Austrotoma inexpectata is an extinct species of sea snail, a marine gastropod mollusc, in the family Pseudomelatomidae. Fossils of the species date to the early Miocene strata of the Bass Basin of Tasmania, Australia.
Description
In the original description, Powell described the species as follows:
The holotype of the species has a height of , and a diameter of , while a paratype also viewed by Powell had a height of , and a diameter of .
Taxonomy
The species was first described by A. W. B. Powell in 1944. The holotype was collected prior to 1944 from Fossil Bluff, near Wynyard, Tasmania, Australia. It is held by the Auckland War Memorial Museum.
Distribution
This extinct marine species occurs in early Miocene strata of the Bass Basin of Tasmania, Australia, including the Freestone Cove Sandstone.
References