

Itmorrs of t^« gtusnim of Comparatifae ^obl00g 



AT HARVARD COLLEGE. 



Vol. XXVII. No. 1. 



REPORTS 



ON THE 



RESULTS OF DREDGING, 



UNDER THE SUPERVISION OF 



ALEXANDER AGASSIZ, 



IN THE GULF OF MEXICO (1877-78), IN THE CARIBBEAN SEA (1878-79), AND 

 ALONG THE ATLANTIC COAST OF THE UNITED STATES (1880), 



BY THE 



U. S. COAST SURVEY STEAMER "BLAKE," 



LIEUT.-COM. C. D. SiGSBEE, U. S. N., AND COMMANDEK J. R. BaKTLETT, U. S. N., COMMANDING. 



XXXIX. 



LES DROMIACES ET OXYSTOMES 



PAR 



ALPHONSE MILNE EDWARDS et E. L. BOUVIER. 



[Published by permission of Carlii-e P. Pattebson and Otto H. Tittmann, 



Superiuteudeuts of the U. S. Coast aud Geodetic Survey] 



With Twenty-five Plates. 



CAMBRIDGE, U.S.A.: 



PtinteU for tlje ISuseum. 



■April, 1902. 



