Leon Croizat
Leon Camille Marius Croizat, French-born Venezuelan botanist and biogeographer (Torino, Italy 16 July 1894 – Coro, Falcón State 30 November 1982) Acquired fame as developer of panbiogeography DESCRIBED PLANT TAXA Family Austrobaileyaceae 1943 Genera (Euphorbiaceae) Moacroton 1945 Neoguillauminia 1938 Phyllanoa 1943 Sections (Euphorbiaceae) Armatocalli 1972 Ballyeuphorbia 1972 Deuterocalli 1972 Marniereuphorbia 1972 Rhizanthopsis 1972 Sterigmanthoides 1972 Elutanthos 1943 HONORS Genus Croizatia Steyermark 1952 (Phyllanthaceae) Subgenus Croizatius Osella 1980 (Coleoptera)
Kuo Tsian Chen
Kuo Tsian Chen, US/Chinese mathematician (Chekiang 15 July 1923 – Urbana 23 September 1987) EPONYMY Chen groups (1951) Chen integrals Chen symbol sums Chen lemma
Ki Chul Choi
Ki Chul Choi or Ki-ch’ol Ch’oe, South Korean ichthyologist (1910 – 2002) DESCRIBED VALID PISCES SPECIES Iksookimia longicorpa 1976 with Kim & Nalbant Pseudopungtungia tenuicorpus 1980 with Jeon HONORS Kichulchoia Kim, Park & Nalbant 1999 (Pisces)
Julián Carrillo
Julián Antonio Carrillo Trujillo, Mexican maestro and composer (Ahualulco, San Luis Potosí 28 January 1875 – San Angel 09 September 1965) ACHIEVEMENTS Regarded as pioneer in use of microinterval in songwriting Discovered sonido 13, a product from sound scale division in minor interval than semitones (1895) Patented fifteen metamorphoser pianos for various tones (1940) Constructed instrumentation for producing microinterval Suggested monosyllabic names to musical scale notes that were accepted by Musical International Congress at Paris (1900) Created a numerical songwriting Conceived new chromatic scales Proposed microtonality, a new kind of musical notation Due to these performance was Physics Nobel Prize nominée in 1950 His son, Nabor Carrillo Flores, Mexican engineer (Coyoacán, Mexico State 23 February 1911 – Ciudad de Mexico 19 February 1967) He was Invited Professor in Harvard University and honored in lunar crater Carrillo
Julio Rafael Contreras
Julio Rafael Contreras Roqué, Argentine zoologist, biogeographer, ecologist and science historian (Buenos Aires 30 November 1933 – Buenos Aires 18 May 2017) Authored over 200 scientific works DESCRIBED TAXA Mammalia Akodon (Akodon) molinae 1968 Ctenomys dorbignyi 1984 Ctenomys osvaldoreigi 1995 Ctenomys pilarensis 1993 Ctenomys roigi 1988 Ctenomys scagliai 1999 Ctenomys validus 1977 (with Roig & Suzarte) Ctenomys yolandae 1984 (with Berry) Aves/Birds Asthenes baeri neiffi 1980 Asthenes modesta navasi 1979 Geositta rufipennis giaii 1976 Geositta rufipennis hoyi 1980 HONORS Juliomys Gonzalez 2000 (Mammalia)
Juan Ubaldo Carrea
Juan Ubaldo Carrea Zelaschi, Argentine orthodontist (Buenos Aires 06 May 1883 – Buenos Aires 14 April 1956) Authored 210 publications Developed a classification and notation system for rugae palatinae (1937) With E. Lanari developed cephalometric teleradiography (1923) Dispositives for treatment of fractures such as an immobilizer one for mandibular fractures Carrea technique for block anesthesia of maxillary nerves (1921) after Mendel (1917) Named goniodentomentian plane and radius-chorda First to estimate odontometric data and related it to stature in Ensayos odontométricos. Thesis, Univ. Nac. Buenos Aires (1920) Proposed the principle of bilateral symmetry (1920) Carrea index for estimation of stature Talla individual humana en función al radio cuerda. Ortodoncia 6:225-7, 1939 EPONYMY Carrea classification for malocclusions Carrea odontometric indices Carrea point Carrea plane or ormafrón Carrea mentoglabellar plane HONOURS Miller Prize, World Dental Federation (1946)