. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. Soc. fr. Microsc, 1, 1, Figure 53. — C. calyptra var. heptacanthus Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 28; Schulz (1928), Bot. Arch. 21, 2, p. 267, Figure 63a —c; Gemeinhardt (1930), Silicofl. In: Rabenhorst's 10, p. 75. — C. calyptra var. spinosa Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 367, Table 11, Figure 24. — C. binoculus Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 266, Table 11, Figure 22; Schulz (1928), Bot. Arch. 21, 2, p. 265, Figure 60; Gemeinhardt (1930), Silicofl.
. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. Soc. fr. Microsc, 1, 1, Figure 53. — C. calyptra var. heptacanthus Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 28; Schulz (1928), Bot. Arch. 21, 2, p. 267, Figure 63a —c; Gemeinhardt (1930), Silicofl. In: Rabenhorst's 10, p. 75. — C. calyptra var. spinosa Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 367, Table 11, Figure 24. — C. binoculus Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 266, Table 11, Figure 22; Schulz (1928), Bot. Arch. 21, 2, p. 265, Figure 60; Gemeinhardt (1930), Silicofl. In: Rabenhorst's Fl. 10, p. 73, Figure 61; Gemeinhardt (1931), Deutsch. Sudpolar-Exp. 20, p. 241, Table 43, Figure 35. — C. binoculus var. diommata Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 267; Gemeinhardt (1930), Silicofl. In: Rabenhorst's 10, p. 74; Gemeinhardt (1931), Deutsch. Sudpolar-Exp. 20, p. 241; Gemeinhardt (1934), Wiss. Ergebn. deutsch. Atlant. Exp. "Meteor," 12, 1, 3, Table 8, Figure 23. - C. triommata Lemmermann (1901), Ber. Dtsch. bot. Ges. 19, 1, p. 267, Table 11, Figure 25; Schulz (1928), Bot. Arch. 21, 2, p. 265, Figure 61; Gemeinhardt (1930), Silicofl. In: Rabenhorst's 10, p. 74; Deflandre (1932), Bull. Soc. fr. Microsc, 1, 1, Figure 5, — Distephanus speculum (Ehr.) Hack, sensu Deflandre (1932), Bull. Soc. bot. France, 79, Figures 15 — 19. — D. variabilis Hanna(1931), Mining in Calif., 27, 2, Table E, Figures 5 —7. — "Dictyocha specu- lum Ehr. formae 1—6" Tynan (1957), Micropaleont. 3, 2, p. 132, Table 1, Figures 11 — 19, — Dictyocha speculum var. septenaria Ehr. Tynan (1957), Ibid., p. 32, Table 1, Figure 20. - D. speculum Ehr. sensu Frenguelli and Orlando (1958), Inst. Antarct. Argentino Publ. 5, p. 140, Table 17, Figures 4, 5, 9. (269). FIGURE 27. Distribution of varieties of Distephanus speculum (Ehr.) Hack. var. septenarius (Ehr.) Jorg. and var. cannopiloides ()
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