File:EB1911 Heliozoa (1).jpg

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Beschreibung
English: Heliozoa.
1. Actinophrys sol, Ehrb. a, food-particle lying in a large food-vacuole; b, deep-lying finely granular protoplasm; c, axial filament of a pseudopodium extended inwards to the nucleus; d, the central nucleus; e, contractile vacuole; f, superficial much vacuolated protoplasm.
2. Clathrulina elegans, Cienk.
3. Heterophrys marina, H. and L. a, nucleus; b, clearer protoplasm surrounding the nucleus; c, the peculiar felted envelope.
4. Raphidiophrys pallida, F. E. Schultze. a, food-particle; b, contractile vacuole; c, the nucleus; d, central granule in which all the axis-filaments of the pseudopodia meet. The tangentially disposed spicules are seen arranged in masses on the surface.
5. Acanthocystis turfacea, Carter. a, probably the central nucleus; b, clear protoplasm around the nucleus; c, more superficial protoplasm with vacuoles and chlorophyll corpuscles; d, coarser siliceous spicules; e, finer forked siliceous spicules; f, finely granular layer of protoplasm. The long pseudopodia reaching beyond the spicules are not lettered.
6. Bi-flagellate “flagellula” of Acanthocystis aculeata. a, nucleus.
7. Id. of Clathrulina elegans. a, nucleus; b, granules.
8. Astrodisculus ruber, Greeff. a, red-coloured central sphere (? nucleus); b, peripheral homogeneous envelope.
Datum veröffentlicht 1911
Quelle “Heliozoa,” Encyclopædia Britannica (11th ed.), v. 13, 1911, p. 232, fig. 1.
Urheber Marcus Manuel Hartog
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Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.
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aktuell16:27, 12. Jul. 2018Vorschaubild der Version vom 16:27, 12. Jul. 2018826 × 1.730 (476 KB)Bob Burkhardt (Diskussion | Beiträge){{Information |description ={{en|1=Heliozoa. 1. ''Actinophrys sol'', Ehrb. ''a'', food-particle lying in a large food-vacuole; ''b'', deep-lying finely granular protoplasm; ''c'', axial filament of a pseudopodium extended inwards to the nucleus; ''d'', the central nucleus; ''e'', contractile vacuole; ''f'', superficial much vacuolated protoplasm. 2. ''Clathrulina elegans'', Cienk. 3. ''Heterophrys marina'', H. and L. ''a'', nucleus; ''b'', clearer protoplasm surrounding the nucleus; ''c'',...

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