus'' (meaning large) and ''saccus'' (meaning sack or bag) and refers to the enlarged vinculum-saccus of the male.

References

Moths described in 1986 Palaephatidae Taxa named by Donald R. Davis (entomologist) {{Palaephatoidea-stub