Malacocephalus

Malacocephalus is a genus of rattails.

Species
There are currently seven recognized species in this genus:
 * Malacocephalus boretzi Sazonov, 1985
 * Malacocephalus hawaiiensis C. H. Gilbert, 1905 (Hawaiian softhead grenadier)
 * Malacocephalus laevis (R. T. Lowe, 1843) (Softhead grenadier)
 * Malacocephalus luzonensis C. H. Gilbert & C. L. Hubbs, 1920
 * Malacocephalus nipponensis C. H. Gilbert & C. L. Hubbs, 1916
 * Malacocephalus occidentalis Goode & T. H. Bean, 1885 (Western softhead grenadier)
 * Malacocephalus okamurai Iwamoto & T. Arai, 1987