四环藻属新种和新变种(硅藻门)

李家英

Li Jia-Ying

Received:1900-01-01 Revised:1900-01-01 Online:1984-06-18 Published:1984-06-18
Contact: Li Jia-Ying

关键词: 四环藻属, 敦化四环藻, 椭圆四环藻卵圆变种, 椭圆四环藻喙状变种, 饶氏四环藻, 舟形四环藻, 橄榄形四环藻, 中华四环藻, 商都四环藻

Abstract:

This paper reports a diatom assemblage found by the author from the Upper

Tertiary continental strata in Shangdu County in Niemongol Autonomous Region and Dun-

hua County in Jilin Province of China. The diatom assemblage in Shangdu County com-

prises 4 new species and 2 new varieties: Tetracyclus ellipticus var. ovalifolium Li; Tetra-

cyclus ellipticus var. rostrata Li; Tetracyclus jaoi Li; Tetracyclus navicularis Li; Tetracyclus

shangduensis Li and Tetracyclus sinensis Li. From the Miocene of Dunhua County; Jilin

Province are recorded 2 new species: Tetracyclus dunhuanensis Li and Tetracyclus ovaliformis Li.

Key words: Tetracyclus, T.dunhuanensis, T.ellipticus var.ovalifolius, T.ellipticus var. rostrata, T.jaoi, T.navicularis, T.ovaliformis, T.sinensis, T.shandunensis

李家英. 四环藻属新种和新变种(硅藻门)[J]. 中国科学院大学学报.

Li Jia-Ying. Some New Species and Varieties of the Genus Tetracyclus Ralfs (Bacillariophyta)[J]. .

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