Lateral view of Coelostoma spp. (the red figures indicate the serial number of elytral serial punctures; the white arrows indicate the punctures of series; the square indicates the elytral ground punctures) A Coelostoma pseudomartensi sp. nov. B Coelostoma gentilii Jia, Aston & Fikáček, 2014. Scale bar: 1 mm (A, B).

 
 
  Part of: Mai Z, Hu J, Jia F (2022) Additional fauna of Coelostoma Brullé, 1835 from China, with re-establishment of Coelostoma sulcatum Pu, 1963 as a valid species (Coleoptera, Hydrophilidae, Sphaeridiinae). ZooKeys 1091: 15-56. https://doi.org/10.3897/zookeys.1091.79564