Neoserica fragilis Ahrens & Pham, 2021

Additional material examined. 1 ♂ “ Laos, Luang Prabang Prov., 19°34'N / 102°13'E, Ban Kiukacham env., 1400- 1450m, 19.vi.2009 M. Geiser & D. Hauck leg. / NHMB Basel, NMPC Prague Laos 2009 Expedition M. Brancucci, M. geiser, Z.Kraus, D. Hauck, V. Kubáň ” (NMPC) .

Neoserica zheijangensis Liu, Fabrizi, Bai, Yang & Ahrens, 2014

Additional material examined. 1 ♂ “Kuatun (2300 m) 27,40 n. Br. 117,40 ö. L. J. Klapperich 21.4.1938 (Fukien)” (NMPC) .