| Armina neapolitana, Armina maculata, Armina californica, Armina|
Armina gilchristi is a species of sea slug, a nudibranch, a marine gastropod mollusk in the family Arminidae.
Armina gilchristi Wikipedia
This species has a dark, grey and black mantle with longitudinal white, granulose ridges.
Armina gilchristi is endemic to the waters off Southern Africa.