. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Encyst ment o/'iEolosoma. 13 have been described by d'Udekem *, Maggi f, and, later, by {Stole \. Stoic's paper is fuller; there is no statement in d'Udekem's paper of the time of year at which sexual propa- gation takes place. Maggi speaks of autumn without parti- cularizing the exact month. It is quite evident, however, that Maggi saw sexually mature individuals (see fig. 9, tav. ii. of his memoir). Fiir. Fig. 1.—AHolosoma within the cyst. Fig. 2.—The worm making its way


. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Encyst ment o/'iEolosoma. 13 have been described by d'Udekem *, Maggi f, and, later, by {Stole \. Stoic's paper is fuller; there is no statement in d'Udekem's paper of the time of year at which sexual propa- gation takes place. Maggi speaks of autumn without parti- cularizing the exact month. It is quite evident, however, that Maggi saw sexually mature individuals (see fig. 9, tav. ii. of his memoir). Fiir. Fig. 1.—AHolosoma within the cyst. Fig. 2.—The worm making its way out of the ruptured cyst. In spite of the absence of any trace of genital organs in the JEolosoma the water contained numerous peculiar bodies (woodcut, fig. 1) which I believed at first to be developing embryos; I may, indeed, very possibly be mistaken in believing as I do now that they are not developing embryos. * " Notice sur les organes genitaux des JEolosoma et des Ckcetoffaster,'' Bull. Acad. Roy. Belg. t. xii. (2° s6v.) p. 469. t "Intorno al genere JSolosoma," Mem. Soc. Ital. Sci. Nat. vol. i. X " 0 pohlavnick organech rodu JEolosoma a jejich pomeni ku orga- num exkrecnim," SB. Bokm. Ges. 1889, p. 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 London, Taylor and Francis, Ltd


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Keywords: ., bookce, booksubjectbotany, booksubjectgeology, booksubjectzoology