Species of Dragon Fauna in Guizhou

It belongs to Diptera, Xingyilong. According to their individual media; The front of the head is wide and blunt; Nose is very small, located between the front edge of the head and the eye hole; The parietal bone between temporal foramen is very narrow; Small teeth, thick stripes and different sizes; The ventral part of the cervical vertebra has the characteristics of ribs and intermediate sulcus, and the central part of the vertebral body contracts. A new genus and species named Xingyilong-"Accidental Xingyilong".

The geological age of Longhui in Jizhou and the unexpected Xingyilong is Middle Triassic, which is estimated to be an amphibian with frequent activities in coastal areas, about 240 million years ago. According to its high spindle shape; The spines and scales of all fins are not well developed; Bone fragments and scales outside the skull are characterized by tiny wart process, slightly rectangular branchial lid bone, lower branchial lid bone smaller than upper branchial lid bone, triangular branchial lid bone, rectangular lateral scales in front of trunk, etc. Therefore, it is named a new genus-Asian scale fish. In order to show the origin of the fossil, it was named "Xingyi Asian scale-toothed fish".

The above-mentioned Oriental Leptospira, Guizhou Chinese Orthognathus, Xingyi Asian Leptospira and Guizhou Dragon all came from the same horizon, and their geological age was Middle Triassic, and they lived in the ocean 200 million years ago.

Zhao Xijin has long been engaged in the study of ancient reptiles. He said at the symposium on the protection and development of Guizhou Dragon held by the Department of Culture of Guizhou Province on1June, 1995 16: "Guizhou Dragon was originally studied by his teacher, but at that time there were few specimens and the research conditions were limited. Now there are so many specimens of Guizhou dragon fauna, and the research conditions are more advanced than in the past. Only in the identification, many new arowana varieties were discovered. " "As long as we do a good job in the scientific research of Guizhou dragon and complete many new scientific research topics, we will gradually realize the great scientific research value of Guizhou dragon fauna." Mr. He Dongping, editor-in-chief of Guangming Daily, said in his speech: "There are many kinds of dinosaur fossils in Guizhou, which make people feast their eyes and have great ornamental value. It is more than 100 million years older than dinosaur eggs. Dinosaur eggs can bring economic leap to Nanyang, and Guizhou Dragon will also promote the economic development of Guizhou. "

The Xingyi Municipal Party Committee and Municipal Government attached great importance to the protection, management, development and utilization of Guizhou Dragon, and established the Management Office of Guizhou Dragon Fossil Reserve, held the Guizhou Dragon Fauna Fossil Exhibition and established the Guizhou Dragon Exhibition Room. "Dragon Exhibition" received more than 20,000 visitors from home and abroad, and was highly praised by visitors. Guizhou Dragon Museum 1996 started construction. The exhibition "Guizhou Dragon" held in Guizhou Provincial Museum caused a sensation in the mountain city of Guiyang. Diplomatic envoys from dozens of countries spoke highly of the Dragon Exhibition.