Phalaenostola larentioides, the black-banded owlet, is a moth of the family Erebidae.

The species was first described by Augustus Radcliffe Grote in 1873.

It is found in North America from New Brunswick and Wisconsin to Maine, south to Florida and Texas, west to Ontario.

Adults are on wing from May to September.

The larvae feed on dead grass, leaf litter and living clover leaves.