Oligohymenophorea
(formerly Nassophorea): Peniculida: Frontoniina: Frontoniidae
Frontonia sp.
Ehrenberg, 1833
Genus: Postoral kineties usually to left of oral poykinetids (Illustrated Guide, 1985).
Left edge is more curved than right edge; cytopharynx with numerous strong fibrils; ectoplasm with
numerous fusiform trichocysts; macronucleus oval; one to several micronulei (Kudo, 1966).
Species:
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PhotoCD images of this stock, Tms-1
Frontonia sp., stock Tms-1,
cell body μm long, μm wide,
trichocysts 9 μm long, 1.7 μm wide,
this stock grows well when Chlorogonium sp. used as food
(it is different from F. vernalis),
macronucleus with many large protenaceous granules (nucleoli ?) at its periphery,
endosymbiotic algae is also different from that of F. vernalis,
x 100, x 200 (?), x 400, Tochigi Pref., Japan 199? by Y. Tsukii
100 μm
200 μm
400 μm; x 100 ;
50 μm
100 μm
200 μm; x 200
Frontonia sp., stock Tms-1, stained with Azure C,
cell body μm long, μm wide, by Y. Tsukii
16 μm
32 μm
63 μm; x 640
Please click on images for viewing enlarged.
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