Study on the morphology of Nilssoniopteris huolinhensis Duan et Chen sp. nov.

Abstract

The paper deals with the external form and the epidermal structures of Nilssoniopteris huolinhensis Duan et Chen. collected from the Early Cretaceous of the eastern part of Inner Mongolia. Rich Bennettitalean plants in the assemblage suggest the existence of warm and humid subtropical climate during the Early Cretaceous in the eastern pan of Inner Mongolia.