The following Publications of the Museum of Comparative Zo6logy are 



in preparation; — 



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

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

 E. L. MARK. On Arachnactis. 



H t'^cSRK ''^^- ?■ ^^HITMAN. Pelagic Pishes. Part II.. with 14 Plates. 

 H. L. CLARK. The "Albatross" Hawaiian Echini. 



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 "Biake." as follows-— 



t TyIIuuT'^IT T ^- "^ ^OUVIER. The Crustacea of the "Blake." 

 A. ii,. vjiKKILL. The Alcyonaria of the "Blake." 



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



Albatross Lieutenant Commander Z. L. Tanner, U. S. N., Commanding in 



charge of Alexander Agassiz. as follows:— <»"umg. m 



K. BRANDT. The Sagittae. 

 K. BRANDT. The Thalassiculae. 

 O. CARLGREN. The Actinarians. 

 R. V. CHAMBERLIN. The Annelids. 

 W. R. COE. The Nemerteans. 

 REINHARD DOHRN. The Eyes of 



Deep-Sea Crustacea. 

 H. J. HANSEN. The Cirripeds. 

 H. J. HANSEN. The Schizopods. 

 HAROLD HEATH. Solenogaster. 



W. A. HERDMAN. The Ascidians. 

 S. J. HICKSON. The Antipathids. 

 E. L. MARK. Branchiocerianthus. 

 JOHN MURRAY. The Bottom Speci- 



mens. 

 P. SCHIEMENZ. 



Heteropods. 

 THEO. STUDER 



The Salpidae and Doliohdae 



H. B. WARD. The Sipunculids. 



The Pteropods and 

 The Alcyonarians. 



Reports on the Scientific Results of the Expedition to the Tropical Pacific, in 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 Com 

 manding, as follows: — '. ■ '^- '■^■' '^""i- 



R. V. CHAMBERLIN. The Annelids. 

 H. L. CLARK. The Holothurians. 

 H. L. CLARK. The Ophiurans. 



The Volcanic Rocks. 



The Coralliferous Limestones. 



S. HENSHAW. The Insects. 

 R.VONLENDENFELD. The Siliceous 



Sponges. 

 G. W. MtJLLER. The Ostracods. 



The Crustacea 



MARY J. RATHBUN. 



Decapoda. 

 G. O. SARS. The Copepods. 

 L. STEJNEGER. The Reptiles. 

 C. H. TOWNSEND. The Mammals. 



Birds, and Fishes. 

 T. W. VAUGHAN. The Corals. Recent 



and Fossil. 



