FIGURES 23–25. Pneuminion distribution maps. —23. P. velamen. —24. P. semisulcatum. —25. P. t u b u m in A revision of the South African endemic water beetle genus Pneuminion Perkins (Coleoptera: Hydraenidae)

FIGURES 23–25. Pneuminion distribution maps. —23. P. velamen. —24. P. semisulcatum. —25. P. t u b u m.Published as part of Perkins, Philip D., 2004, A revision of the South African endemic water beetle genus Pneuminion Perkins (Coleoptera: Hydraenidae), pp. 1-38 in Zootaxa 538 on page 36, DOI: 10.5281/zenodo.15746