Gess, R.W. & Burrow, C.J. (2024)
A new gyracanthid (stem Chondrichthyes) from the Late Devonian (Famennian) of the Eastern Cape, South Africa. Journal of Vertebrate Paleontology, 43(4), Article e2305888
DOI: 10.1080/02724634.2024.2305888

Gess, R.W. & Trinajstic, K.M. (2017)
New morphological information on, and species of placoderm fish Africanaspis (Arthrodira, Placodermi) from the Late Devonian of South Africa. PLoS ONE, 12(4), Article e0173169
DOI: 10.1371/journal.pone.0173169

Gess, R.W. (2016)
Vertebrate Biostratigraphy of the Witteberg Group and the Devonian-Carboniferous Boundary in South Africa. In B. Linol & M.J. de Wit (Eds.), Origin and Evolution of the CapeMountains and Karoo Basin (pp. 131–140). Springer International Publishing
DOI: 10.1007/978-3-319-40859-0_13

Turner, S. & Burrow, C.J. & Warren, A. (2005)
Gyracanthides hawkinsi sp. nov. (Acanthodii, Gyracanthidae) from the Lower Carboniferous of Queensland, Australia, with a review of gyracanthid taxa. Palaeontology, 48(5), 963–1006
DOI: 10.1111/j.1475-4983.2005.00479.x

Murray, A.M. (2000)
The Palaeozoic, Mesozoic and Early Cenozoic fishes of Africa. Fish and Fisheries, 1(2), 111–145
DOI: 10.1046/j.1467-2979.2000.00015.x

Anderson, M.E. & Long, J.A. & Evans, F.J. & Almond, J.E. & Theron, J.N. & Bender, P.A. (1999)
Biogeographic affinities of Middle and Late Devonian fishes of South Africa Records of the Western Australian Museum, Supplement 57, 157–168

Long, J.A. & Anderson, M.E. & Gess, R. & Hiller, N. (1997)
New placoderm fishes from the Late Devonian of South Africa. Journal of Vertebrate Paleontology, 17(2), 253–268

Anderson, R.W. & Hiller, M.E. & Gess, N. (1994)
The first Bothriolepis-associated Devonian fish fauna from Africa. South African Journal of Science, 90(7), 397–403