Xll 



DATES OF PUBLICATION. 



Vol. X (1858). Signatures 1-6 in one (pages 1-88). Acknowledged by the- 



American Antiquarian Society, April 19, 1858. 

 7-9 in one (pages 89-128, Biol. Sect, 1-8). 

 10,11 in one (pages 129-160). 



12 (pages 161-176). 



13 (pages 177-184, Biol. Sect. 9-16). 



14,15 in one (pages 185-212, Biol. Sect. 17-20). 

 16-19 in one (pages 213-273, Biol. Sect. 21-28). Receipt 



Vol. XI (1859). 



Vol. XII (1860). 



Vol. Xm (1861). 



acknowledged bv 

 March 31, 1859 



the Smithsonian Institution, 



13 



14 

 15-19 



Signatures 1-3 in one (pages 1-44). 

 4-6 in one (pages 45-84). 

 7, 8 in one (pages 85-108). 

 9,10 in one (pages 109-132, Biol. Sect. 1-8). 

 11, 12 in one (pages 133-160). Receipt acknowledged by the 

 Smithsonian Institution, January 6, 1860. 

 (pages 161-176). Ditto, 

 (pages 177-192). 



in one (pages 193-270). Receipt acknowledged by the 

 Smithsonian Institution, January 10, 1860. 

 20 (pages 271-286). 

 21-23 in one (pages 287-326). Receipt acknowledged by the 



Smithsonian Institution, January 12, 1860. 

 24-27 in one (pages 327-355, Biol. Sect. 9-20). Received 

 at the Boston Society of Natural Historv before 

 March 30, 1860. 



Signatures 1-3 in one (pages 1-48). Receipt acknowledged 

 by the Smithsonian Institution, March 21, 1860. 



4.5 in one (pages 49-80). Ditto, April 13, 1860. 

 6 (pages 81-96). Ditto, June 15, 1860. 



7-8* in one (pages 97-144). 

 9-11 in one (pages 145-192, Biol. Sect. 1-8). 

 12-18 in one (pages 193-284). 

 19-21 in one (pages 285-324). 

 22-24 in one (pages 325-360). Receipt acknowledged by the 



Smithsonian Institution, November 15, 1860. 

 25-28 in one (pages 361-412). Ditto, January 18, 1861. 

 29-32 in one (pages 413-476). 

 33-35 in one (pages 477-516). 

 36-42 in one (pages 517 et seq. Biol. Sect. 9-20). Receipt 



acknowledged by the Boston Society of Natural 



History, March 31, 1861. 



Signatures 1-3 in one (pages 1-48). 



4 (pages 49-64). Receipt acknowledged by the Boston 

 Society of Natural History, March 31, 1861. 



5.6 in one (pages 65-96). Ditto, June 30, 1861. 

 7,8 in one (pages 97-120). 



9, 10 in one (pages 121-144). Receipt acknowledged by the 



Boston Society of Natural Historv, September 30, 



1861. 

 11-17 in one (pages 145-256). 

 18-21 in one (pages 257-328), Receipt acknowledged by the 



Smithsonian Institution^ December 28, 1861. 

 22-25 in one (pages 329-384). Receipt acknowledged by 



the Boston Society of Natural History, December 



31, 1861. 

 26-36 in one (pages 385 et seq.). Ditto. March 31, 1862. 



* Erroneously numbered 6-S. 



