Report on the Hydroida collected, during the exploration of the Gulf stream by L. F. de Pourtales, assistant U.S. Coast survey ... by Geo. J. Allman ... (Memoirs of the Museum of Comparative Zoölogy at Harvard college, vol. V, no. 2)
Report on the Hydroida collected, during the exploration of the Gulf stream by L. F. de Pourtales, assistant U.S. Coast survey ... by Geo. J. Allman ...
(Memoirs of the Museum of Comparative Zoölogy at Harvard college, vol. V, no. 2)