Mccoskerichthys sandae
 Mccoskerichthys sandae the Tufted blenny is a species of chaenopsid blenny found around Costa Rica and Panama in the eastern central Pacific ocean. It can reach a maximum length of 8 centimetres (3.1 in) TL. This species feeds primarily on small crustaceans including copepods amphipods and ostracods. It is the only known member of its genus.