Austromitra minutenodosa is a species of small sea snail, marine gastropod mollusk in the family Costellariidae, the ribbed miters. It is found in the waters of the Great Australian Bight.
The species was identified by Walter Olivier Cernohorsky in 1979.
Cernohorsky described Austromitra minutenodosa as follows:
Cernohorsky noted that there were no visually similar species found in either Australia or New Zealand.
The type locality of the species is the Great Australian Bight. The species is primarily found in the bight, as far east as the western waters of the Eyre Peninsula, and as far north as the Mid West region of Western Australia.[1]