Morphology and sex identification of pupa and adult on Chiasmia saburraria richardsi
Chiasmia saburraria richardsi (Prout,1908),a defoliator pest on Caragana korshinskii Kom.,was newly found in Ningxia,China.The morphology of pupa and adult was studied through rearing in the laboratory, the morphology of pupa and adult of pest,as well as the sex identification characteristic of pupa and adult,were reported in details in this paper.The results were as follows:in female pupa,the gonopore with smooth sides ex-ists in the middle of the 8th abdominal segment with the average length of 165 μm,and the length of suture be-tween 8th and 10th abdominal segment is significantly longer than that of male pupa’s suture between 9th and 10th abdominal segment.While on the male pupa,the gonopore is obviously visible on the 9th abdominal segment, with the average length of 155 μm,and with a semicircular lump on each side.The body length of female adult is shorter than that of male,and the length of forewing is also shorter.The female adult has round abdominal end, while the male adult has a forcipate one.
NETL
NSTL
万方数据
维普
