Bulletin of the Museum of Comparative Zoology 
AT HARVARD COLLEGE. 
VOL XLIII. No. 3. 
REPORTS ON THE DREDGING OPERATIONS OFF THE WEST COAST OF 
CENTRAL AMERICA TO THE GALAPAGOS, TO THE WEST COAST 
OF MEXICO, AND IN THE GULF OF CALIFORNIA, IN CHARGE OF 
ALEXANDER AGASSIZ, CARRIED ON BY THE U. S. FISH COMMIS- 
SION STEAMER “ALBATROSS,” DURING 1891, LIEUT. COMMANDER 
Z. L. TANNER, U.S. N., COMMANDING. 
XXXIV. 
LAGISCA IRRITANS, SP. NOV., EIN SYMBIONT 
VON HYDROKORALLEN. 
Von Emit von MARENZELLER. 
[Published by Permission of MARSHALL MoDoNALD and GEORGE M. BOWERS, 
U. S. Fish Commissioners. ] 
Wiru ONE PLATE. 
CAMBRIDGE, MASS, U.S. A. : 
PRINTED FOR THE MUSEUM. 
Avausr, 1904. 
