Friedrich Wolfgang Gess

Friedrich Wolfgang ("Fred") Gess (1936–2013)

Department of Entomology. Albany Museum, Someaet Street. Grabarnstown 6140. Republic of South Africa.
Husband of Sarah Kathleen Gess.

Eponyms

(List may be incomplete)

(List may be incomplete)

(List may be incomplete)

Gess, F.W. 1973. A new species of Handlirschia Kohl (Hymenoptera: Sphecidae), a very poorly known genus from South Africa. Annals of the Cape Provincial Museums. Natural History 9: 103–107. PDF

Gess, F.W. & Gess, S.K. 1975. Ethological studies of Bembecinus cinguliger (Smith) and B. oxydorcus (Handl.) (Hymenoptera: Sphecidae), two southern African turret-building wasps. Annals of the Cape Provincial Museums. Natural History 11: 21–46. PDF

Gess, F.W. 1978. Ethological notes on Holotachysphex turneri (Arnold) (Hymenoptera: Sphecidae: Larrinae) in the Eastern Cape Province of South Africa. Annals of the Cape Provincial Museums. Natural History 11: 209–215. PDF

Gess, F.W. 1980. Prey and nesting sites of some sympatric species of Cerceris (Hymenoptera: Sphecidae) with a review and discussion of the prey diversity of the genus. Annals of the Cape Provincial Museums. Natural History 13: 85–93. PDF
Gess, F.W. 1980. Some aspects of the ethology of Dasyproctus westermanni (Dahlbom) (Hymenoptera: Sphecidae: Crabroninae) in the Eastern Cape Province of South Africa. Annals of the Cape Provincial Museums. Natural History 13: 95–106. PDF
Gess, F.W. & Gess, S.K. 1980. Ethological notes on Kohliella alaris Brauns (Hymenoptera: Sphecidae: Larrinae) in the Eastern Cape Province of South Africa. Annals of the Cape Provincial Museums. Natural History 13: 45–54. PDF
Gess, F.W. & Gess, S.K. 1980. The whited sepulchre – the nesting of Chalybion tibiale (Fabr.). The Eastern Cape Naturalist 70: 11–14. PDF

Gess, F.W. 1981. Some aspects of an ethological study of the aculeate wasps and the bees of a karroid area in the vicinity of Grahamstown, South Africa. Annals of the Cape Provincial Museums. Natural History 14: 1–80. PDF
Gess, F.W. & Gess, S.K. 1981. Three Acacia insects: a chain of dependence. The Naturalist (Port Elizabeth) 25 (3):27–30. PDF

Gess, F.W. & Gess, S.K. 1982. Ethological studies of Isodontia simoni (du Buysson), I. pelopoeiforme (Dahlbom) and I. stanleyi (Kohl) (Hymenoptera: Sphecidae: Sphecinae) in the Eastern Cape Province of South Africa. Annals of the Cape Provincial Museums. Natural History 14: 151–171. PDF

Gess, F.W. 1984. Contribution to the taxonomy of the southern African species of Ampulex Jurine (Hymenoptera: Sphecidae: Ampulicinae). Annals of the Cape Provincial Museums. Natural History 16: 1–22. PDF
Gess, F.W. 1984. Some aspects of the ethology of Ampulex bantuae Gess (Hymenoptera: Sphecidae: Ampulicinae) in the Eastern Cape Province of South Africa. Annals of the Cape Provincial Museums. Natural History 16: 23–40. PDF

Gess, F.W. 1986. Three new species of southern African Bembix, a new synonymy, and biological notes on other species of the genus (Hymenoptera: Sphecidae: Nyssoninae). Annals of the Cape Provincial Museums. Natural History 16: 137–160. PDF

Gess, S.K. & Gess, F.W. 1989. Notes on nesting behavior in Bembix bubalus Handlirsch in southern Africa with the emphasis on nest sharing and reaction to nest parasites (Hymenoptera: Sphecidae). Annals of the Cape Provincial Museums. Natural History 18: 151–160. PDF

Gess, F.W. & Gess, S.K. 1993. Effects of increasing land utilization on species representation and diversity of aculeate wasps and bees in the semi-arid areas of southern Africa, pp. 83–113 in J. La Salle and I.D. Gould (editors). Hymenoptera and biodiversity. The Natural History Museum, London, 348 pp.

Gess, S.K. & Gess, F.W. 1994. Potential pollinators of the Cape Group of Crotalarieae (sensu Pohl) (Fabales, Papilionaceae), with implications for seed production in cultivated rooibos tea. African Entomology 2: 97. PDF

Gess, F.W. 1996. Taxonomy and relationships of Mesopalarus Brauns (Hymenoptera: Sphecidae: Larrinae). Memoirs of the Entomological Society of Washington 17: 72–77. PDF

Gess, F.W. & Gess, S.K. 1999. The use by wasps, bees and spiders of shells of Trigonephrus Pilsb. (Mollusca: Gasteropoda [sic]: Dorcasiidae) in desertic winter-rainfall areas in southern Africa. Journal of Arid Environments 43: 143–153. PDF

Gess, S.K. & Gess, F.W. 2003. A catalog for flower visiting records for aculeate wasps and bees in the semi-arid to arid areas of southern Africa. Department of Entomology, Albany Museum, Grahamstown. 529 pp.

Gess, S.K. & Gess, F.W. 2006. Survey of flower visiting by aculeate wasps and bees in the semi-arid areas of southern Africa. Annals of the Eastern Cape Museums 5: 1–51. PDF

Gess, F.W. 2011. The genus Quartinia Ed. André, 1884 (Hymenoptera, Vespidae, Masarinae) in Southern Africa. Part IV. New and little known species with complete venation. Journal of Hymenoptera Research 21: 1–39. DOI: 10.3897/JHR.21.870 . Reference page.
Gess, F.W. 2011. The genus Quartinia Ed. André, 1884 (Hymenoptera, Vespidae, Masarinae) in Southern Africa. Part V. New and little known species with incomplete venation. Journal of Hymenoptera Research 22: 29–43. DOI: 10.3897/JHR.22.871 . Reference page.

Gess, F.W. 2012. The genus Quartinia Ed. André, 1884 (Hymenoptera, Vespidae, Masarinae) in Southern Africa. Part VI. New and little known species both with complete and incomplete venation. Journal of Hymenoptera research 24: 95–115. DOI: 10.3897/JHR.24.2155 . Reference page.

Gess, F.W. & Gess, S.K. 2014. Geographical distributions of Bembix (Hymenoptera, Crabronidae, Bembicinae) in southern Africa, with notes on biology. Journal of Hymenoptera Research 36: 53–130. PDF
Gess, S.K. & Gess, F.W. 2014. Wasps and bees in southern Africa. SANBI Biodiversity Series 24: 1–320 pp. PDF

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