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A new genus and two new species of the subfamily Diptilomiopinae (Acari: Diptilomiopidae) from China's Hainan Island are described and illustrated. They are Dividilobus parvifolius gen. nov. and sp. nov. on Gnetum parvifolium (Warb.) C. Y. Cheng (Gnetaceae) and Vimola samarangensis sp. nov. on Syzygium samarangense(Blume.) Merr. et Perry (Myrtaceae). Both of the two new species are vagrant on leaf lower surface. No damage to the host was observed. A key to species of Vimola is provided. [ABSTRACT FROM AUTHOR]

One new genus and four new species of the tribe Phyllocoptini (Acari: Eriophyidae) from China′s Hainan Island are described and illustrated. They are Xinglongarus racemoser gen. nov. and sp. nov. on Barringtonia racemosa (Linn.) Blume ex DC. (Lecythidaceae), Phyllocoptruta balansis sp. nov. on Bridelia balansae Tutcher. (Euphorbiaceae), Phyllocoptruta cochinchinensis sp. nov. on Cratoxylum cochinchinense (Lour.) Blume (Guttiferae) and Phyllocoptruta hungmaoensix sp. nov. on Phoebe hungmaoensis S. Lee (Lauraceae). All the new species described herein are vagrants on the respective host plant. [ABSTRACT FROM AUTHOR]

Three new species of the genus Diptilomiopus from China's Hainan Island are described and illustrated. They are Diptilomiopus cochinchinensus sp. nov. on Cratoxylum cochinchinense (Lour.) Blume (Guttiferae), Diptilomiopus cayratus sp. nov. on Cayratia japonica (Thunb.) Gagnep. (Vitaceae) and Diptilomiopus retusus sp. nov. on Fissistigma retusum (Lévl.) Rehd. (Annonaceae). All the new species described herein are vagrants on the respective host plant. [ABSTRACT FROM AUTHOR]

Two new species and one new record of eriophyoid mites from Hainan Province, China are described and illustrated. They are Hainanarus longusolanidion n. gen. & n. sp. on Antidesma montanum (Euphorbiaceae), Criotacus homalium n. sp. on Homalium ceylanicum (Flacourtiaceae), Diptilomiopus melastomae (Boczek and Chandrapatya, 2002), n. rec. on Melastoma malabathricum (Melastomaceae). All eriophyoid mite species described here are vagrants on the undersurface of host leaves. [ABSTRACT FROM AUTHOR]