Carlos Alberto & Gabriela Menendez

Carlos Alberto Menendez, Argentine paleobotanist and palynologist (Calamuchita, Cordoba Province 17 August 1921 – 31 August 1976) Authored over 50 works DESCRIBED FOSSIL TAXA Sporae Genera Ancistrospora 1972 with Azcuy Irmosporites 1969 with Azcuy Species 80 Plantae Genera Alsophicaulis 1961 Sueria 1965 Species  Araliophyllum cachetamanense Asterotheca hilariensis 1957 Cycadolepis coriacea 1966 Cycadolepis oblonga 1966 Cycadolepis lanceolata 1966 Cycadolepis involuta 1966 Dicroidium crassum  Dictyophyllum barrealensis with Stipanicic Dictyophyllum castellanosi with Stipanicic Dictyophyllum chihuihuensis  Dictyophyllum tenuifollium 1949 with Stipanicic Dictyophyllum tenuiserratum  Dictyozamites crassinervis Dictyozamites latifolius 1972 Dictiozamites minusculus Equisetites quindecimdenta 1958 Hausmannia feltisiana with Stipanicic Hymenophyllum priscum Laurophyllum hickenii Otozamites parviauriculata 1966 Paracacioxylon odonelli 1962 Protocircoporoxylon cortaderitaensis Ptilophyllum longipinnatum Ruprechtia castilloensis Taeniopteris densinervis  Thyrsopteris antigua 1966 Williamsonia bulbiformis Williamsonia umbonata Zamites decurrens Zamites grandis 1972 Others (at least) 1 species in Acritarchs/Algae 4 species in Dinoflagellata HONORS Menendoxylon Lutz 1979 (Fossil Plantae) His wife, Gabriela Gustava Haessel de Menendez, bryologist (Quilmes, Buenos Aires Province 15 October 1927 – Buenos Aires 04 July 2009) Authored 91 works DESCRIBED NEW TAXA    Hepaticae Genera Arctoscyphus 1992 Austrolembidium 1980 Crandaliella Greeneothallus 1980 Perdusenia 1989 Pisanoa 1989 Tegulifolium 1973 Subgenera Eurychiloscyphus 2001 Parachiloscyphus 2000 Section Oppositifolion Anthocerotophyta Orders Dendrocerotales 1988 Leiosporotales 1986 Family Leiosporocerotaceae 1986 Subfamily Phaeocerotoideae 1988 Genera Leiosporoceros 1986 Paraphymatoceros 2006 Sphaerosporoceros 1988 HONORS Haesselia Grolle & Gradstein 1988 (Hepaticae)

Carlos A. Marelli

Carlos Antonio Marelli Allevi, Argentine zoologist (18 October 1886 – La Plata 06 July 1967) Authored Normas para la obtención bioestadistica de las variaciones de los caracteres en diferentes especies vegetales. Rev. Soc. Argen. 29(318):201-338, 1926 Formulated relevant indices of variability for anthropological classifications and craneology DESCRIBED ARTHROPODA TAXA Genera Dacnirotatus 1926 (Coleoptera) Dipterolelaps 1926 (Acari) Pitrufquenia 1932 (Mallophaga) Species  Coleoptera Dacnirotatus bruchi Gonipterus platensis 1926 Platypus navarrodeandradei 1931 Hymenoptera Encarsia gallardoi 1933 Telenomus albagniris 1952 Mallophaga Pitrufquenia coypus 1932 Pitrufquenia mollis 1933 HONORS Marellia Uvarov 1929 (Orthoptera)

Carl Wilhelm Moesta

Carl Wilhelm Moesta, German-born Chilean astronomer (Zierenberg, Hessen, Prussia 21 August 1825 – Dresden 02 April 1884) Discovered a comet independently from Ellery (Australia) and McLear (South Africa) comet C/1865B1 Honored in 9334 Moesta asteroid  

Candido Firmino de Mello-Leitão

Candido Firmino de Mello-Leitão, Brazilian zoologist (Campina Grande, Paraiba State 17 July 1886 – Rio de Janeiro 14 December 1948) Worldwide recognized as one of the greatest arachnologists of his day Authored 212 scientific papers, 117 popular papers, 15 medical papers and 18 popular books DESCRIBED NEW TAXA  Arachnida   Genera At least 416 Species Over 450 Orthoptera Genera Anchocoema 1939 Cephaloscopia 1939 Dasylistroscelis 1940 Epsigrypa 1939 Isocarliella 1940 Nemoricultrix 1940 Coelenterata Species Cerianthus brasiliensis 1919 Amphibia Genus Fritziana 1937 HONORS Melloleitanianus A. Mello Leitão 1955 (Pantopoda) Melloa Roewer 1930 (Arachnida)  Melloina Brignoli 1985 (Arachnida)   Melloleitaoina Pikelin & Schiapelli 1960 (Arachnida)   Melloicosa Roewer 1954 (Arachnida) Subgenus Melloiella De Carlo 1935 (Hemiptera) Eponym of Mello Leitao cardiorenal type (visceral polysteathosis) described in Da polisteatose visceral (1908)

Candido Borges Monteiro

Candido Borges Monteiro, viscount of Itauna, Brazilian surgeon and nobleman (Rio de Janeiro 12 October 1812 – Rio de Janeiro 25 August 1872) Performed the fourth abdominal aortic ligature in the world (1842) with international repercussion. In this work conceived a new kind of needleholder Abdominal Aorta Tied. Lancet 1:334, 1842-3 Memoria acerca da ligadura da artéria aorta abdominal, precedida de algumas considerações gerais sobre a operação do aneurisma e seguida de uma estampa litographada, que representam um novo porta-fio e sua posição durante a operação (1845) SOME BIBLIOGRAPHY Considerações gerais sobre hérnias abdominais e da hérnia inguinal em particular (1833)     Da amputação circular pela continuidade da coxa. Dos meios empregados para vedar a hemorragia e maneira de fazer o curativo (1838) Torção das artérias (1838) Memória acerca do diagnostico dos cálculos vesicais. Ann. Bras. Med. 2, 1845 Febre amarela Resumo estatístico da clinica cirúrgica GOVERNMENT OFFICES President, Municipal Chamber of Rio de Janeiro (1851-2) President, São Paulo Province (1868-9)

Camilo Meyer

Camilo Meyer, French-born Argentine physicist and mathematician (Verdun 27 May 1854 – Buenos Aires 09 May 1918) Generalización al espacio de N dimensiones de algunas propiedades de la función potencial. Rev. Centro Estud. Ingen. 141 (1914) Obtained a simple formula for computing the specific heat capacity of bodies Los calores atomicos en los cuerpos solidos y la teoria de los “Quanta”. Rev. Centro Estud. Ingen. 142 & 143 (1914) & Anales Soc. Cient. Argentina 86:49-84, 1918 Obtained an exponential equation for chemical kinetic of atoms analogue to that of Marcellin La teoria cinetica de los gases aplicada a la unión de dos atomos. Anales Soc. Cient. Argentina (1914) Showed that the electrical balance on a surface of an insulated conductor is always possible El equilibrio electrico sobre un conductor y el principio de Dirichlet. Rev. Centro Estud. Ingen. 158 (1915) A new theory about friction Estudio teorico del frotamiento. Rev. Centro Estud. Ingen. 162, 163 & 164 (1916) Desarrollo de una función arbitraria en serie trigonometrica. Rev. Centro Estud. Ingen. 165 (1916)