Guianacara Dacrya Cichlid MEDIUM;A new species of Guianacara cichlid has been described from the tributaries of the Essequibo River and the Branco River in Guyana and northern Brazil. Guianacara dacrya is a member of the subgenus Guianacara, and is distinguished from other members of this subgenus in having a dark stripe below the eye that fades across the cheek, but remains dark as it approaches the throat.