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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Difflugiella

Difflugiella Cash, 1904

ref. ID; 1618

Test ovoid, not compressed, flexible and transparent membrane; colorless cytoplasm fills the test, usually with chlorophyllous food material; median pseudopodia lobate or digitate with aciculate ends, while lateral pseudopods long, straight, and fine, tapering to a point; fresh water. (ref. ID; 1618)

ref. ID; 1923

Shell membranous, without foreign elements, or with few. Shell not compressed. Shell membranous, smooth; hyaline or yellowish; rarely with any foreign elements. (ref. ID; 1923)

ref. ID; 3686

Shell colourless; ovoid; composed of proteinaceous material; aperture terminal, circular. (ref. ID; 3686)
  1. Difflugiella angusta Schonborn, 1965 (ref. ID; 2060 original paper)
  2. Difflugiella apiculata Cash (ref. ID; 1618)
  3. Difflugiella collum Chardez, 1971 (ref. ID; 2119, 2144 original paper, 3519)
  4. Difflugiella crenulata (Playfair, 1917) Grospietsch, 1964 (ref. ID; 2060)
    Syn; Cryptodifflugia crenulata Playfair, 1917 (ref. ID; 2060)
  5. Difflugiella crenulata var. glabra Schonborn, 1965 (ref. ID; 2060 original paper)
  6. Difflugiella crenulata var. globosa (Playfair, 1917) Grospietsch, 1964 (ref. ID; 2060)
    Syn; Cryptodifflugia crenulata var. globosa Playfair, 1917 (ref. ID; 2060)
  7. Difflugiella heynigi (ref. ID; 2062 original paper)
  8. Difflugiella horrida Schonborn, 1965 (ref. ID; 2060 original paper, 2144, 4860)
  9. Difflugiella lamingerae Chardez, 1977 (ref. ID; 3519)
  10. Difflugiella oviformis Penard (ref. ID; 1923) or (Penard, 1890) Bonnet & Thomas, 1955 (ref. ID; 2054, 2060, 2160, 3382)
    Syn; Cryptodifflugia oviformis Penard, 1890 and Penard, 1902 (ref. ID; 2060)
  11. Difflugiella oviformis var. fusca Penard, 1890 (ref. ID; 2054)
  12. Difflugiella oviformis var. vulgaris (France, 1921) Schonborn, 1964 (ref. ID; 2054)
    Syn; Cryptodifflugiella vulgaris (France, 1921) Volz, 1929 (ref. ID; 2054); Geococcus vulagris France, 1921 (ref. ID; 2054)
  13. Difflugiella patinata Schonborn, 1965 (ref. ID; 2060 original paper)
  14. Difflugiella psammophila Golemansky, 1970 (ref. ID; 2423 original paper, 3519, 4856) reported year? (ref. ID; 2115, 2116, 2425)
  15. Difflugiella pusilla (Playfair, 1917) Golemansky, 1964 (ref. ID; 2108 redescribed paper)
    Syn; Cryptodifflugia pusilla Playfair, 1917 (ref. ID; 2108)
  16. Difflugiella pusilla (Playfair) Grospietsch, 1964 (ref. ID; 4860)
  17. Difflugiella sacculus Penard, 1902 (ref. ID; 2062)
  18. Difflugiella sacculus var. sakotschawi (ref. ID; 2054)
  19. Difflugiella splendida Schonborn, 1965 (ref. ID; 2060 original paper)
  20. Difflugiella vanhoornei Beyens, Chardez & De Bock, 1986 (ref. ID; 2122 original paper)
  21. Difflugiella voigti (Schmidt, 1926) Schonborn, 1965 (ref. ID; 2060 redescribed paper)
    Syn; Cryptodifflugia voigti Schmidt, 1926 (ref. ID; 2060)
  22. Difflugiella vulgaris (France, 1919) Grospietsch, 1964 (ref. ID; 4737), (France, 1929) Grospietsch, 1964 (ref. ID; 2066)

Difflugiella apiculata Cash (ref. ID; 1618)

Descriptions

Among vegetation. (ref. ID; 1618)

Measurements

About 40 by 28 µm. (ref. ID; 1618)

Difflugiella horrida Schonborn, 1965 (ref. ID; 2060 original paper, 2144, 4860)

Descriptions

Very small shell, hemispherical or cylindrical, in cross section circular. The basal pseudochitinous matter covered with rare dentritus particles and diatom frustules. Shell partially translucent, yellowish-brown. Aperture circular, large. This species lives in moist mosses and in water sediment. (ref. ID; 4860)

Measurements

Length of the shell 14-18(16+/-2), diameter of the shell 13-17(15+/-2), aperture of the shell 8-13(10.5+/-2.5) µm (n=12). (ref. ID; 4860)

Difflugiella oviformis Penard (ref. ID; 1923) or (Penard, 1890) Bonnet & Thomas, 1955 (ref. ID; 2054, 2060, 2160, 3382)

Descriptions

Shell ovoid, chitinous and transparent, yellowish or brownish in color, without foreign elements. Pseudopodia rarely active. Habitat marshes, aquatic vegetation. (ref. ID; 1923)

Measurements

Length 16-20 µm. (ref. ID; 1923)

Difflugiella pusilla (Playfair) Grospietsch, 1964 (ref. ID; 4860)

Descriptions

The smallest Difflugiella species with hemispherical shell and thick shell wall. Shell circular in cross section. Shell constituted only of organic matter, translucent, colorless, aperture large and circular. (ref. ID; 4860)

Measurements

Length of the shell 9-11(10+/-1), diameter of the shell 8-10(9+/-1), aperture of the shell 7-9(8+/-2) µm (n=6). (ref. ID; 4860)

Difflugiella vanhoornei Beyens, Chardez & De Bock, 1986 (ref. ID; 2122 original paper)

Descriptions

The shell is ovoid, with a circular cross-section. It is entirely chitinoid, with a yellowish hyaline tint. The aperture is circular, obliquely truncated, and the border shows a slight swelling. (ref. ID; 2122)

Measurements

Diameter of shell 13-15.5, diameter of aperture 3.8-4.5, depth of shell 8-8.5 µm (n=5). (ref. ID; 2122)