The dangerous palm weevil borer,Diocalandra frumenti(Fabricius),and its morphological differences with related species(Coleoptera:Curculionidae)
LU Xiu-xia et al.(Institute of Zoology,Chinese Academy of Sciences,Beijing 100080,China)
Diocalandra frumenti(Fabricius)which belongs to Curculionidae,Coleoptera is an important pest on coconut and other palms in mainland Africa,Madagascar,India,Japan, South-East Asia,Pacific region and Taiwan,China.An introduction of its hosts,damage,distribution and biological characters was presented.The detail morphological characters of adult and larva for identification and a key to species with its related species,Diocalandra caelata Marshall,Diocalandra elongate(Roelofs),Diocalandra taitense Guérin,Diocalandra sasa Morimoto and Diocalandra kamiyai Morimoto,were given.
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