Note 1034 — Chapter XXXIX · FISH WITH AND WITHOUT SCALES—METHODS OF FISHING—VIVARIA
Reading edition
Dr. Boulenger points out, however, that the affinity between the two rivers is restricted to a few species of the Silurids and Cichlids, whose importance is outweighed by the total absence from the Jordan of such characteristic African families as the Polypteridæ, Mormyridæ, and Characinidæ.