Microcolona sollennis is a moth in the family Elachistidae.

[1] It is found in Australia, where it has been recorded from New South Wales.

The forewings are fuscous, irrorated (sprinkled) with dark fuscous, with a few irregular whitish scales and a blackish basal median dot.

The stigmata is rather large, raised, black and partially whitish edged.

This article on a moth of the family Elachistidae is a stub.