Tenellia giarannae

Tenellia giarannae is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Fionidae.

Distribution
This species was described from the sewage outfall, McMurdo Sound, Ross Sea, Antarctica -77.85887°N, 166.67986°W. It is also reported from Arrival Heights, McMurdo Sound, Ross Sea, Antarctica, -77.8373°N, 166.63309°W.