Bidessonotus species, dorsal habitus. 5 B. annae 6 B. josiahi A male B female, left elytron 7 B. palecephalus A male B female, left elytron 8 B. reductus 9 B. septimus 10 B. spinosus A male B female, left elytron 11 B. valdezi. Scale bar: 1.0 mm.

 
 
  Part of: Miller KB (2016) New species of Bidessonotus Régimbart, 1895 with a review of the South American species (Coleoptera, Adephaga, Dytiscidae, Hydroporinae, Bidessini). ZooKeys 622: 95-127. https://doi.org/10.3897/zookeys.622.9155