Naucrates. In this genus most of the epipleurals of the praecaudal region are inserted on the ribs, but the hinder ones are on the centra.
Cf. Geoffroy, Ann. du Mus. ix. 1807, p. 473; F. J. F. Meyen, Reise um die Erde, i. p. 56 (1834).
For a detailed account of these fishes and of Xiphias, cf. Brown Goode, Proc. U.S. Mus. iv. 1881, p. 415, and Rep. U.S. Fish Comm. f. 1880, 1883, p. 289.
Monographs by Lunel, Mém. Soc. Phys. Genève, xviii. 1865, p. 165, and by Lütken, Spolia Atlantica, i. 1880, p. 491.
Troschel, Sitzb. Ver. Preuss. Rheinl. xx. 1863, p. 51 (Brama raii and B. longipinnis).