35 



Also preparing : — 



Illustrations of North American Marine Invertebrates, from Drawings by Burk- 

 hardt, Sonrel, and A. Agassiz, prepared under the Direction of L Agassiz. 

 Selections from Embryological Monographs, compiled by A. Agassiz, 

 W. Faxon, and E. L. Mark (discontinued for the present). Papers by 

 Prof E. Ehlers on the Annelids of the Straits of Florida, dredged by 

 Messrs. Pourtales and Agassiz; in Connection with the Geological 

 Survey of Kentucky, by Prof. N. S. Shaler, on the Brachiopoda of the 

 Ohio Valley ; by A. Hyatt, on Cephalopods ; by M. E. Wadsworth ; by 

 E. L. Mark, on the Development of Lepidosteus and of Arachnactis ; 

 and by A. Agassiz and C. O. Whitman, on the Embryology of Bony 

 Fishes. 



Reports on the Dredging Operations for 1877, 1878, 1879, and 1880, in charge 

 of Alexander Agassiz, by the U. S. Coast Survey Steamer "Blake." 

 H. B. Brady (Foraminifera), P. H. Carpenter (Comatulse), W. H. Dall 

 (Mollusks of the Gulf of Mexico and the Caribbean Sea), G. B. Goode 

 and T. H. Bean (East Coast Fishes and Fishes of the Gulf of Mexico 

 and the Caribbean Sea), C. E. Hamlin (East Coast Mollusks), A. A. Hu- 

 brecht (Nemerteans), A. Milne-Edwards (Crustacea), A. E. Verrill 

 (Alcyonaria), and H. Theel (Holothuroidea). 



General Report on the Cruises of the " Blake." By Alexander Agassiz. 



