MUSEUM OF COMrARATIVE ZOOLOGY. 183 



1867. Contributions to the Fauna of the Gulf Stream at great Depths. By 

 L. F. de Pourtales, Assistant U. S. Coast Survey. Bull. Mus. Conip. Zool., 

 Vol. I. No. 6. Cambridge. 1867. pp. 18. ' 



18G8. Contributions to the Fauna of the Gulf Stream at great Depths (2d 

 series). By L. F. de Pourtales, Assistant U. S. Coast Survey. Bull. Mus. 

 Comp. Zool., Vol. I. No. 7. Cambridge. 1868. pp. 22. 



1868. Report of Assistant L. F. Pourtales on Dredgings made in the Sea 

 near the Florida Keef. Coast Survey Report for 1868. 



1869. Report upon Deep-Sea Dredgings in the Gulf Stream during the 

 Third Cruise of the U. S. Steamer Bibb, addressed to Professor B. Peirce, 

 Superintendent U. S. Coast Survey. By L. Agassiz. Bull. Mus. Comp. Zool, 

 Vol. I. No. 13. Cambridge. 1869. pp. 24. Also Coast Sui-vey Report for 

 1869. 



1869. The Gulf Stream. Characteristics of the Atlantic Sea-Bottom off the 

 Coast of the United States. By L. F. Pourtales. Coast Survey Report for 

 1869. 



1869. Preliminary Report on the Echini and Starfishes dredged in Deep 

 Water between Cuba and the Florida Reef. By L. F. de Pourt^iles, Assistant 

 U. S. Coast Survey. Prepared by Alexander Agassiz. Bull. Mus. Comp. 

 Zool., Vol. I. No. 9. Cambridge. 1869. pp. 56. 



1869. Preliminary Report on the Ophiuridae and Astrophytidaj dredged in 

 Deep Water between Cuba and the Florida Reef. By L. F. de Pourtales, Assist- 

 ant U. S. Coast Survey. Prepared by Theodore Lyman. Bull. Mus. Comp. 

 Zool., Vol. I. No. 10. Cambridge. 1869. pp. 46. 



1869. List of the Crinoids obtained on the Coasts of Florida and Cuba by 

 the U. S. Coast Survey Gulf Stream Expeditions in 1867, 1868, and 1869. By 

 L. F. de Pourtales, Assistant U. S. Coast Survey. Bull. Mus. Comp. Zool., 

 Vol. L No. 11. Cambridge. 1869. pp.4. 



1869. List of Holothuridse from the Deep-Sea Dredgings of the United States 

 Coast Survey. By L. F. de Pourtales, Assistant U. S. Coast Survey. Bull. 

 Mus. Comp. Zool., Vol. L No. 12. Cambridge. 1869. pp. 3. 



1870. Preliminary Report on the Crustacea dredged in the Gulf Stream in 

 the Straits of Florida, by L. F. de Pourtales, Assistant U. S. Coast Survey. 

 Part I. Brachiura. Prepared by Dr. William Stimpson. Bull. Mus. Comp. 

 Zool., Vol. IL No. 2. Cambridge. 1870. pp. 52. 



1870. Der Boden des Golfstromes und dez Atlantischen Kiiste Nord Amer- 

 ika's. Von L. F. v. Pourtales. Petermann's Geograph. Mittheilungen, 1870. 

 Heft XL pp. 5. 1 map. 



1870. Grundziige einer Spongien Fauna des Atlantischen Gebictes. Von 

 Oscar Schmidt, Leipzig. 1870. Fol. pp. 88. Pis. 6. 



1871. Appendix to the Preliminary Report (Bull. No. 9, Vol. I.) on the 

 Echini collected by L. F. de Pourtales. By Alexander Agassiz. Bull. Mus. 

 Comp. Zo(3l., Vol. II. No. 5. Cambridge. 1871. pp. 3. 



1871. Report on the Brachiopoda obtained by the U. S. Coast Survey Ex- 

 pedition in charge of L. F. de Pourtales, with a revision of the Craniida; and 



