. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FUSION IN SOLITARY ASCIDIANS 199. FIGURE 4. Part of Figure 3 at higher magnification. The fibrous matrix is continuous between the fused animals allowing free interchange of the cells contained within the tunic. (Abbreviations: see Figure 2.) The majority of fusions were between individuals of equal size, but fusion between individuals of several-fold difference in size was also found. Frequency of fusion One panel was examined for frequency of fusion. Of 190 animals, 48 were single; occasionally they had unscored juveniles


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FUSION IN SOLITARY ASCIDIANS 199. FIGURE 4. Part of Figure 3 at higher magnification. The fibrous matrix is continuous between the fused animals allowing free interchange of the cells contained within the tunic. (Abbreviations: see Figure 2.) The majority of fusions were between individuals of equal size, but fusion between individuals of several-fold difference in size was also found. Frequency of fusion One panel was examined for frequency of fusion. Of 190 animals, 48 were single; occasionally they had unscored juveniles attached to their tunics. The re- maining 142 individuals were in direct physical contact with one or more conspe- cifics, yielding groups of 2-10 animals. As 29 individuals in these groups were unseparable by the method described above, a subsample of 13 of these was analysed histologically. These were fused. It was concluded that about 20% of those which occurred in groups were fused to conspecifics. Fusion was, with one exception, between two ascidians; one group of three fused individuals was found. Although 0-1mm. 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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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology