Nassophorea: Peniculida: Frontoniina: Frontoniidae

 Disematostoma
Lauterborn, 1894

Genus: Striated sutural regions dorsal and to rear of cytoproct; body tapers to rear from 3 sides (Illustrated Guide, 1985).

Disematostoma, x 400, Aug. 7-13 1999, Vermont-Maine U.S.A., by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400

Disematostoma small variety ?, tapered at rear, x 100, x 200, x 400, Aug. 7-13 1999, Vermont-Maine U.S.A., by Y. Tsukii

Cysts, x 100, x 200, x 400, x 640
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640

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