ADVERTISEMENT.

TABLE OF CONTENTS.

INTRODUCTION.

DESCRIPTIONS OF SKULLS AND SKELETONS OF ZIPHIOID WHALES. Genus MESOPLODON Gervais.

Genus ZIPHIUS Cuvier. ZIPHIUS CAVIROSTRIS Cuvier. Ziphius

Genus BERARDIUS Duvernoy.

Genus HYPEROODON LacEpEde. HYPEROODON AMPULLATUS (Forster).

LIST OF SPECIES OF EXISTING ZIPHIOID WHALES.

FOOTNOTES

INDEX.

EXPLANATION OF PLATES.

Transcriber's Notes

SMITHSONIAN INSTITUTION
UNITED STATES NATIONAL MUSEUM
Bulletin 73

AN ACCOUNT OF THE BEAKED WHALES OF THE FAMILY ZIPHIIDÆ IN THE COLLECTION OF THE UNITED STATES NATIONAL MUSEUM, WITH REMARKS ON SOME SPECIMENS IN OTHER AMERICAN MUSEUMS

BY
FREDERICK W. TRUE
Head Curator, Department of Biology, U. S. National Museum

WASHINGTON
GOVERNMENT PRINTING OFFICE
1910

BULLETIN OF THE UNITED STATES NATIONAL MUSEUM
Issued September 28, 1910.