Amer. Naturalist, vol. xxiii, pp. 591-602, Phila., 1889.
New invertebrata from the coast of California.
Bull. Essex Inst., vol. xxi, pp. 99-146, Salem, 1889.
A preliminary notice of a stalked Bryozoon (Ascorhiza occidentalis).
Ann. and Mag. Nat. Hist., 6th ser., vol. iii, no. 13, pp. 1-6, London, 1889.
On a new Athorybia.
Ann. and Mag. Nat. Hist., 6th ser., vol. iii, no. 15, pp. 207-210, London, 1889.
On Angelopsis, and its relationship to certain Siphonophora taken by the “Challenger.”
Ann. and Mag. Nat. Hist., 6th ser., vol. iv, no. 20, pp. 146-155, London, 1889.
Report on the Medusæ collected by the U. S. Fish Commission Steamer Albatross in the region of the Gulf Stream, in 1885-’86.