Ekemblemaria nigra, the moth blenny, is a species of chaenopsid blenny found in coral reefs around Colombia and Panama, in the western Atlantic Ocean. It can reach a maximum length of TL.
References Meek, S. E. and S. F. Hildebrand. 1928 (1 Sept.) The marine fishes of Panama. Part III. Field Museum of Natural History, Publications, Zoölogical Series v. 15 (publ. 249): xxv-xxxi + 709–1045, Pls. 72-102.