Emblemaria biocellata, the Twospot blenny, is a species of chaenopsid blenny found in coral reefs around Venezuela, French Guiana, and Colombia, in the western Atlantic Ocean. Males of this species can reach a maximum length of TL, while females can reach a maximum length of SL. References Stephens, J.S., Jr., 1970 (1 June) Seven new chaenopsid blennies from the western Atlantic. Copeia 1970 (no. 2): 280–309. biocellata Fish described in 1970