The following Publications of the Museum contain Reports on the Dredging Operations in 

 charge of Alexander Agassiz, of the U. S. Fish Commission Steamer ''Albatross," during 

 1S91, Lieut. Commander Z. L. Tanner, U. S. N., Commanding. 



IV. 



VI. 



VII. 



Tluee Letters from Alexander Agassiz to the Hon. 

 Marshall McDonald, U. S. Commissioner 

 of Fish and Fisheries, on the Dredging 

 Operations of tlie "Albatross " in 1891. 

 Bull. M. C. Z., Vol. XXI. Xo. 4. June, 

 1891. 16 pp. 

 I. A. Agassiz. Ou Calamocrinus Diomedas, a 

 new Stalked Crinoid from the Galapa- 

 gos. Mem. M. C. Z., Vol. XVII. No.' 2. 

 January, 1892. 95 pp. 32 Plates. 

 II. A. Agassiz. General Sketch of the Expe- 

 dition of the •' Albatross," from February 

 to .May, 1891. Bull. M. C. Z., Vol. 

 XXIII. Xo. 1. February, 1892. 89 pp. 

 22 Plates. 

 III. A. Goes. Neusina Agassizi. Bull. M. C.Z., 

 Vol. XXIII. Xo. 5. December, 1892. 

 4 pp. 1 Plate. 

 H. LuDWiG. Vorlaufiger Bericht iiber die 

 erbeuteten Ilolothurien. Zeit. Anz., No. 

 420. 1893. Bull. M. C. Z., Vol. XXIV. 

 No. 4. June, 1893. 10 pp. 

 Geo. p. Merrill. The Rocks of the 

 Galapagos. Bull. M. C. Z., Vol. XVI. 

 No. 13. July, 1893. 3 pp. 

 W. Faxon. Preliminary Descriptions of 

 new Species of Crustacea. Bull. ''I. C. Z., 

 Vol. XXIV. No. 7. August, 1893. 72 pp. 

 S. H. Scudder. The Ortlioptera of the 

 Galapagos. Bull. M. C. Z., Vol. XXV. 

 No. 1. September, 1893. 25 pp. 3 

 Plates. 

 VIII. W. ScHiMKEWiTSCH. The Pygnogonidse. 

 Bull. xM. C. Z., Vol. XXV. No. 2. Decem- 

 ber, 1893. 17 pp. 2 Plates. 

 IX. W. McM. WooDWORTH. The Planari- 

 ans. Bull. M. C. Z., Vol. XXV. No. 4. 

 January, 1894. 4 pp. 1 Plate. 

 X. Th. Studer, Note prdliminaire sur les 

 Alcyouaires. Bull. M. C. Z., Vol, XXV. 

 No. 5. February, 1894. 17 pp. 

 XI. S. F. Clarke. The Hydroids. Bull. 

 M. C. Z., Vol. XXV. No. 6. February, 

 1894. 7 pp. 5 Plates. 



XII. H. LuDWiG. The Holothurians. Mem. 



M. C. Z., Vol. XVII. No. 3. October 

 1894. 183 pp. 19 Plates. 



XIII. R. Bergh. Die Opisthobranchien. Bull. M. 



C. Z., Vol. XXV. No. 10. October, 1894. 

 109 pp. 12 Plates. 



XIV. A. Ortmasn. The Pelagic Schizopoda. 



Bull. M. C. Z., Vol. XXV. No. 8. Sep- 

 tember, 1894. 13 pp. 1 Plate. 

 XV. W.Faxon. The Crustacea. Mem. M. C.Z., 

 Vol. XVIII. April, 1895. 292 pp. 67 

 Plates. 



XVI. W. Giesbrecht. Die Pelagischen Copc- 



podeii. Bull. M. C. Z., Vol. XXV. No. 

 12. April, 1895. 20 pp. 4 Plates. 



XVII. C. 11. Town 8 END. The Birds of Cocos 



Mand. Bull. M. C. Z., Vol. XXVH. 

 No. 3. July, 1895. 8 pp. 2 Plates. 



XVIII. C. Hartlaub. Die Comatuliden. Bull. 



M. C. Z., Vol. XXVII. Xo. 4. August, 



XIX. G. W. Mcller. Die Ostracoden. Bull. 

 M. C. Z., Vol. XXVH. No. 5. Octo- 

 ber, 1895. 10 pp. 3 Plates. 

 XX. A. Goijs. The Foraminifera. Bull. M. 

 C. Z., Vol. XXIX. No. 1. February, 



1896. 103 pp. 9 Plates. 



XXI. O. Maas. Die Medusen. Mem. M. C. Z., 



Vol. XXIII. No. 1. September, 1897. 



92 pp. 15 Plates. 



XXII. H. J. Hansen. The Isopoda. Bull. M. 



C. Z., Vol. XXXI. No. 5. December, 



1897. 38 pp. 6 Plates. 



XXIII. A. Ag^.ssiz. Preliminary Report on the 



Echini. Bull. M. C. Z., Vol. XXXII. 

 No. 5. June, 1898. 18 pp. 14 Plates. 



XXIV. E. L. Mark. Preliminary Report on 



Branchiocerianthus urceolus. Bull. M. 

 C. Z., Vol. XXXII. No. 8. August, 



1898. 8 pp. 3 Plates. 



XXV. C. F. LiJTKEN and Th. Mortensen. The 

 Ophiuridse. Mem. M. C. Z., Vol. XXIII. 

 No. 2. November, 1899. 114 pp. 22 

 Plates and Chart. 



XXVI. S. Garman. The Fishes. Mem. M. C. Z., 

 Vol. XXIV. November, 1899. 426 pp. 

 97 Plates and Chart. 

 XXVII. W. McM. WooDWORTH. Preliminary- 

 Account of Planktonemertes Agassizii. 

 Bull. M. C. Z., Vol. XXXV. No. 1. 

 July, 1899. 4 pp. 1 Plate. 

 XXVIII. L. Stejneger. Two new Lizards of the 

 genus Anolis, from Cocos and Mali)elo 

 Islands. Bull. M. C. Z., Vol. XXXVL 

 No. 6. November, 1900. 6 pp. 1 Plate. 



XXIX. W. E. HOYLE. The Cephalopoda. Bull. 

 M. C. Z., Vol. XLIII. No. 1. March, 



1904. 71 pp. 12 Plates. 



XXX. H. V. Wilson. The Sponges. Mem. M. 

 C. Z., Vol. XXX. No. 1. July, 1904. 

 164 pp. 26 Plates. 

 XXXI. R. VON Lendenfeld. The Radiating 

 Organs of the Deep Sea Fishes. Mem. 

 M. C. Z., Vol. XXX. No. 2. August, 



1905. 49 pp. 11 Plates, 1 Chart. 

 XXXII. A. Agassiz. The Panaraic Deep Sea 



Echini. Mem. M. C. Z., Vol. XXXL 

 November, 1904. 10, 243 pp. 112 

 Plates. 

 XXXni. E. VON Marenzeller. Stein-und 

 Hydro-Korallen. Bull. M. C. Z., 

 Vol. XLIII. No. 2. August, 1904. 

 16 pp. 3 Plates. 



XXXIV. E. VON Marenzeller. Lagiscalrritans, 



sp., nov., ein Symbiont von Ilydro- 

 korallen. Bull. M. C. Z., Vol. XLIII. 

 No. 3. August, 1904. 6 pp. 1 Plate. 



XXXV. H. Ll-dwig. Asteroidea. Mem. M. C. Z., 



Vol. XXXII. July, 1905. 12, 292 pp. 

 35 Plates, 1 Chart. 



XXXVI. E. TRO.IAN. Ein Beitrag zur Morpliolo- 



gie des Tiefseefischgehirnes. Mem. 

 M. C. Z., Vol. XXX. No. 3. October, 



