Erylus rotundus cidaris Lendenfeld, 1910

Lendenfeld, R. Von 1910b. The Sponges. 2. The Erylidae. In: Reports on the Scientific Results of the Expedition to the Eastern Tropical Pacific, in charge of Alexander Agassiz, by the U. S. Fish Commission Steamer ‘Albatross’, from October, 1904, t