Fossil H. orientalis from Starunia. Scale bar: 1 mm.

 
 
  Part of: Angus RB, Jia F (2020) Triploidy in Chinese parthenogenetic Helophorus orientalis Motschulsky, 1860, further data on parthenogenetic H. brevipalpis Bedel, 1881 and a brief discussion of parthenogenesis in Hydrophiloidea (Coleoptera). Comparative Cytogenetics 14(1): 1-10. https://doi.org/10.3897/CompCytogen.v14i1.47656