On five new species of the genera Araneus and Hypsosinga (Araneae, Araneidae) from Vietnam.

Five new species of the spider family Araneidae Clerck, 1757 from Vietnam are described: Araneus eugenei sp. nov. (♂♀), A. ethani sp. nov. (♀), A. liami sp. nov. (♂♀), Hypsosinga ryani sp. nov. (♂♀), and H. zioni sp. nov. (♀). Diagnostic photographs of the habitus and copulatory organs are provided. Types of the new species are deposited in the Institute of Zoology, Chinese Academy of Sciences (IZCAS) in Beijing, China. [ABSTRACT FROM AUTHOR]