File:EB1911 Infusoria - Ciliata.jpg
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[edit]DescriptionEB1911 Infusoria - Ciliata.jpg |
English: Ciliata.
1. Opalinopsis sepiolae, Foett.: a parasitic Holotrichous mouthless Ciliate from the liver of the Squid. a, branched meganucleus; b, vacuoles (non-contractile). 2. A similar specimen treated with picrocarmine, showing a remarkably branched and twisted meganucleus (a), in place of several nuclei. 3. Anoplophrya naidos, Duj.; a mouthless Holotrichous Ciliate parasitic in the worm Nais. a, the large axial meganucleus; b, contractile vacuoles. 4. Anoplophrya prolifera, C. and L.; from the intestine of Clitellio. Remarkable for the adhesion of incomplete fission-products in a metameric series. a, meganucleus. 5. Amphileptus gigas, C. and L. (Gymnostomaceae). b, contractile vacuoles; c, trichocysts (see fig. 2); d, meganucleus; e. pharynx. 6, 7. Prorodon niveus, Ehr. (Gymnostomaceae). a, meganucleus; b, contractile vacuole; c, pharynx with horny cuticular lining. 6. The fasciculate cuticle of the pharynx isolated. 8. Trachelius ovum, Ehr. (Gymnostomaceae); showing the reticulate arrangement of the endosarc, b, contractile vacuoles; c, the cuticle-lined pharynx. 9, 10, 11, 12. Icthyophthirius multifilius, Fouquet (Gymnostomaceae). Free individual and successive stages of division to form spores. a, meganucleus; b, contractile vacuoles. 13. Didinium nasutum, Müll. (Gymnostomaceae). The pharynx is everted and has seized a Paramecium as food. a, meganucleus; b, contractile vacuole; c, everted pharynx. 14. Euplotes charon, Müll. (Hypotrichaceae); lateral view of the animal when using its great cirrhi, x, as ambulatory organs. 15. Euplotes harpa, Stein (Hypotrichaceae); h, mouth; x, cirrhi. 16. Nyctotherus cordiformis, Stein (a Heterotriceae), parasitic in the intestine of the Frog; a, meganucleus; b, contractile vacuole; c, food particle; d, anus; e, heterotrichous band of membranelles; f, g, mouth; h, pharynx; i, small cilia. |
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Date | published 1911 | ||||
Source | “Infusoria,” Encyclopædia Britannica (11th ed.), v. 14, 1911, p. 557, fig. i. | ||||
Author | Marcus Manuel Hartog (author of article) | ||||
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current | 17:04, 10 August 2018 | 1,114 × 962 (527 KB) | Library Guy (talk | contribs) | {{Information |description ={{en|1=Ciliata. 1. Opalinopsis sepiolae, Foett.: a parasitic Holotrichous mouthless Ciliate from the liver of the Squid. a, branched meganucleus; b, vacuoles (non-contractile). 2. A similar specimen treated with picrocarmine, showing a remarkably branched and twisted meganucleus (a), in place of several nuclei. 3. Anoplophrya naidos, Duj.; a mouthless Holotrichous Ciliate parasitic in the worm Nais. a, the large axial meganucleus; b, contractile vacuoles. 4.... |
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