NATIONAL ACADEMY BIOGRAPHICAL MEMOIRS — VOL. VII 



On the Lucayan Indians. Mem. National Acad. Sci., Vol. IV, No. 10, 

 1889, 9 pp., 12 pis. 



What conditions are necessary for the establishment by selection of a 

 deaf variety of the human race? Report of the Royal Commission 

 on the Blind, the Deaf, and the Dumb, etc. ; London, 1889. 



1890. 



On the relationship between Salpa and Pyrosoma. Johns Hopkins Uni- 

 versity Circulars, Vol. 9, No. 80, April, 1890, pp. 55-56. 



The structure and development of the gonophores of a certain siphono- 

 phore belonging to the order Auronectse. Johns Hopkins University 

 Circulars, Vol. 9, No. 88, 1890. (With E. G. Conklin.) 



Course of reading for graduate and special students in morphology at 

 the Johns Hopkins University. Johns Hopkins University Circulars, 

 December, 1890, p. 37. 



1891. 



The oyster. Johns Hopkins University Press, Baltimore, 1891. 

 On the early stages of echinoderms. Johns Hopkins University Circu- 

 lars, May, 1891, p. 101. 



1892. 



The embryology and metamorphosis of the Macrura. Johns Hopkins 

 University Circulars, Vol. XI, No. 97, April, 1892, pp. 65-72. (With 

 F. H. Herrick.) (Introductory chapter of the following work.) 



The embryology and metamorphosis of the Macrura. Mem. National 

 Acad. Sci., Vol. 5, 1892, 135 pp., 57 pis. (With F. H. Herrick.) 



The English plan for the Columbus Marine Biological Station in 

 Jamaica. Letter to New York Daily Tribune, April 4, 1892. 



1893. 



The origin of the organs of Salpa. Abstract of Chapter XIV of the 

 Memoir on the Genus Salpa. Johns Hopkins University Circulars, 

 Vol. XII, No. 106, January, 1893, pp. 93~97- 



Aspects of nature in the West Indies. From the notebook of a natur- 

 alist. Scribner's Monthly, July, 1893. 



The Genus Salpa. Memoirs Biol. Lab. Johns Hopkins University, 1893, 

 303 pp., 46 pis., 4°- 



Salpa in its relation to the evolution of life. Studies Biol. Lab. Johns 

 Hopkins University, Vol. 5, 1893, pp. 129-212. 



Maryland, its resources, industries, and institutions. 

 Chap. VII : Fish and fisheries. 

 Chap. VIII : The oyster. 



The nutrition of the salpa embryo. Johns Hopkins University Circu- 

 lars, January, 1893, pp. 97-98. 



