In this paper i3 genera, reported. are hs fo11ows: C;eioococcusptzgidus, .S}),necthococcus eJtrz'mius, S. serbliz,idas, caldhtins, Cntotagloea fnictetlrst.ogdles, niC)toosarcina minimers, X. madei,. ruenrocopsafavaiatthS, "FptL miftet, ta'ctochaetethermalis, ll.bulbasa, Skytonemactiteum, Str.stmposarm, Linckia, IVL gthpsospomm, rvL coetalle"m, Oscideimia Piobascidlra, O. ' Cellulae solitariae, arcuatae, apice rotundae, i.I-i.4y crassae, 4-g,u longae, contentu cellulae gliseoolivaceo vel fere

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... uginoso, generatiter utrinque in extremo granula instructo. Cells solitary, cylindrical, usually curved, with rounded poles, i.i-i.4pt ln diameter by 4-gp in length, seperating soon after division; cell contents usually with one or two granules, polar in posision, oiive-green to dull bluegreen.