Tenellia crinita

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

Distribution
This species was described from Mabus Point and Cape Khmara, Queen Mary Land, Antarctica. It is also reported from Arrival Heights, McMurdo Sound, Ross Sea, Antarctica, -77.8373°N, 166.63309°W.

Description
This species has a maximum size of 45 mm, unusually large for a species of Tenellia. The body is translucent white and there is an opaque white line at the edge of the foot. The rhinophores and oral tentacles are opaque white and the outer half to one third of each ceras is covered with opaque white pigment. The digestive gland within the cerata is grey and usually pale maroon-red at the base.