Zemacies inexpectata

Zemacies inexpectata is an extinct species of sea snail, a marine gastropod mollusc in the family Borsoniidae. Fossils of the species have been found in strata of the Port Phillip Basin of Victoria, Australia, and date to either late Oligocene or the early Miocene.

Description

In the original description, Powell described the species as follows:
The holotype of the species measures in height and in diameter.

Taxonomy

The species was first described by A.W.B. Powell in 1944. The holotype was collected from Torquay, Victoria, Australia at an unknown date earlier than 1944, and is held by the Auckland War Memorial Museum.

Distribution

This extinct marine species occurs in the strata of the Port Phillip Basin, and was either found in the late Oligocene Jan Juc Formation or the early Miocene Puebla Formation in Victoria, Australia.