Bryotropha basaltinella is a moth of the family Gelechiidae. It is found in Great Britain, the Benelux, Germany, France, Spain, Switzerland, Austria, Hungary, Slovakia, the Czech Republic and Poland.
The wingspan is 11–12 mm.[1] The forewings are dark grey-brown with a distinct ochreous basal spot followed by blackish blotches on the costa and tornus. The hindwings are pale fuscous, but darker towards the apex.[2] Adults are on wing from May[3] to September in one generation per year.[4]
The larvae feed on various mosses. They live in a densely spun silken tube beneath the surface of the host plant. The larvae have a dull purplish brown body. They can be found in spring.