Back
Rhombodinium elongatum ssp. elongatum
Rhombodinium subsp. elongatum. Autonym. Holotype: He Chengquan, 1991, pl.41, fig.1.
Description from He Chengquan, 1991, translated by Suning Hou, 07-01-2019
Description: Outline Elongated pentagonal, apical horn triangle, length around 25μm, top obtuse, no decoration or only a few particles - prickles. Lateral horns are short, 14-22μm long, usually simple at end, lack of thorny decoration or only ridged. The two antapical horns are significantly unequal, the left is 30-40μm in length and m, the right is 19-25μm in length, and other features are described in the species. Cyst length 147-170 μm, body length of 95-102μm, width 78-87. 5μm (measured 6); Holotype size is the same as species holotype. Location and stratigraphy: Wuqia county Basebulak; Wulagen fm.
Description from He Chengquan, 1991, translated by Suning Hou, 07-01-2019
Description: Outline Elongated pentagonal, apical horn triangle, length around 25μm, top obtuse, no decoration or only a few particles - prickles. Lateral horns are short, 14-22μm long, usually simple at end, lack of thorny decoration or only ridged. The two antapical horns are significantly unequal, the left is 30-40μm in length and m, the right is 19-25μm in length, and other features are described in the species. Cyst length 147-170 μm, body length of 95-102μm, width 78-87. 5μm (measured 6); Holotype size is the same as species holotype. Location and stratigraphy: Wuqia county Basebulak; Wulagen fm.