Eatoniella bathamae

Eatoniella bathamae is a species of marine gastropod mollusc in the family Eatoniellidae. It was first described by Winston F. Ponder in 1965. It is endemic to the waters of New Zealand.

Taxonomy
The species was originally identified by the name Eatoniella (Cerostraca) bathami, named after Betty Batham who assisted Ponder during his stay at the Portobello Marine Laboratory.

Description
Eatoniella bathamae has a small conical shell, smooth except for the presence of faint growth lines. It has a variable colour, typically dark grey-purple, but including pale grey and yellowish-white. The holotype specimen measured 1.42mm by 0.8mm.

Distribution
The species is endemic to New Zealand. The holotype of the species was collected on 5 September 1963 at Little Papanui Beach, Dunedin, by Ponder himself, who identified the species on gelatinous red algae. In addition to Otago, specimens have been identified on the Snares Islands / Tini Heke, Stewart Island and the Auckland Islands.