. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 16 B. H. GRAVE. It appears that most of the individuals of the Pinnidae lack the otocyst altogether. There is not a trace of such an organ to be found in nine tenths of the specimens! In all, I have found only six with otocysts and in these they are highly variable in size and shape. Of five specimens of Pinna nobilis from the Mediterranean, not one had an otocyst, and an equal number of specimens of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readabilit
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 16 B. H. GRAVE. It appears that most of the individuals of the Pinnidae lack the otocyst altogether. There is not a trace of such an organ to be found in nine tenths of the specimens! In all, I have found only six with otocysts and in these they are highly variable in size and shape. Of five specimens of Pinna nobilis from the Mediterranean, not one had an otocyst, and an equal number of specimens of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory
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