Hydrophilidae

Anacaena capensis Hebauer, 1999

Previously reported from the Western and Northern Cape provinces (Komarek 2004; Bilton 2014a). Site 5.

* Anacaena glabriventris Komarek, 2004

Known from Eastern Cape, KwaZulu-Natal, Mpumalanga and Western Cape provinces. Sites 2, 9, 12 & 13.

Anacaena namaqua Bilton & Komarek, 2016

Known only from the Bokkeveld and the nearby Gifberg-Matsikammaberg massif, but widespread and abundant in a variety of waterbody types. Sites 1, 2, 5–8, 11 & 14.

Crenitis zimmermanni Knisch, 1924

Previously reported from the Western and Northern Cape provinces (Bilton 2014a), this appears to be the most abundant Crenitis during spring in these regions. Sites 1, 2, 5–8 & 14.

Paracymus amplus Wooldridge, 1977

A South African endemic, recorded from the Hantamsberg by Bilton (2014a). Site 12.

* Paracymus pisanus J. Balfour-Browne, 1954

Relatively widespread in southern Africa. Sites 1 & 11.

Berosus crassipes Schödl, 1995

A relatively widespread South African endemic. Site 4.

Berosus punctulatus Boheman, 1851

Widespread in southern Africa. Site 4.

* Berosus continentalis Knisch, 1922

Previously reported from the Eastern and Western Cape provinces. A brackish-water species. Site 3.

Berosus pudens J. Balfour-Browne, 1954

A relatively widespread South African endemic. Site 1.

* Enochrus hartmanni Hebauer, 1998

Described from the Western Cape Province. Sites 1, 5–7 &12.

Helochares dilutus (Erichson, 1843)

A widespread Afrotropical species. Site 1.

* Limnoxenus sjoestedti Knisch, 1924

Previously known only from the Western Cape Province. Site 1.