Figures 19-29 from: 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

Figures 19-29 - Bidessonotus species, male genitalia; A median lobe, right lateral aspect B right lateral lobe, right lateral aspect C left lateral lobe, apical segment, left lateral aspect D median lobe apex, oblique right lateral aspect 19 Bidessonotus bicolor (redrawn from Guignot, 1957) 20 Bidessonotus dubius 21 Bidessonotus melanocephalus 22 Bidessonotus obtusatus 23 Bidessonotus otrerus 24 Bidessonotus paludicolus 25 Bidessonotus ploterus 26 Bidessonotus rubellus 27 Bidessonotus tibialis 28 Bidessonotus truncatus 29 Bidessonotus vicinus.