IV CONTENTS 



Page 

 No. 11. — New Plagiostomia. By Samuel Garmax. January, 1906 . . . 201 



No. 12. — Vertebrata from the Savanna of Panama. By Octeam Bangs, 

 Thomas Barbour, Samuel Garmax, and Johx E. Thayer. January, 

 1906 209 



No. 13. — Reports on the Scientific Kesults of the Expedition to the Eastern 

 Tropical Pacific, in charge of Alexander Agassiz, by the U. S. Fish Commis- 

 sion Steamer "Albatross," from October, 1904, to March, 1905, Lieut. 

 Commander L. M. Garrett, U. S. N., Commanding. IV. Octacnemus. By 

 William E. Riiter. (3 plates.) January, 1906 231 



No. 14. — Certain Scopelids in the Collection of the Museum of Comparative 

 Zoology. By Charles H. Gilbert. (3 plates.) April, 1906 253 



