Bequaert, J. 1918. A Revision of the Vespidae of
the Belgian Congo Based on the Collection of the American Museum Congo
Expedition, With A List of Ethiopian Diplopterous Wasps. Bulletin of the American Museum
of Natural History 39: 2-384.
Bequaert, J. 1926. The genus Eumenes Latreille, in
South Africa, with a revision of the Ethiopian species (Hymenoptera.) Annals
of the South African Museum 23: 483–577.
Carpenter, J.M. 1986. A Synonymic Generic Checklist of the
Eumeninae (Hymenoptera: Vespidae). Psyche 93: 61-90.
Carpenter, J. M. & M.
Madl. 2009. A catalogue of the Vespidae of the Malagasy Subregion (Insecta,
Hymenoptera). Linzer Biologische Beiträge 41 (2): 1871-1935.
Carpenter, J.M., J.
Gusenleitner, & M. Madl. 2009. A catalogue of the Eumeninae (Hymenoptera:
Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part I:
Introduction, Key to Genera, Genera Aethiopicodynerus Gusenleitner, 1997
to Cyrtolabulus van der VECHT 1969. Linzer Biologische Beiträge 41
(1): 513-638.
Carpenter, J.M., J.
Gusenleitner, & M. Madl. 2010a. A catalogue of the Eumeninae (Hymenoptera:
Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part II: Genera
Delta de Saussure, 1885 to Zethus Fabricius, 1804 and Species
Incertae Sedis. Linzer Biologische Beiträge 42 (1): 95-315.
Carpenter, J.M., J.
Gusenleitner, & M. Madl. 2010b. A Catalogue of the Eumeninae
(Hymenoptera: Vespidae) of the Ethiopian Region excluding Malagasy Subregion.
Part III: Classification, Additions, Corrections and Index.
Linzer Biologische Beiträge 42 (1): 919-1004.
Gess, S.K. & Gess, F.W. 2014. Wasps and bees in southern Africa. SANBI
Biodiversity Series 24. South African National Biodiversity Institute,
Pretoria. 320 pp.
Goldblatt, P. & Manning, J.C. 2011. Systematics and
biology of the African genus Ferraria (Iridaceae: Irideae). Bothalia
41: 1–40.
Goldblatt, P. & Manning, J.C. 2012. Notes on Moraea
subg. Visciramosa (Iridoideae), including the new species Moraea
saldanhensis from the Atlantic coast of South Africa, recognition of M.
inconspicua subsp. namaquensis, and pollination biology in M.
rivulicola. Bothalia 42: 210-215.
Goldblatt, P., Bernhardt, P. & Manning, J.C. 2009.
Adaptive radiation of the putrid perianth: Ferraria (Iridaceae: Irideae)
and its unusual pollinators. Plant Systematics and Evolution 278: 53–65.