Notes on genus Cybister Curtis, 1827 (Coleoptera: Dytiscidae) with the first records of Cybister danxiaensis Zhuo-Yin Jiang and Cybister convexus Sharp from Vietnam

Nguyen Quang Cuong, Nguyen Thanh Manh, Phan Thi Giang, Ryndevich Sergey, Truong Xuan Lam
Author affiliations


  • Nguyen Quang Cuong Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Ha Noi, Vietnam
  • Nguyen Thanh Manh Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Ha Noi, Vietnam
  • Phan Thi Giang Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Ha Noi, Vietnam; Vinh University, 182 Le Duan, Vinh City, Vietnam
  • Ryndevich Sergey Baranavichy State University, Baranavichy, 21 Voykova St., Belarus
  • Truong Xuan Lam Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Ha Noi, Vietnam; Graduate University of Science and Technology, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Ha Noi, Vietnam



Coleoptera, Dytiscidae, Cybistrinae, Cybister, taxonomy, newrecord, Vu Quang.


The genus Cybister Curtis, 1827 is reviewed for the fauna of Vietnam. The 5 species are diagnosed with illustrated habitus, leg, and male genitalia. Additional measurement data, and an updated identification key for all species are provided. Two species Cybister convexus Sharp, 1882, and Cybister danxiaensis Zhuo-Yin Jiang, 2023, are recorded for the first time in Vietnam.


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How to Cite

Nguyen, Q. C., Nguyen, T. M., Phan, T. G., Sergey, R., & Truong, X. L. (2024). Notes on genus <i>Cybister</i> Curtis, 1827 (Coleoptera: Dytiscidae) with the first records of <i>Cybister danxiaensis</i> Zhuo-Yin Jiang and <i>Cybister convexus</i> Sharp from Vietnam. Academia Journal of Biology, 46(2), 101–120.