On the Cichlid fishes of the genus Pelmatochromis with proposal of a new genus for P. Congicus : on the relationship between Pelmatochro mis and Tilapia and the recognition of Sarotherodon as a distinct genus ; and a new species of Cichlid fishes of rivers Quanza and Bengo, Angol a, with a list of the known Cichlidae of these rivers and a note on Pse udocrenilabrus Natalensis Fowler - Trewavas, Ethelwynn; Trewavas, Ethelwynn (London : [Trustees of the British Museum (Natural History))
Includes bibliographical references.
Keywords: Cichlids -- Angola