The following Publications of the Museum of Comparative Zoology are 



in preparation: — 



LOUIS CABOT. Immature State of the Odonata, Part IV. 

 E. L. MARK. Studies on Lepidosteus, continued. 

 E. L. MARK. On Arachnactis. 



Reports on the Results of Dredging Operations in 1877, 1878. 1879. and 1880, in charge of 

 Alexander Agassiz, by the U. S. Coast Survey Steamer "Blake," as follows: — 



A. MILNE EDWARDS and E. L. BOUVIER. The Crustacea of the "Blake." 

 A, E. VERRILL. The Alcyonaria of the "Blake." 



Reports on the Results of the Expedition of 1891 of the U. S. Fish Commission Steamer "Alba- 

 tross," Lieutenant Commander Z. L. Tanner, U. S. N., Commanding, in charge of 

 Alexander Agassiz, as follows: — 



K. BRANDT. The Sagittae W.A. HERDMAN. The Ascidians. 



K. BRAIN DT. The Thalassicolae. S J HICKSON The Antipathids 



O. CARLGREN. The Actinarians. E. L. MARK Branchiocerianthus. 



R. V. CHAMBERLIN. The Annelids. JOHN MURRAY. The Bottom Speci- 



W. R. COE. The Nemerteans. mens. 



REINHARD DOHRN. The Eyes of Deep- P. SCHIEMENZ. The Pteropods and 



Sea Crustacea. Heteropods. 



H. J. HANSEN. The Cirripeds. THEO. STUDER. The Alcyonarians. 



H. J HANSEN. The Schizopods. The Salpidae and Doliolidae. 



HAROLD HEATH. Solenogaster. H. B. WARD. The Sipunculids. 



Reports on the Scientific Results of the Expedition to the Tropical Pacific, ill charge of 

 Alexander Agassiz, on the U. S. Fish Commission Steamer "Albatross," from August, 

 1899, to March, 1900, Commander Jefferson F. Moser, U. S. N., Commanding, as 

 follows : — 



R. V. CHAMBERLIN. The Annelids. .MARY J. RATHBUN. The Crustacea 



H. L. CLARK. The Holothurians. Decapoda. 



The Volcanic Rocks. • ^- O- SARS. The Copepods. 



L. STEJNEGER. The Reptiles. 



The Coralliferous Limestones. 



T. W. VAUGHAN. The Corals, Recent 

 S- HENSHAW. The Insects. ^^^ Fossil. 



G. W. MULLER. The Ostracods. A. WETMORE. The Mammals and Birds. 



