. Bulletin - United States National Museum. Science. THE OPALIlSiID CILIATE IXFUSORIANS. 119 '• the rest of the nuclear contents show a finely reticulate ; Bezzenberger's figures of stages of mitosis in unicellular [daughter] individuals are copied in figure 83. The macrochromosomes are not distinguished by Bezzenberger from the microchromosomes, his fig- ures apparently showing only the former. If this be so, the number of macrochromosomes seems larger than in any other binucleated Opalinid now known, there appearing to be probably 12. (Fig. 83, d and e.) I regret that I have n


. Bulletin - United States National Museum. Science. THE OPALIlSiID CILIATE IXFUSORIANS. 119 '• the rest of the nuclear contents show a finely reticulate ; Bezzenberger's figures of stages of mitosis in unicellular [daughter] individuals are copied in figure 83. The macrochromosomes are not distinguished by Bezzenberger from the microchromosomes, his fig- ures apparently showing only the former. If this be so, the number of macrochromosomes seems larger than in any other binucleated Opalinid now known, there appearing to be probably 12. (Fig. 83, d and e.) I regret that I have not material for restudy of the mitosis in this species. In the section of this paper which discussed the geographical dis-. 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.


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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience