38. Description of a iVTow Genus and species of Al- 

 cyonoid Polyp. 



Proceed. Cal. Acad. Sciences, August 18, 1873, with additions and plate. 

 [Also separately, with plate.] 



39. Prolific Joint Corn. 



California Horticulturist, November, 1873. 



40. Remarks suggested by Dr. J. E. Gray's Paper on 

 the "Stick Fish," in "Nature," November 6, 1873. 



Proceed. Cal. Acad, of Sciences, March 16, 1874. [Also separately.] 



41. Remarks on the Upper Tuolumne Canyon. 



Proceed. Cal. Acad. Sciences, September 15, 1873. [Also separately'.] 



42. On the Vitality of Certain Land Mollusks. 



Proceed. Cal. Acad. Sciences, October 18, 1875, with plate. American 

 Naturalist, Vol. XI, February, 1877. 



[Also separately, with plate as " Conchological Memoranda, No. XIII."] 



43. Description of New Fossil Shells from the Ter- 

 tiary of California. 



Proceed. Acad. Nat. Sciences of Philadelphia, 1875, with plate. 



44. Aboriginal Shell Money. 



American Naturalist, Vol. XI, June, 1877, with figures and plate. 



45. Aboriginal Shell Ornaments, and Mr. E. A. Bar- 

 ber's Paper thereon. 



American Naturalist, Vol. XI, August, 1877. [Also separately.] 



