A SKETCH OF HIS LIFE 
47 
1884 
Is Salpa an example of alternation of generations? Nature, vol. 30, 1884. 
On the life-history of Eutima and on radial and bilateral symmetry in hydroids. 
Zool. Anzeiger, Jahrg. 7, 1884. 
The development and protection of the oyster in Maryland : Report of the Oyster 
Commission of the State of Maryland, Annapolis, Maryland; 183 pp., 7 maps, 
13 pis., 4«- 
On a new law of variation. Johns Hopkins University Circulars, vol. 4, no. 35, 
December, 1884, pp. 14-15. 
A new law of organic evolution. Science, vol. 4, 1884, pp. 532-534. 
1885 
On the artificial propagation and cultivation of the oyster in floats. Johns Hop- 
kins University Circulars, 1885, vol. 5, no. 43, p. 10; Also Science, vol. 6, 1885, 
pp. 437-438. 
Oyster farming in North Carolina. Forest and Stream, New York, 1885. 
Influences determining sex. Pop. Sci. Monthly, January, 1885, pp. 323-330. 
Can man be modified by selection? Pop. Sci. Monthly, May, 1885. 
Abstract of researches on embryology of Limulus polyphemus. Johns Hopkins 
University Circulars, vol. 5, no. 43, October, 1885, pp. 2-5. (With Adam 
Bruce.) 
Notes on Stomatopoda. Johns Hopkins University Circulars, vol. 5, no. 43, Octo- 
ber, 1885, pp. 10-11. 
A note on inheritance. Johns Hopkins University Circulars, vol. 5, no. 43, Octo- 
ber, 1885, pp. 11-12. 
1886 
Life on a coral island. Pop. Sci. Monthly, October, 1886; also Baltimore Sun, 
August 16, 1886. 
The anatomy and development of the Salpa-chain. Studies Biol. Lab. Johns 
Hopkins University, vol. 3, 1886, 22 pp., 15 cuts. 2 pis. 
Notes on the Stomatopoda. Ann. and Mag. Nat. Hist., vol. 17, 1886. 
Report on the Stomatopoda collected by H. M. S. Challenger, Challenger Re- 
ports, vol. 16, 1886, 114 pp., 16 pis., 4.° 
The life-history of the Hydro-medusae: A discussion of the origin of the Medusae 
and of the significance of metagenesis. Mem. Boston Soc. Nat. Hist., vol. 
3, 1886, 67 pp., 8 pis. 
The zoological work of the Johns Hopkins University, 1878-86. Johns Hopkins 
University Circulars, vol. 6, no. 54, December, 1886, pp. 37-39. 
The Stomatopoda of the Challenger expedition. Johns Hopkins University Cir- 
culars, no. 49. 
Development and alternation of generations of the Hydro-medusae. Proc. 
Acad. Nat. Sci., Philadelphia, March 3, 1886; also Science, vol. 7, no. 163. 
