Deep-sea mysids from the north Atlantic Ocean with description of four newspecies

Seven species of Erythropini from the northeast Atlantic and one from the n orthwest Atlantic are dealt with. Four are described as new species, and th ree are new to science but remain unnamed because of mutilated condition. A known species Katerythrops oceanae, is described for the first time for th e male pleopods and a revision of the diagnosis of the genus is presented. Five are pelagic species while three were obtained from the stomach content s of demersal fishes.