Paul Ehrmann
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Paul Ehrmann
Hermann Felix Paul Ehrmann (21 December 1868 – 6 October 1937) was a German entomologist and malacologist. He worked as a teacher and contributed to the systematics and distribution of molluscs in central Europe. Life and work Ehrmann was born in Leipzig where his father Theodor was a mechanic. He taught at a school for the deaf and dumb from 1888 for 12 years and then at a Gaudig girls' school in Leipzig from 1901. Here he won an award for his teaching. He also took an interest in zoology and attended the lectures of Rudolf Leuckart at the Leipzig University, University of Leipzig. For some time he worked on the diatom collections made by the Valdivia Expedition in 1899. Along with Heinrich Simroth who guided him from the age of fourteen they began to examine the systematics of molluscs. He co-edited a volume in the series ''Die Tierwelt Mitteleuropas'', ''Mollusken Mitteleuropas'' (1933) dealing with the molluscs, particularly in the families Clausiliidae, Pupillidae, and Acm ...
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Leipzig
Leipzig (, ; ; Upper Saxon: ; ) is the most populous city in the States of Germany, German state of Saxony. The city has a population of 628,718 inhabitants as of 2023. It is the List of cities in Germany by population, eighth-largest city in Germany and is part of the Central German Metropolitan Region. The name of the city is usually interpreted as a Slavic term meaning ''place of linden trees'', in line with many other Slavic placenames in the region. Leipzig is located about southwest of Berlin, in the southernmost part of the North German Plain (the Leipzig Bay), at the confluence of the White Elster and its tributaries Pleiße and Parthe. The Leipzig Riverside Forest, Europe's largest intra-city riparian forest, has developed along these rivers. Leipzig is at the centre of Neuseenland (''new lake district''). This district has Bodies of water in Leipzig, several artificial lakes created from former lignite Open-pit_mining, open-pit mines. Leipzig has been a trade city s ...
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Rudolf Leuckart
Karl Georg Friedrich Rudolf Leuckart (7 October 1822 – 22 February 1898) was a German zoologist born in Helmstedt. He was a pioneer of parasitology research and was widely known for developing a series of illustrated wall charts for use in zoology instruction. He was a nephew to naturalist Friedrich Sigismund Leuckart (1794–1843). Academic career Leuckart earned his degree from the University of Göttingen, where he was a student of Rudolf Wagner (1805–1864). Afterwards he participated on a scientific expedition to the North Sea for the study marine invertebrates. Later he became a professor of zoology at the University of Giessen (1850) and the University of Leipzig (1869).ADB: Leuckart, Rudolf
@ ''Allgemeine Deutsche Biographie''.
In 1877 he became honorary foreign member of the Linnean Society of London.
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Leipzig University
Leipzig University (), in Leipzig in Saxony, Germany, is one of the world's oldest universities and the second-oldest university (by consecutive years of existence) in Germany. The university was founded on 2 December 1409 by Frederick I, Elector of Saxony and his brother William II, Margrave of Meissen, and originally comprised the four scholastic faculties. Since its inception, the university has engaged in teaching and research for over 600 years without interruption. Famous alumni include Angela Merkel, Gottfried Wilhelm von Leibniz, Johann Wolfgang von Goethe, Leopold von Ranke, Friedrich Nietzsche, Robert Schumann, Richard Wagner, Tycho Brahe, Georgius Agricola. The university is associated with ten Nobel laureates, most recently with Svante Pääbo who won the Nobel Prize for Medicine in 2022. History Founding and development until 1900 The university was modelled on the University of Prague, from which the German-speaking faculty members withdrew to Leipzig ...
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Valdivia Expedition
The ''Valdivia'' Expedition, or ''Deutsche Tiefsee-Expedition'' (German Deep Sea Expedition), was a scientific expedition organised and funded by the German Empire under Kaiser Wilhelm II and was named after the ship which was bought and outfitted for the expedition, the SS ''Valdivia''. It was led by the marine biologist Carl Chun and the expedition ran from 1898-1899 with the purpose of exploring the depths of the oceans below 500 fathoms, which had not been explored by the earlier Challenger Expedition. In the mid-19th century most scientists adhered to the Abyssus theory which posited that it was not possible for life to exist below 300 fathoms depth. Carl Chun, a famed teuthologist, held a deep conviction that there must be life, in abundance, which existed in the unknown abyssal regions of the oceans and he proposed that the German Empire organise its own expedition which was to be nationally funded with the approval of the Kaiser. Conception and preparation Chun prop ...
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Heinrich Simroth
Heinrich Rudolf Simroth (10 May 1851 Riestedt (now a part of Sangerhausen) – 31 August 1917 Gautzsch near Leipzig), was a German zoologist and malacologist. He was a professor of zoology in Leipzig. Academic career: 1888–1917 University of Leipzig."Prof. Dr. phil. Heinrich Rudolf Simroth"
Professorenkatalog der Universität Leipzig , catalogus professorum lipsiensis, accessed 15 August 2009.
He was a specialist for slugs. He discovered and described various new species of slugs. Species of animals named in honor of him include: * ''Bulimulus simrothi'' (Reibisch, 1892) – snail * ''Pseudaneitea simrothi'' (Suter, 1896) – slug * ''Arion simrothi'' - slug * ''Tapinoma simrothi'' Krausse, 1911 - ant * ''Bipalium simrothi'' - planarian It was thought that th ...
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Clausiliidae
Clausiliidae, also known by the common name door snails, is a Taxonomy (biology), taxonomic family (biology), family of small, very elongate, mostly Gastropod shell#Chirality in gastropods, left-handed, air-breathing land snails, sinistral terrestrial molluscs, terrestrial pulmonate gastropod mollusc, mollusks.MolluscaBase eds. (2023). MolluscaBase. Clausiliidae L. Pfeiffer & J. E. Gray, 1855. Accessed through: World Register of Marine Species at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=833936 on 2023-04-11 With over 1700 recognized recent and fossil species,MolluscaBase eds. (2023). MolluscaBase. Clausiliidae L. Pfeiffer & J. E. Gray, 1855. Accessed through: World Register of Marine Species at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=833936 on 2023-04-11 this is among the most diverse families of terrestrial gastropods (cf. Orthalicidae), although the marine gastropod family Pyramidellidae is larger. Most species of Clausiliidae have an anatomical ...
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Pupillidae
Pupillidae is a family of mostly minute, air-breathing, land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the superfamily Pupilloidea.MolluscaBase eds. (2021). MolluscaBase. Pupillidae W. Turton, 1831. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=426389 on 2021-07-25 This family has two subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).: Pupillinae W. Turton, 1831 and Pupoidinae Iredale, 1940. Distribution '' Pupoides marginatus'' is endemic to Cuba. The type genus, '' Pupilla'', in direct contrast, has numerous living and extinct species found in Europe, Northern Africa, North America and South-East Asia. Anatomy In this family, the number of haploid chromosomes lies between 26 and 30 (according to the values in this table).Barker G. M.: Gastropods on Land: ''Phylogeny, Diversity and Adaptive Morphology''. in Barker G. M. (ed.): The biology of terrestr ...
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Stazione Zoologica Anton Dohrn
The Stazione Zoologica Anton Dohrn is a research institute in Naples, Italy, devoted to basic research in biology. Research is largely interdisciplinary involving the fields of evolution, biochemistry, molecular biology, neurobiology, cell biology, biological oceanography, marine botany, molecular plant biology, benthic ecology, and ecophysiology. Founded in 1872 as a private concern by Anton Dohrn, in 1982 the Stazione Zoologica came under the supervision and control of the Ministero dell'Università e della Ricerca Scientifica e Tecnologica (Ministry of Universities and Scientific and Technological Research) as a National Institute. History The idea Dohrn's idea was to establish an international scientific community provided with laboratory space, equipment, research material and a library. This was supported and funded by the German Empire, German Government, Thomas Henry Huxley, Charles Darwin, Francis Maitland Balfour, Francis Balfour and Charles Lyell among others. Dohrn ...
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Naturmuseum Senckenberg
The Naturmuseum Senckenberg () is a museum of natural history, located in Frankfurt am Main. It is the second-largest of its kind in Germany. In 2010, almost 517,000 people visited the museum, which is owned by the Senckenberg Nature Research Society. Senckenberg's slogan is "world of biodiversity". , the museum exhibits 18 reconstructed dinosaurs. History In 1763, Johann Christian Senckenberg donated 95,000 guilders–his entire fortune–to establish a community hospital and promote scientific projects. Senckenberg died in 1772. In 1817, 32 Frankfurt citizens founded the non-profit Senckenberg Nature Research Society, (SGN), which is a member of the Leibniz Association. Soon after, donated his collection of bird and mammal specimens to the society. The Naturmuseum Senckenberg was founded in 1821, just four years later. Initially located near the Eschenheimer Turm, the museum moved to a new building on Senckenberganlage in 1907. In 1896 a mummified Egyptian child in thei ...
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1868 Births
Events January * January 2 – British Expedition to Abyssinia: Robert Napier leads an expedition to free captive British officials and missionaries. * January 3 – The 15-year-old Mutsuhito, Emperor Meiji of Japan, declares the ''Meiji Restoration'', his own restoration to full power, under the influence of supporters from the Chōshū and Satsuma Domains, and against the supporters of the Tokugawa shogunate, triggering the Boshin War. * January 5 – Paraguayan War: Brazilian Army commander Luís Alves de Lima e Silva, Duke of Caxias, enters Asunción, Paraguay's capital. Some days later he declares the war is over. Nevertheless, Francisco Solano López, Paraguay's president, prepares guerrillas to fight in the countryside. * January 7 – The Arkansas constitutional convention meets in Little Rock. * January 9 – Penal transportation from Britain to Australia ends, with arrival of the convict ship '' Hougoumont'' in Western Australia, afte ...
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1937 Deaths
Events January * January 1 – Anastasio Somoza García becomes President of Nicaragua. * January 5 – Water levels begin to rise in the Ohio River in the United States, leading to the Ohio River flood of 1937, which continues into February, leaving 1 million people homeless and 385 people dead. * January 15 – Spanish Civil War: The Second Battle of the Corunna Road ends inconclusively. * January 23 – Moscow Trials: Trial of the Anti-Soviet Trotskyist Center – In the Soviet Union 17 leading Communists go on trial, accused of participating in a plot led by Leon Trotsky to overthrow Joseph Stalin's regime, and assassinate its leaders. * January 30 – The Moscow Trial initiated on January 23 is concluded. Thirteen of the defendants are Capital punishment, sentenced to death (including Georgy Pyatakov, Nikolay Muralov and Leonid Serebryakov), while the rest, including Karl Radek and Grigory Sokolnikov are sent to Gulag, labor camps and later murdered. They were i ...
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