Filodrillia steira Hedley, 1922 (original combination) Austroturris steira is a species of sea snail, a marine gastropod mollusk in the family Borsoniidae.

Sculpture :—The dominant feature is a prominent peripheral keel revolving round all the whorls.

Between the keel and the anterior end of the shell occur about twenty cords, diminishing progressively as they recede from the periphery.

Aperture :—The sinus is wide and deep, the canal short and open, a thin film of callus on the upper lip.

[2] This marine species is endemic to Australia and occurs off New South Wales