Delphoidia cochrani
The Delphoidia cochrani was an intelligent aquatic lifeform of the genus Delphoidia, native to the planet Denkir IV. Subspecies of this species included the Delphoidia cochrani obliquidens and the Delphoidia cochrani tempus.
An illustration of this lifeform with its species name was seen on the chart "Evolution of Intelligent Life on Planet Denkir IV". (TNG: "The Child", display graphic)