Johannes Georg Brock

Johannes Georg Brock (born January 16, 1852 in Berlin , † February 20, 1889 in Göttingen ) was a German zoologist and anatomist .

Life

From 1869 to 1875 Brock studied medicine and zoology in Berlin, Würzburg, Freiburg and again in Berlin, where he received his doctorate with the dissertation on the pathology and therapy of uterine flexions . From 1877 to 1881 he was an assistant at the zoological institute of the University of Erlangen and from 1879 to 1881 he was a private lecturer at the University of Erlangen. From 1881 to January 1889 he was a private lecturer at the University of Göttingen .

In 1884 he completed an expedition to Indonesia, where he mainly collected in the bay of Batavia (now Jakarta ) and on Ambon . In 1885 Brock returned to Germany with a huge yield of 260 species of crab , lobster and shrimp . He sent this collection to Johannes Govertus de Man , curator at the Rijksmuseum van Natuurlijke Historie (now Naturalis ). 37 species were found to be new to science in subsequent studies.

On October 23, 1887, Johannes Brock was accepted into the Leopoldina . At the end of 1888 he was appointed professor of histology , embryology and comparative anatomy at the University of Dorpat (now Tartu ). However, he died in Göttingen in February 1889 of complications from a bilateral pneumonia just before he could take up his duties. His funeral took place in Berlin.

On August 30, 1889, his son Erich Brock (1889–1976), who later became a well-known philosopher, writer and publicist, was born in London .

The writings published by Johannes Brock include, among others, on the development of the lower jaw of mammals (1876), on the sexual organs of the cephalopods (1878), studies on the sexual organs of bony fish (1878), studies on the relationships of the dibranchial cephalopods (1879) , Attempt at a phylogeny of the dibranchiate cephalopods (1880), About the genital organs of the muraenoids (1881), contributions to the anatomy and systematics of the cephalopods (1882) and the systematics of the cephalopods (1887).

literature

• Leopoldina. Official organ of the Imperial Leopoldino-Carolinische Deutsche Akademie der Naturforscher: Booklet XXV No. 3–4, February 1889, Nekrolog on pages 55–56, E. Ehlers : Johannes Brock. In memory of Issue XXV No. 13-14, July 1889 on pages 118-121 and Issue XXV No. 15-16, August 1889 on pages 138-141.

Web links

• Member entry by Johannes Georg Brock at the German Academy of Sciences Leopoldina , accessed on February 9, 2018.
• Short biography on the website of the Naturalis Biodiversity Center (Dutch)