Tasmanophlebi lacus-coeruleiTasmanophlebia lacus-coerulei Tillyard, 1933 [orth.

error] Tasmanophlebia lacuscoerulei is a species of mayfly in the family Siphlonuridae.

It is known commonly as the large Blue Lake mayfly.

[1] This mayfly has a limited distribution in an area of about 80 square kilometers in Kosciuszko National Park.

For this reason it was uplisted from vulnerable to endangered status by the International Union for Conservation of Nature (IUCN) in 2014.