New Occurrence of the Early Cambrian Chengjiang Fauna in Haikou, Kunming, Yunnan Province, and Study on Trilobitoidea

This paper gives a brief report on the new occurrence of the Early Cambrian Qiongzhusi' an Chengjiang fauna in the Haikou area, Kunming and its assemblage feature and the stratigraphic section of the horizon yielding these fossils. Eight genera and 8 species of Trilobitoidea are described here, embracing Leanchoilia asiatica Luo et Hu (sp. nov.), Yohoia sinensis Luo et Hu (sp. nov.), Zhongxinia speciosa Luo et Hu (gen. et sp. nov.), Xandarella spectuculum Hou et al., Dianchia mirabilis Luo et Hu (gen. et sp. nov.), Kuamaia lata Hou, Retifacies longispinus Luo et Hu (sp. nov.) and Sinoburius lunaris Hou et al.