Sharratt, Norma J.; Picker, Mike D.; Samways, Michael J. (2000). "The invertebrate fauna of the sandstone caves of the Cape Peninsula (South Africa): Patterns of endemism and conservation priorities". Biodiversity and Conservation. 9 (1): 107–143. doi:10.1023/A:1008968518058. S2CID28508022.
Sharratt, Norma J.; Picker, Mike D.; Samways, Michael J. (2000). "The invertebrate fauna of the sandstone caves of the Cape Peninsula (South Africa): Patterns of endemism and conservation priorities". Biodiversity and Conservation. 9 (1): 107–143. doi:10.1023/A:1008968518058. S2CID28508022.