. The Biological bulletin. Biology; Zoology; Marine biology. Explanation of Plate II Fig. 5. Diagram of the structure of a dividing Pcranema according to Hall and Powell and reconstructed by the writer from a study of their work. The flagellum is pictured as single and the second blepharoplast of the writer is in- terpreted by them as a centrosome. Fig. 6. Diagram of the structure of a dividing Peranema according to Brown and reconstructed by the writer from a study of his work. The flagellum is pic- tured as single but bifurcated at its base, and each of the two roots ends in a blepharoplast,


. The Biological bulletin. Biology; Zoology; Marine biology. Explanation of Plate II Fig. 5. Diagram of the structure of a dividing Pcranema according to Hall and Powell and reconstructed by the writer from a study of their work. The flagellum is pictured as single and the second blepharoplast of the writer is in- terpreted by them as a centrosome. Fig. 6. Diagram of the structure of a dividing Peranema according to Brown and reconstructed by the writer from a study of his work. The flagellum is pic- tured as single but bifurcated at its base, and each of the two roots ends in a blepharoplast, the nearer one at each pole of the dividing nucleus serving as a centrosome or centriole. Fig. 7. Posterior end of Peranema showing a vacuole containing matter for defecation. Drawn from life. Fig. 8. Posterior end of Peranema showing a clear defecatory vacuole. Drawn from 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 Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-; Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report; HighWire Press. Lancaster, Pa. [etc. ] : Lancaster Press, inc. [etc. ]


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectb, booksubjectzoology