Objective To investigate the species and distribution of Paragonimus in Dali and Chuxiong Prefectures located in the midwestern portion of Yunnan Province.Methods Fresh crabs were captured in the mountain streams of Binchuan and Dayao Counties,which are areas with good forest coverage.The species of the crabs were also identified.Metacercariae were separated using pressure washing and precipitation,and then the metacercariae were counted,measured,and classified.Results In total,298 fresh crabs were captured...