Three New Species of the Genus Caenis from Hong Kong, China(Ephemeroptera: Caenidae)
中国香港细蜉属三新种记述(蜉蝣目:细蜉科)

Three new species of the genus Caenis (Ephemeroptera, Caenidae), Caenis aspera sp nov , Caenis bicornis sp nov and Caenis lubrica sp nov , are described from Hong Kong, China. All type specimens are deposited in the Insect Collection of Department of Entomology, South China Agricultural University, China.