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Dalella
From Williams et al., 2017:
[Dalella, McMinn and Sun Xuekun, 1994, p. 42-43; Emendation: Zevenboom and Santarelli in Zevenboom, 1995, p.142.
Type species: Dalella chathamensis, McMinn and Sun Xuekun, 1994 (pl.1, figs.1-3)]
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Original description: [McMinn and Sun Xuekun, 1994]:
Diagnosis:
Gonyaulacacean taxon with a sexiform, S-type paratabulation. The cyst is subspherical comprised of an autophragm and trabeculum. The trabeculum which outlines the dorsal paratabulation only, is joined to the autocyst at the parasulcus, archeopyle margin and the apex. The archeopyle is precingular, Type P (3'' only).; operculum is detached.
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Notes:
G.L. Williams short notes on species, Mesozoic-Cenozoic dinocyst course, Urbino, Italy, May 17-22, 1999 - LPP VIEWER CD-ROM 99.5.
Dalella McMinn and Sun Xuekun, 1994, is a gonyaulacacean with an S-type paratabulation. The cyst is subspherical comprised of an autophragm and trabeculum. The trabeculum which outlines the dorsal paratabulation only, is joined to the autocyst at the parasulcus, archeopyle margin and the apex. The archeopyle is precingular.
[Dalella, McMinn and Sun Xuekun, 1994, p. 42-43; Emendation: Zevenboom and Santarelli in Zevenboom, 1995, p.142.
Type species: Dalella chathamensis, McMinn and Sun Xuekun, 1994 (pl.1, figs.1-3)]
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Original description: [McMinn and Sun Xuekun, 1994]:
Diagnosis:
Gonyaulacacean taxon with a sexiform, S-type paratabulation. The cyst is subspherical comprised of an autophragm and trabeculum. The trabeculum which outlines the dorsal paratabulation only, is joined to the autocyst at the parasulcus, archeopyle margin and the apex. The archeopyle is precingular, Type P (3'' only).; operculum is detached.
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Notes:
G.L. Williams short notes on species, Mesozoic-Cenozoic dinocyst course, Urbino, Italy, May 17-22, 1999 - LPP VIEWER CD-ROM 99.5.
Dalella McMinn and Sun Xuekun, 1994, is a gonyaulacacean with an S-type paratabulation. The cyst is subspherical comprised of an autophragm and trabeculum. The trabeculum which outlines the dorsal paratabulation only, is joined to the autocyst at the parasulcus, archeopyle margin and the apex. The archeopyle is precingular.