Pterosthetops hawequas Perkins 2008

Bilton, David T., 2014, New species and new records of Pterosthetops: eumadicolous water beetles of the South African Cape (Coleoptera, Hydraenidae), Zootaxa 3811 (4), pp. 438-462: 458

publication ID

http://dx.doi.org/10.11646/zootaxa.3811.4.2

publication LSID

lsid:zoobank.org:pub:99629EFB-F2F6-4DE8-AABA-D71069106912

DOI

http://doi.org/10.5281/zenodo.6129835

persistent identifier

http://treatment.plazi.org/id/03D687DB-E34F-0C02-BBB9-8FA4FD169F70

treatment provided by

Plazi

scientific name

Pterosthetops hawequas Perkins 2008
status

 

Pterosthetops hawequas Perkins 2008  

Described from a single male from Hawequas   , close to Du Toit’s Kloof Pass in the southwest of the Weastern Cape. New records show that this species is actually widespread in the Western Cape, its known range now extending from Franschhoek Pass, north to the edge of the Great Escarpment at Vanrhyns Pass ( Fig. 6 View FIGURE 6 C). Often the most abundant species of the genus, particularly on seepages with flocculated clay deposits (e.g. at Middelberg pass, Fig. 6 View FIGURE 6 A). All additional records from rock faces below springs.

Additional records: September 2002 Western Cape, Cederberg, seepages on rock beside R 364 ca. 20 km E of Clanwilliam— 3 ♂; September 2002 Western Cape, Mitchell’s Pass nr. Ceres, seepages over rock— 1 ♂, 2 ♀; September 2002 Western Cape, Bainskloof Pass above Wellington, seepages over rock beside RXX road on north side of pass— 1 ♂; 26 /ix/ 2008 Western Cape, Du Toitskloof Pass, wet rock face— 1 ♂; 25 /ix/ 2009 Western Cape, Franschhoek Pass, wet rock faces beside R 45 road ( Fig. 6 View FIGURE 6 B)— 4 ♂, 4 ♀; 20 /ix/ 2010 Western Cape, Middelberg Pass, seepages over rock with algae on R 303 road above Blinkwater ( Fig. 6 View FIGURE 6 A)— 2 ♂, 4 ♀; 21 /ix/ 2010 Western Cape, Cederberg, Uitkyk Pass, seepages over rock face beside road ( Fig. 5 View FIGURE 5 C); 23 /ix/ 2011 Western Cape, Cederberg, seepages over exposed rock @ 1,200 m, below Wolfberg Arch, beside Matjiesrivier-Wupperthal road ( Fig. 5 View FIGURE 5 A)— 1 ♀; 24 /ix/ 2012 Western Cape, Cederberg, Uitkyk Pass, seepages over rock face beside road at top of pass ( Fig. 7 View FIGURE 7 B & C); 3 /x/ 2013 Western Cape, Cederberg, wet rock face in permanent spring below Wolfberg Cracks—abundant; 18 /ix/ 2010 Northern Cape, Vanrhyns Pass, seepage on rock face along R 27 road ( Fig. 6 View FIGURE 6 C)—abundant; 27 /ix/ 2011 Northern Cape, 1 km E. of Vanrhyns Pass, seepage on almost horizontal sandstone beside temporary pond—abundant. Distribution Fig. 8 View FIGURE 8 .