MUSEUM OF COMPARATIVE ZOOLOGY. 3 



No. 8. Reports on the DREDGING OPERATIONS of the IT. S. C. S. Str. "Blake." I. 



Description of SOUNDING MACHINE, Water-Bottle, and Detacher. By 



Lieut.-Commander C. D. Sigsbee, U. S. N. pp. 11 5 Plates. December, 1878. 60c. 

 *No. 9. Reports on the DREDGING OPERATIONS of the U. S. C. S. Str. "Blake." II. 



ECHINI, by A. Ag.issiz. CORALS and CRINOIDS, by L. F. de Pourtales. 



OPHIURANS, by T. Ltman. pp. 58. 10 Plates. December, 1878. $1.50. 

 No. 10. Reports on the DREDGING OPERATIONS of the U. S. C. S. Str. "Blake." III. 



Report on HYDROIDA. By S. F. Clarke, pp. 14. 5 Plates. January, 1879. 65c. 



* No. IL On some Young Stages in the Development of HIPPA, PORCELLANA, and 



PINNIXA By W. Faxon, pp. 16. 5 Plates. April, 1879. 66c. 



* No. 12. Reports on the DREDGING OPERATIONS of the U. S. C. S. Str. " Blake." IV. 



PreLLminai-y Report on the WORMS. By Prof Ernst Ehlers of Gottingen. pp. 6. 



June, 1879. 5c. 

 *No. 13. On the Classification of ROCKS. By M. E. W.iDSWORTH. pp.13. June, 1879 15c. 

 No. 14. Letter No. 3 to C. P. Patterson, Supt. U. S. Coast Survey, on the DREDGING 



OPERATIONS of the U. S. C. S. Str. " Blake." By A. Agassiz. pp.14. 2 Maps. 



June, 1879. 35c. 

 No. 15. On the Development of PAL^MONETES VULGARIS. By Walter Faxon, pp. 28. 



4 Plates. September, 1879. 68c. 

 No. 16. On the Jaw and Lingual Dentition of certain TERRESTRIAL MOLLUSKS. By 



W. G. BiNNET. pp. 38. 2 Plates. December, 1879. 55c. 



Vol. Vr., Part I., September, 1879 - October, 1880, contains Nos. 1-11 : — 



No. 1, List of the DREDGING STATIONS occupied by the U. S. C. S. Steamers "Cor- 

 win," "Bibb," " Hassler," and "Blake," from 1867-1879. By Benjamin Peibce 

 and Carlile P. Patterson, Superintendents of the U. S. Coast Survey, pp. 16. Sep- 

 tember, 1879. 15c. 



No. 2. OPHIURID^ and ASTROPHYTID^E of the " Challenger " Expedition. By Theo- 

 dore Ltman. Part II. pp. 67. 9 Plates. December, 1879. $1.50. 



No. 3. Reports on the Results of DREDGING under the Supervision of Alexander 

 Agassiz, in the Gulf ot Mexico, 1877-78, by the U. S. C. S. Str. " Blake." Lieut.- 

 Commander C. D. Sigsbee, U. S. N., commanding. V. General Conclusions from 

 a Prelimtaary Examination of the MOLLUSCA. By W. H. Dall. pp. 9. 

 February, 1880. 10c. 



No. 4. Report on the Results of DREDGING, by the U. S.C. S. Str. "Blake." VI. Report 

 on the CORALS and ANTIPATHARIA. By L. F. de Pourtales. pp. 26. 

 3 Plates. February, 1880. 55c. 



* No. 5. The Ethmoid Bone in the BATS. By H.arrison Allen, M.D. pp.2. April, 1880. 5c. 



* No. 6. On Certain Species of CHELONIOID^. By S. TV. Garm.^n. pp.4. April, 1880. 5c. 



* No. 7. Contribution to a Knowledge of the Tubular JELLY FISHES. By J. Walter 



Fewkes. pp. 20. 3 Plates. April, 1880. 50c. 



* No. 8. Letter No. 4 to C. P. Patterson, Supt. U. S. Coast Survey, on the DREDGING 



OPERATIONS of the U. S. C. S. Str. "Blake," Commander Bartlett, U. S. N., 

 during the summer of 1880. By A. Agassiz. pp. 8. September, 18S0. 10c. 



* No. 9. Reports on the Results of DREDGING by the U. S. C. S. Str. "Blake" VII. 



Description of a GRAVITATING TRAP for obtaining Specimens of Ani- 

 mal Life from intermedial ocean Depths. By Lieut.-Commander C. D. Sigsbee, 

 U. S. N. pp. 4. 1 Plate. September, 1880. 15c. 



No. 10. On some Points in the Structure of the Embryonic ZOEA. By Walter Faxon. 

 pp. 8. 2 double Plates. October, 1880. 40c. 



No. 11. New Species of SELACHIANS in the Museum Collection. By S. Garman. pp. 6. 

 October, 1880. 5c. 



Vol. VI., Part II. , October, 1881, completing the volume, c.ontains : — 



No. 12. Maturation, Fecundation, and Segmentation of LIMAX CAMPESTRIS Binney. 

 By E. L. Mark. pp. 453. 5 Plates. October, 1881. $7.50. 



* Out of print. 



