To survey the plerocercoid(Pseudophyllidea,Diphyllobothriidae)infection in frogs from different areas of Guangdong province,from 2013-2015,a total of 1 304 frogs of 5species were examined in in three cities(Guangzhou,Zhaoqing and Shaoguan),including Hoplobatrachus chinensis,Pelophylax nigromaculatus,Fejervarya multistriata,Boulengerana guentheri,and Quasipaa spinosa.Overall,553 worms of Spirometra were isolated from 148 frogs,accounting for 11.35%of the total examined frog samples.The infection rates of the...