APPENDIX C. 295 



the Trustees of the Museum, in 1861, pp. 43-49. 8vo. Boston, 

 1861. 



1861. 35 1. Discussion on the primordial fauna. Proc. Boston 

 Soc. Nat. Hist., Vol. VIII., pp. 58-59. Boston, January, 1861. 



1861. 352. Some remarks on the circumscription of animals in 

 the ocean. Proc. Boston Soc. Nat. Hist., Vol. VIII., p. 60. Boston, 

 January, 1861. 



1 86 1. 353. Observations on the rate of increase and other char- 

 acters of fresh-water shells, Unios. Proc. Boston Soc. Nat. Hist., 

 Vol. VIII., pp. 100-102. Boston, February, 1861. 



1861. 354. Perforation in rocks made by the Saxicava rugosa, 

 a bivalve shell. Proc. Boston Soc. Nat. Hist., Vol. VIII., p. 102. 

 Boston, February, 1861. 



1861. 355. Two individual corals developed from one base. 

 Proc. Boston Soc. Nat. Hist., Vol. VIII., p. 104. Boston, February, 

 1861. 



1861. 356. Pressure on living star-fishes at great depths. Proc. 

 Boston Soc. Nat. Hist., Vol. VIII., p. 104. Boston, February, 1861. 



1861. 357. On the homologies of Echinoderms. Proc. Boston 

 Soc. Nat. Hist., Vol. VIII., pp. 235-238. Boston, November, 1861. 



1861. 358. Remarks on bilateral symmetry and laterality in 

 mollusks. Proc. Boston Soc. Nat. Hist., Vol. VIII ., p. 279. Boston, 

 November, 1861. 



1862. 359. Third Annual Report of the Museum of Compara- 

 tive Zoology, October, 1861. In Annual Report of the Trustees of 

 the Museum of Comparative Zoology, together with tJie Report of the 

 Director, 1862, pp. 5-17. 8vo. Boston, 1862. 



1862. 360. Directions for collecting objects of natural history, 

 by L. Agassiz, Director of the Museum of Comparative Zoology. 

 8 p. 8vo. No date, no place of publication. Cambridge, 1862. 



1862. 361. Highly interesting discovery of new Sauroid re- 

 mains. In a letter to B. Silliman. Amer. Journ. Sc., 2d series, 

 Vol. XXXIII., p. 138. January, 1862. 



