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Reutlingia hirsuta
Reutlingia hirsuta Below, 1987
Holotype: Below, 1987, pl.19, figs.13,15; Fensome et al., 1993, p.1227, fig.1, 3
Locus typicus: Eastern slope of Knerten Hill, DeGeerdalen, Spitsbergen
Stratum typicum: Toarcian
Translation Below, 1987: Fensome et al., 1993
Original description: Below, 1987, p.138-139
Arrangement of vesicles/plates on the dinoflagellate amphiesma cop, pop, cap, 5", 3a, 7""-6", 7c, 5""", 2"""", as, y, z, ps; 1"""" and 2"""" located symmetrically on either side of the dorsoventral plane- Iarge ps omegaform.
Cyst form proximate, acavate, epicyst and hypocyst of equal size, coniform or hypocyst tentoriate, separated by an indented, planar or weakly helicoid iaevorotatory cingulum; size small; wall composed of thin pedium and luxuria, luxuria forming densely arranged, cylindrical, distally capitate, evexate spines of uniform length spread evenly over the surface, possibly reduced only on the cingulum and sulcus, in some places forming finate or peniareate rows or else absent along fines, a smooth tectum overspreading 1""""- areation partially indicated, mostly nonareate NR PR /XPR, NR", NR1a, 2a[arch], NR3a, NR", NRc/Xc, NR""", 1"""", NR2""", NRs/Xs, 2a (D) marked by archeopyle, 1"""" reflected by smooth, pentagonal tectum; cingulum and sulcus indented or recognizable as unornamented zones; archeopyle anterior intercalary, 2a; operculum monoareate, adnate to the precingulars, opercular formula 2a[a].
Size: Holotype: length 26 µm, breadth 22 µm, thickness 14 µm.
Holotype: Below, 1987, pl.19, figs.13,15; Fensome et al., 1993, p.1227, fig.1, 3
Locus typicus: Eastern slope of Knerten Hill, DeGeerdalen, Spitsbergen
Stratum typicum: Toarcian
Translation Below, 1987: Fensome et al., 1993
Original description: Below, 1987, p.138-139
Arrangement of vesicles/plates on the dinoflagellate amphiesma cop, pop, cap, 5", 3a, 7""-6", 7c, 5""", 2"""", as, y, z, ps; 1"""" and 2"""" located symmetrically on either side of the dorsoventral plane- Iarge ps omegaform.
Cyst form proximate, acavate, epicyst and hypocyst of equal size, coniform or hypocyst tentoriate, separated by an indented, planar or weakly helicoid iaevorotatory cingulum; size small; wall composed of thin pedium and luxuria, luxuria forming densely arranged, cylindrical, distally capitate, evexate spines of uniform length spread evenly over the surface, possibly reduced only on the cingulum and sulcus, in some places forming finate or peniareate rows or else absent along fines, a smooth tectum overspreading 1""""- areation partially indicated, mostly nonareate NR PR /XPR, NR", NR1a, 2a[arch], NR3a, NR", NRc/Xc, NR""", 1"""", NR2""", NRs/Xs, 2a (D) marked by archeopyle, 1"""" reflected by smooth, pentagonal tectum; cingulum and sulcus indented or recognizable as unornamented zones; archeopyle anterior intercalary, 2a; operculum monoareate, adnate to the precingulars, opercular formula 2a[a].
Size: Holotype: length 26 µm, breadth 22 µm, thickness 14 µm.