Microcotyle ditrematis is a species of monogenean, parasitic on the gills of a marine fish.

It belongs to the family Microcotylidae.

The host-type is Ditrema temminckii temminckii (Embiotocidae) and the type locality is off Japan.

[1] The species has been recorded since from other hosts: Beryx splendens (Berycidae),[2] Neoditrema ransonnetii (Embiotocidae) [3] and Ditrema viride (Embiotocidae)[4] off Kanagawa, Japan.

This Monogenea- related article is a stub.