Exploration of the surface fauna of the Gulf Stream, under the suspices of the Coast Survey. III. Pt. 1. The Porpitidae and Velellidae. (Memoirs of the Museum of Comparative Zoölogy at Harvard College, v. 8, no. 2)
Exploration of the surface fauna of the Gulf Stream, under the suspices of the Coast Survey. III. Pt. 1. The Porpitidae and Velellidae.
(Memoirs of the Museum of Comparative Zoölogy at Harvard College, v. 8, no. 2)