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Macrobrachium Vollenhoveni
''Macrobrachium vollenhoveni'', the African river prawn, is a species of large, commercially important prawn from the family Palaemonidae from West Africa. It is a catadromous species that moves from freshwater to brackish water to spawn returning to freshwater as larvae. Recent research has shown that it could potentially be used as a biological control to reduce the rates of infection people living near rivers where this species occurs with schistosomiasis. Description ''Macrobrachium vollenhoveni'' is a large prawn which grows up to 189mm, but is more usually 100-150mm in length. It is generally a pale colour without any spots but with a thin dark longitudinal line on the carapace and transverse stripes across the abdomen and a thin line across the rear margin of the carapace. The third maxillipeds are bright yellow and the fingers of 2nd cheliped is dark blue with a yellow patch at the joint with the palm. Other identification features include the rostrum being equal to or ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Jan Adrianus Herklots
Jan Adrianus Herklots (born 17 August 1820 in Middelburg, Zeeland; died 31 March 1872 in Zoeterwoude) was a Dutch zoologist whose main areas of research were carcinology and the echinoderms . Herklots studied medicine and biology at the University of Leiden. In 1846 he was appointed as curator of invertebrates at the Rijksmuseum van Natuurlijke Historie in Leiden, succeeding Wilhem de Haan, a position which he held until his death in 1872, his successor was Christiaan Karel Hoffmann. In June 1851 he graduated as a Doctor of Philosophy, and his an dissertation was entitled ''Additamenta ad faunam carcinologicam Africa occidentalis'' on the crustaceans from the Guinea coast, based on samples brought to the Netherlands by Hendrik Pel. In 1861 he published a museum catalogue of crustaceans from the system of Wilhem de Haan. He was also the author of important works on coelenterates , especially sea pens (Pennatulacea), and both modern and fossil taxa of echinoderms. In 1854 the Muse ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |