Bathar's species

From Memory Alpha, the free Star Trek reference.

Bathar's species were a green-skinned humanoid species with a spiny ridge down the center of their faces and no hair on their heads. They were from the Delta Quadrant. The some of the crew of USS Voyager met a member of this species, Bathar, in 2376. Captain Janeway commented that he was "very photogenic." (VOY: "Memorial")