Dytiscidae
Creators: name: Bilton, David T.
Publisher: name: Zenodo
Year: 2017
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Dytiscidae

description: Dytiscidae   Agabus ruwenzoricus Guignot, 1936   
Widespread in central, eastern and southern Africa, mostly in streams and rivers. In the Cape of South Africa this species occurs north to the Kamiesberg (Bilton, 2013). Sites 5 & 14.  
 Rhantus capensis (Aubé, 1838)   
A widespread southern and eastern African species, mainly in standing water and pools in streams. Site 1.  
 * Rhantus cicurius (Fabricius, 1787)   
An endemic of the winter rainfall region, previously reported from the Western and Eastern Cape provinces only. Sites 6 & 7 represent the most northerly confirmed records of this species.  
 * Copelatus capensis Sharp, 1882   
Relatively widespread, but endemic to South Africa and Lesotho. Site 14.  
 Cybister tripunctatus africanus Laporte, 1835   
Very widespread, from the western Mediterranean, throughout the Afrotropics. Site 1.  
 Eretes sticticus (Linnaeus, 1767)   
Widespread across a number of biogeographical regions (Miller, 2002). Site 3.  
 Hydaticus capicola Aubé, 1838   
A widespread Afrotropical species. Site 14.  
 Hydroglyphus lineolatus (Boheman, 1848)   
Recorded from Malawi to South Africa. Sites 3, 4 & 6.  
 Canthyporus aenigmaticus Biström & Nilsson, 2006   
Some records from the Bokkeveld discussed by Bilton (2015b). Sites 4, 7 & 13.  
 * Canthyporus canthydroides (Régimbart, 1895)   
A Cape endemic, previously reported from the Western and Eastern Cape provinces. Site 1.  
 Canthyporus exilis (Boheman, 1848)   
Record from the Bokkeveld discussed by Bilton (2015b). Site 2.  
 * Canthyporus guignoti Omer-Cooper, 1965   
Recorded from Eastern Cape, Mpumalanga and Western Cape provinces (Biström & Nilsson 2006). Sites 5 & 12.  
 Canthyporus hottentottus (Gemminger & Harold, 1868)   
A relatively common species known from Eastern, Northern and Western Cape provinces. Sites 5 & 7.  
 * Canthyporus lateralis (Boheman, 1848)   
 Previously reported from the Western Cape (Biström & Nilsson, 2006). Sites 1, 12–14 Canthyporus pallidus Bilton, 2015   
Some records from the Bokkeveld discussed by Bilton (2015b). Sites 2 & 9.  
 * Canthyporus petulans Guignot, 1951   
A widespread species in South Africa, most common in the winter rainfall zone. Sites 1, 5–8, 9, 12–14.  
 * Nebrioporus capensis (Omer-Cooper, 1953)   
Previously reported from the Western and Eastern Cape provinces. Sites 3 & 12.  
 Herophydrus inquinatus (Boheman, 1848)   
A widespread Afrotropical species, common in the Cape. Sites 1 & 3.  
 Hydropeplus montanus Omer-Cooper, 1965   
A Cape endemic, reported from the Western and Northern Cape provinces (Bilton, 2014a). Sites 7 & 12.  
 * Hydropeplus trimaculatus (Laporte, 1835)   
 Previously recorded only from the Western and Eastern Cape provinces. Sites 1, 5–7 & 14. At Site 7 the species co-occurred with H. montanus.   
 Laccophilus lineatus Aubé, 1838   
A widespread southern African species, common in the Cape. Site 11.
description: Published as part of Bilton, David T., 2017, Water beetles from the Bokkeveld Plateau: a semi-arid hotspot of freshwater biodiversity in the Northern Cape of South Africa, pp. 191-214 in Zootaxa 4268 (2) on pages 209-210, DOI: 10.11646/zootaxa.4268.2.2, http://zenodo.org/record/580190