Gerald Bedford
Gerald Augustus Harold Bedford, English-born South African entomologist (May 1891 – 28 January 1938) DESCRIBED GENERA Acari Nuttalliella 1931 Anoplura Bathyergicola 1929 Lemurphthirus 1927 Neolingognathus 1920 Mallophaga Allomenopon 1930 Ardeiphilus 1939 Austromenopon 1939 Bovidoecus 1929 Bucerophagus 1929 Cebidicola 1936 Ciconiphilus 1939 Colilipeurus 1930 Dasyonyx 1932 Eucolpocephalum 1930 Falcolipeurus 1931 Felicinia 1929 Harrisoniella 1929 Lorisicola 1936 Naubates 1930 Neomenopon 1920 Otidoecus 1931 Otilipeurus 1931 Plegadiphilus 1939 Procavicola 1932 Procaviphilus 1932 Protelicola 1932 Psittacomenopon 1930 Suricatoecus 1932 Tricholipeurus 1929 HONORS Bedfordiella Thompson 1937 (Phthiraptera)
George Meredith Branch
George Meredith Branch, South African marine ecologist (Salisbury, Zimbabwe 25 September 1942 – CONTRIBUTIONS Developed a new concept related to the metabolic rate of intertidal organisms, the concept of “conservers” versus “exploiters” contrasting species which have low metabolic rates and thereby conserve energy with those that appear profligate in their metabolic rates With R.C. Newell. The influence of temperature on the maintenance of metabolic energy balance in marine invertebrates. Adv. Marine Biol. 17:329-96, 1980 First demonstration of feeding co-operatively in groups in a starfish With W.O. Blankley. Cooperative prey capture and unusual brooding habits of Anasterias rupicola (Verrill) (Asteroidea) at Sub-Antarctic Marion Island. Mar. Ecol. Progr. Ser. 20:171-6, 1984 With A. Barkai reported the first demonstration of a density-dependent reversal of a predator-prey relationship and the first evidence of how alternative stable states can be maintained in natural ecosystems (1987-8) Developed a palaeothermometer using calcite:aragonite ratios and provided the first demonstration of three recent episodes of ocean cooling in the Southern Hemisphere With Anne L. Cohen. Environmentally controlled variation in the structure and mineralogy of Patella granularis shells from the coast of South African: implications for palaeotemperature assessments. Palaeogeogr. Palaeoclim. Palaeoecol. 91:49-57, 1992 First quantitative demonstration of that wave action enhances both the concentration and the turnover of food for filter feeders Large scale patterns and trophic structure of southern African rocky shores: the roles of geographic variation and wave exposure. J. Biogeog. 23:339-51, 1996 Developed a system for marine protected areas evaluation With P.A.R. Hockey. Criteria, objectives and methodology for evaluating marine protected areas in South Africa. S. Afr. J. Mar. Sci. 18:369-83, 1997 First study to measure the consequences of shell erosion With E. Day & C. Viljoen. How costly is molluscan shell erosion?A comparison of two limpets with contrasting shell structures. J. Exp. Mar. Biol. Ecol. 243:185-208, 2000 DESCRIBED SPECIES Burnupena denseliriata & Burnupena rotunda 1999 with Dempster (Mollusca) Calvadosia lewisi 2017 with Miranda, Collins, Hirano, Marques & Griffiths (Cnidaria) Scutellidium macrosetum 1975 & Scutellidium patellarum 1974 (Crustacea) HONOURS International Temperate Reefs Award for Lifetime Contributions to Marine Science (2006)
Fritz Berndt
Fritz Berndt, German-born Bolivian mineralogist (14 November 1916 – DESCRIBED NEW MINERAL SPECIES With P. Ramdohr & F. Ahlfeld. Angelellit, ein naturliches triklines Eisen-Arsenat, 2Fe2O3-As2O5. Neues Jahrb. f. Miner. Monats.p.145-51, 1959 (angelellite) With G. Moh. Two new natural tin sulfides, Sn2S3 and SnS2. Neues Jahrb. f. Miner. Monats.p.94-5, 1964 (ottemannite) HONORS Berndtite Moh 1964 (Mineral)
Friedrich Gustav Brieger
Friedrich Gustav Brieger, German-born Brazilian plant geneticist (Breslau 11 October 1900 – Bad Dürrheim, Baden-Württemberg State 06 February 1985) Authored about 200 scientific works Authored The genetic basis of heterosis in maize. Genetics 35:420-45, 1950 STATISTICS Developed Brieger error ratio theta or theta test, a statistical test much similar to Snedecor F test (1946) Proposed index of variance Coeficiente de variação e índice de variança. Bragantia 2(9): 313-31, 1942 Developed an order test to permit a statistical analysis in cases where the rank correlation coefficient cannot be applied With S. Moreira & Z. Leme. Estudo sobre o melhoramento da laranja Bahia III. Bragantia 1:567-610, 1941 AGRONOMY Developed cultivars of cauliflower, lettuce, tomato and spinach adapted to tropical growing conditions Developed a basic scheme for obtaining synthetic varieties of maize Considerações sobre o emprego de variedades sintéticas no melhoramento do milho. I. Sintéticos simples. Anais Esc. Sup. Agric. Luiz de Queiroz 8:769-800, 1951 ORCHIDS Created many hybrids of orchids DESCRIBED ORCHID GENERA Bolbidium 1981 Campanulorchis 1981 Dockrillia 1981 Garayella 1977 Gunnarorchis 1981 Miltonioides 1983 (with E. Lückel) Pabstiella 1976 ELEVATED TO GENERIC RANK (1981) ORCHIDACEAE Aeridostachya Conostalix Dilochiopsis Dolichocentrum Eriopexis Euphlebium Herpethophytum Kinetochilus Microphytanthe Trachyrhizum Urostachya
Frederico Adolfo Simões Barbosa
Frederico Adolfo Simões Barbosa, Brazilian parasitologist and tropical physician (Recife 27 July 1916 – Recife 08 March 2004) ACHIEVEMENTS Published 220 scientific works Specialized in schistosomal epidemiology World Health Organization (WHO) expert on parasitary diseases (1960-70) Reported interspecific competition in mollusks demonstrating species substitution in schistosomiasis (1973) Developed a quantitative coprological method for diagnosing schistosomiasis in Morbidade na Esquistossomose. Thesis, Faculdade de Medicina da Universidade de Recife (1965) Método para contagem de ovos de Schistosoma nas fezes. Rev. Inst. Med. Trop. S. Paulo 11(6):442-3, 1969A method for counting schistosome eggs in feces. Rev. Inst. Med. Trop. 11(4):285-9, 1969 With J.M. Barbosa & T.A. Figueiredo. A technique for testing chemicals as moluscicids. Rev. Soc. Bras. Med. Tropical 3(2):101-3, 1969 DESCRIBED VALID DIPTERA SPECIES Culicoides alahialinus 1952 Culicoides equatoriensis 1952 Culicoides leoni 1952 Culicoides panamensis 1947 Culicoides paucienfuscatus 1947 FUNGI Hyalopus cordoniformis (1941) HONORS Culicoides barbosai (Wirth & Blanton) 1956 Echinostoma barbosai (Lie & Barth) 1966 Sepedonea barbosai (Knutson & Bredt) 1976
Freddy Ba Hli
Freddy Ba Hli, Burmese electrical engineer (Moulmein, Mon Region 28 June 1922 – Sydney, Australia 01 July 2015) Invented a general method of time domain network synthesis for electric design communications networks (1953) Patented bamboo hardbd. manufacture Showed a way of harnessing gravity to provide a powerful drive for space ships to accelerate them up to almost the speed of light (1958) A new solar cooker for the utilization of solar energy in Burma. J. Burma Research Soc. 38:107-11, 1955