Diversity and distribution of polyphagan water beetles (Coleoptera) in the Lake St Lucia system, South Africa Author Bird, Matthew S. Author Bilton, David T. Author Perissinotto, Renzo text ZooKeys 2017 656 51 84 http://dx.doi.org/10.3897/zookeys.656.11622 journal article http://dx.doi.org/10.3897/zookeys.656.11622 1313-2970-656-51 2F3E9711FF55471286A59D0186E495C4 Hydrobiomorpha perissinottoi Bilton, 2016 Remarks. A new species, first detected during this survey. Most close morphologically to Hydrobiomorpha occidentalis Balfour-Browne, 1939 from Nigeria and Sudan. Distribution. Currently only recorded from St Lucia - wider distribution unknown. St Lucia records. Recorded at Western Shores, Eastern Shores and False Bay in January/February 2015. Figure 22. Hydrobiomorpha perissinottoi Bilton, 201618.5 mm, iSimangaliso Wetland Park, Eastern Shores (site 22), February 2015DT Bilton, MS Bird & R Perissinotto leg.