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Margaritifera Auricularia
''Margaritifera auricularia'' is a species of European freshwater mussel, an aquatic bivalve mollusk in the family Margaritiferidae, the freshwater pearl mussels. Formerly found throughout western and central Europe, the species is now critically endangered and is one of the rarest invertebrates worldwide, being confined to a few rivers in Spain and France. ''M. auricularia'' is commonly known as Spengler's freshwater mussel in honour of Lorenz Spengler, who first described this species. Description Large shells are up to 180 mm in length. Taxonomy There are different opinions on the taxonomy of this species. The species was originally described as ''Unio auricularius'' Spengler, 1793. When it is placed in the genus '' Margaritifera'' Schumacher, 1816, it is considered to be: * ''Margaritifera auricularia'' (Spengler, 1793) At other times it is placed in the genus '' Pseudunio'' F. Haas, 1910, in which case it is known as: * ''Pseudunio auricularia'' (Spengler, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Fritz Haas
Fritz Haas (January 4, 1886 – December 26, 1969 in Hollywood, Florida) was a Jewish German zoologist born in Frankfurt am Main. He specialized in the field of malacology. He was trained in biology by herpetologist Oskar Boettger (1844–1910) and malacologist Wilhelm Kobelt (1840–1916). From 1911 to 1936, he was a curator of invertebrate zoology at the Senckenberg Museum in Frankfurt am Main. On June 30, 1936, the Nazis removed him from his position at the Senckenberg Museum. Fleeing Germany, Haas was appointed as the first curator of the new department of lower invertebrates (now the Division of Invertebrates) at the Field Museum of Natural History in Chicago, a position he retained until 1959. He identified and cataloged specimens that had lain unexamnied since the 1893 World Columbian Exposition, starting to build the museum's now world-class collection of aquatic invertebrates. Haas' specialty involved the study of land and freshwater snails, as well as research of the fami ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and Northern Ireland. The United Kingdom includes the island of Great Britain, the north-eastern part of the island of Ireland, and many smaller islands within the British Isles. Northern Ireland shares a land border with the Republic of Ireland; otherwise, the United Kingdom is surrounded by the Atlantic Ocean, the North Sea, the English Channel, the Celtic Sea and the Irish Sea. The total area of the United Kingdom is , with an estimated 2020 population of more than 67 million people. The United Kingdom has evolved from a series of annexations, unions and separations of constituent countries over several hundred years. The Treaty of Union between the Kingdom of England (which included Wales, annexed in 1542) and the Kingdom of Scotland in 170 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Roztoky
Roztoky (; german: Rostok) is a town in Prague-West District in the Central Bohemian Region of the Czech Republic. It has about 8,600 inhabitants. Geography Roztoky is located north of Prague, in the Prague Plateau. The town lies on the left bank of the Vltava River, in its meander. History According to archaeological findings, the area of Roztoky was inhabited continuously from the early Stone Age to the early Middle Ages. The first written mention of Roztoky is found in the ruling charter from 1233, in which Peter of Roztoky was mentioned. Demographics Sights Levý Hradec is a locality in Roztoky with remains of a Slavic gord founded by the Přemyslid dynasty. In the 980s, Bořivoj I, Duke of Bohemia had the first Christian church in Bohemia built here, dedicated to Saint Clement. The church is preserved, but has been rebuilt and expanded many times, and only the foundations of the rotunda under the floor are preserved from the original church. Notable people *Zdenka B ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Kobylisy
Kobylisy is a district in the north of Prague, located in Prague 8. The eastern part of the district is home to a large panel housing estate with over 10,000 residents. The area is served by Kobylisy and Ládví stations on the Prague Metro, both of which opened in 2004. History *May 27, 1942, a successful assassination of Reinhard Heydrich during the Operation Anthropoid. *During World War II people were executed in Kobylisy Shooting Range Kobylisy Shooting Range () is a former military shooting range located in Kobylisy, a northern suburb of Prague, Czech Republic. The shooting range was established in 1889–1891, on a site that was at the time far outside the city, as a train ... Other photos Image:Prague Ďáblice Chabařovická str.jpg, Ďáblice estates Image:Kobyl strel1.jpg, Kobylisy Shooting Range Image:Ládví 2.jpg, Ládví metro stop and Ďáblice estate Neighbouring districts Districts of Prague {{Prague-geo-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Ďáblice
Ďáblice is a municipal district (''městská část'') and cadastral area (''katastrální území'') in Prague Prague ( ; cs, Praha ; german: Prag, ; la, Praga) is the capital and List of cities in the Czech Republic, largest city in the Czech Republic, and the historical capital of Bohemia. On the Vltava river, Prague is home to about 1.3 milli .... It is located in the northern part of the city. As of 2008, there were 3,048 inhabitants living in Ďáblice. The first written record of Ďáblice is from the 13th century. The village became part of Prague in 1968. External links Praha-Ďáblice - Official homepage Districts of Prague {{Prague-geo-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Czech Republic
The Czech Republic, or simply Czechia, is a landlocked country in Central Europe. Historically known as Bohemia, it is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the southeast. The Czech Republic has a hilly landscape that covers an area of with a mostly temperate continental and oceanic climate. The capital and largest city is Prague; other major cities and urban areas include Brno, Ostrava, Plzeň and Liberec. The Duchy of Bohemia was founded in the late 9th century under Great Moravia. It was formally recognized as an Imperial State of the Holy Roman Empire in 1002 and became a kingdom in 1198. Following the Battle of Mohács in 1526, the whole Crown of Bohemia was gradually integrated into the Habsburg monarchy. The Protestant Bohemian Revolt led to the Thirty Years' War. After the Battle of White Mountain, the Habsburgs consolidated their rule. With the dissolution of the Holy Empire in 1806, the Cro ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Luxembourg
Luxembourg ( ; lb, Lëtzebuerg ; french: link=no, Luxembourg; german: link=no, Luxemburg), officially the Grand Duchy of Luxembourg, ; french: link=no, Grand-Duché de Luxembourg ; german: link=no, Großherzogtum Luxemburg is a small landlocked country in Western Europe. It borders Belgium to the west and north, Germany to the east, and France to the south. Its capital and most populous city, Luxembourg, is one of the four institutional seats of the European Union (together with Brussels, Frankfurt, and Strasbourg) and the seat of several EU institutions, notably the Court of Justice of the European Union, the highest judicial authority. Luxembourg's culture, people, and languages are highly intertwined with its French and German neighbors; while Luxembourgish is legally the only national language of the Luxembourgish people, French and German are also used in administrative and judicial matters and all three are considered administrative languages of the cou ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Belgium
Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the southwest, and the North Sea to the northwest. It covers an area of and has a population of more than 11.5 million, making it the 22nd most densely populated country in the world and the 6th most densely populated country in Europe, with a density of . Belgium is part of an area known as the Low Countries, historically a somewhat larger region than the Benelux group of states, as it also included parts of northern France. The capital and largest city is Brussels; other major cities are Antwerp, Ghent, Charleroi, Liège, Bruges, Namur, and Leuven. Belgium is a sovereign state and a federal constitutional monarchy with a parliamentary system. Its institutional organization is complex and is structured on both regional ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Netherlands
) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherlands , established_title2 = Act of Abjuration , established_date2 = 26 July 1581 , established_title3 = Peace of Münster , established_date3 = 30 January 1648 , established_title4 = Kingdom established , established_date4 = 16 March 1815 , established_title5 = Liberation Day (Netherlands), Liberation Day , established_date5 = 5 May 1945 , established_title6 = Charter for the Kingdom of the Netherlands, Kingdom Charter , established_date6 = 15 December 1954 , established_title7 = Dissolution of the Netherlands Antilles, Caribbean reorganisation , established_date7 = 10 October 2010 , official_languages = Dutch language, Dutch , languages_type = Regional languages , languages_sub = yes , languages = , languages2_type = Reco ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Germany
Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated between the Baltic and North seas to the north, and the Alps to the south; it covers an area of , with a population of almost 84 million within its 16 constituent states. Germany borders Denmark to the north, Poland and the Czech Republic to the east, Austria and Switzerland to the south, and France, Luxembourg, Belgium, and the Netherlands to the west. The nation's capital and most populous city is Berlin and its financial centre is Frankfurt; the largest urban area is the Ruhr. Various Germanic tribes have inhabited the northern parts of modern Germany since classical antiquity. A region named Germania was documented before AD 100. In 962, the Kingdom of Germany formed the bulk of the Holy Roman Empire. During the 16th ce ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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