. The Cambridge natural history. Zoology. Fig. 416.—Tetrapturus helone, from the Mediterranean. (After Cuvier and Valenciennes.) a y\j. The imperfectly known extinct family Palaeorhynchidae, from the seas of the Eocene, Oligocene, and Miocene periods, with the genera Palaeorhynehus and Hemirhynchus, is probably closely related to the Histiophoridae. The vertebrae number 50 to 60, and the ribs completely encircle the body. In Palaeorhynehus both jaws are equally produced into an ensiform weapon. Mochius, from the Eocene, with diamond-shaped, slightly over- lapping bony scutes on the body, is pe
. The Cambridge natural history. Zoology. Fig. 416.—Tetrapturus helone, from the Mediterranean. (After Cuvier and Valenciennes.) a y\j. The imperfectly known extinct family Palaeorhynchidae, from the seas of the Eocene, Oligocene, and Miocene periods, with the genera Palaeorhynehus and Hemirhynchus, is probably closely related to the Histiophoridae. The vertebrae number 50 to 60, and the ribs completely encircle the body. In Palaeorhynehus both jaws are equally produced into an ensiform weapon. Mochius, from the Eocene, with diamond-shaped, slightly over- lapping bony scutes on the body, is perhaps also to be placed near this family. ^ For a detailed account of these fishes and of Xiphias, cf. Brown Goode, Proc. Mus. iv. 1881, p. 415, and A'q). Fish Comm. f. ISSO. 1883, p. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harmer, S. F. (Sidney Frederic), Sir, 1862- ed; Shipley, A. E. (Arthur Everett), Sir, 1861-1927. ed. [London, Macmillan and Co. , Limited; New York, The Macmillan Company
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1895
