. The microscope and its revelations. d that both their morphological and physiologicalaffinities are of the closest order. It is impossible to take, forexample, such a form as B. lineola, which has an easily demonstratedflagellate character, and reproduces in every fission a flagellum,common to both dividing forms, which snaps at the moment ofcomplete division, leaving each form with a flagellum at either end—perfect as the primal form whence the fission arose—withoutobserving how completely this coincides with the mode of fission inhalf a dozen saprophytic monads. But as an instance Cercomon
. The microscope and its revelations. d that both their morphological and physiologicalaffinities are of the closest order. It is impossible to take, forexample, such a form as B. lineola, which has an easily demonstratedflagellate character, and reproduces in every fission a flagellum,common to both dividing forms, which snaps at the moment ofcomplete division, leaving each form with a flagellum at either end—perfect as the primal form whence the fission arose—withoutobserving how completely this coincides with the mode of fission inhalf a dozen saprophytic monads. But as an instance Cercomonastypica (named by Kent) may be given,1 where the process isidentical. True, the Cercomonas has a conjugating and subsequentresting stage, after which swarms emerge from spores thus Manual of the Infusoria, i. 259. 654 FUNGI throughout represent the granules of sulphur ; 6 to 8 show fragmentsrich in sulphur with transverse septation developed by treatmentwith methyl-violet solution. In 8 the formation of cocci and spores. 1 IG. is?, llii/ijnitna alba. (From De Barysj Comparative Morphology of Fungi.) is .seen ; 11 shows the result, of filaments broken up into spores ;LO shows spores in movement. 1 is magnified f>40 diameters, .»()() Figure IHK shows the growth of the curved and spiral forms BACTEEIA 655 of the same : A is a group of attached filaments ; B to H show por-tions of spiral filaments ; C, D, F, to H represent the act of divisioninto smaller fragments but without motion; in H the separatecells are distinctly shown; E shows the separation of a completespirillum form possessed of flagella and capable of great activity. Bacteria may be,united by some interfusing gelatinous materialin which all notion ceases or is of the most limited kind ; and theseliving films, which appear on the surface or suspended in the interiorof putrescent fluids, areknown as may also be foundon the surfaces of solidbodies, whe
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