THE INSECT FAUNA AT JIANFENGLING IN HAINAN ISLAND -PYRALIDAE

Pyralidae is a big family of moths in jianfengling.Where more than 360 species have been collected in the investigations of insect fauna,in which 95 species belonging to 61 genera,8 sub-families had been identified,amounting to over a quarter of the whole species.The Pyraus-tinae is a dominant sub-family and the Botyodes,Sylepta,Dichocrocis as well as Diaphania are of dominant genera while ten species of Diaphania strialis Wang,D.annulata (Fabricius) and Phlyctaenia tyres Cramer and others are of dominant species.In the ecological distribution of Pyralidae,a lot of species are concentrated in the tropical semi-deciduous monsoon forest and the tropical mountain rainforest.Dynamic change in quantity of the images of dominant species appears mostly in the second half of the year,particularly,in September.