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Potamon Ibericum
''Potamon ibericum'' is a Eurasian species of freshwater crab. It is an omnivore that feeds on land, but returns regularly to the water, and can survive short periods of drought in burrows and under stones. Its range (biology), natural range stretches from north-eastern Greece, around both sides of the Black Sea and to beyond the Caspian Sea; populations have also been introduced species, introduced to southern France. It is included as a near threatened species on the IUCN Red List, and is included in the ''Red Data Book'' for Ukraine. Description ''Potamon ibericum'' differs from other species in the genus in the form of the first pleopod of the males – the organ used to transfer spermatophores. In ''P. ibericum'', the flexible zone of this appendage is widest near the middle, rather than V-shaped (as in ''Potamon fluviatile, P. fluviatile'' and ''Potamon rhodium, P. rhodium'') or bilobed (as in ''Potamon potamios, P. potamios''). Ecology and behaviour T ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Friedrich August Marschall Von Bieberstein
Baron Friedrich August Marschall von Bieberstein (30 July 1768 in Stuttgart – 28 June 1826 in Merefa) was an early explorer of the flora and archeology of the southern portion of Imperial Russia, including the Caucasus and Novorossiya. He compiled the first comprehensive flora catalogue of the Crimeo-Caucasian region. Origin Friedrich Marschall von Bieberstein was the son of a Colonel from Württemberg 'Conrad Otto Christoph Freiherr Marschall von Bieberstein' (17 March 1726 – 25 May 1796), and his wife 'Johanna Theresia Henriette' née Wolf from Ludwigsburg (21 December 1738 – 1783). They married on 21 September 1761. The 'Marschall von Bieberstein' family can trace its origins back over 800 years to the region today called Saxony in eastern Germany. The current family name derives from Bieberstein castle near Dresden. He had three brothers, Carl Wilhelm Marschall von Bieberstein (1764–1817), who was from 1792 worked in Baden, then in 1800 became President of the Privy C ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |