Prototyphis eos is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
There are two subspecies :Prototyphis eos eos (Hutton, 1873)
Prototyphis eos paupereques (Powell, 1974) (synonym : Prototyphis paupereques (Powell, 1974) )
Prototyphis eos Wikipedia
The size of an adult shell varies between 15 mm and 30 mm.
This marine species is found along Australia and Northern New Zealand.