A–D photographs of the collection sites involved in this study A Naukluft Mountain Zebra Park, Tufa waterfalls; 24°15'47.88"S, 16°13'44.76"E; 1 Dec. 2018 B Malaise trap deployed at Von Bach Dam Nature Reserve, Swakop river outflow; 22°0'53.28"S, 16°57'12.24"E; 2 Dec. 2018; facing towards the dam C Von Bach Dam Nature Reserve, Swakop river outflow, river valley; 22°0'53.28"S, 16°57'12.24"E; 2 Dec. 2018; facing away the dam D Von Bach Dam Nature Reserve, immediately above the dam; 2 Dec. 2018; 22°0'53.28"S, 16°57'12.24"E.