Pilocrocis monothyralis is a moth in the family Crambidae.

It is found in French Guiana,[1] Guyana, Panama and Jamaica.

The forewings have dark spots in the end of the cell and on the discocellulars, with whitish spots between them.

There is an obscure dark postmedial line.

The hindwings have a dark discoidal bar and the postmedial line is very indistinct.