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Petrocephalus Pallidomaculatus
''Petrocephalus'' is a genus of ray-finned fish in the family (biology), family Mormyridae. All the fish species of this genus are endemism, endemic to Africa. Species There are currently 46 recognized species in this genus: * ''Petrocephalus ansorgii'' George Albert Boulenger, Boulenger 1903 (Agberi mormyrid) * ''Petrocephalus arnegardi'' Sébastien Lavoué, Lavoué & John P. Sullivan (ichthyologist), Sullivan 2014 Lavoué, S. & Sullivan, J.P. (2014): ''Petrocephalus boboto'' and ''Petrocephalus arnegardi'', two new species of African electric fish (Osteoglossomorpha, Mormyridae) from the Congo River basin. ''ZooKeys, 400: 43–65.'' (Arnegard mormyrid) * ''Petrocephalus balayi'' Henri Émile Sauvage, Sauvage 1883 (Ogooue River mormyrid) * ''Petrocephalus balteatus'' Rochebrune 1885 (Churchill snoutfish) * ''Petrocephalus bane'' (Bernard Germain de Lacépède, Lacépède, 1803) * ''Petrocephalus binotatus'' Jacques Pellegrin, Pellegrin 1924 (Ikengo mormyrid) * ''Petrocephalus bo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Johann Marcusen
Johann Marcusen (29 June 1817–10 July 1894) was a Baltic German ichthyologist. Life and work Johann Marcusen was born in Jelgava in present-day Latvia. He studied in Saint Petersburg and Tartu. Between 1851 and 1854 he conducted scientific journeys to the Mediterranean Sea, Syria and Egypt. In 1854 he was made a professor, and worked as a professor of zoology in Odessa from 1858. After his retirement in 1873 he moved to Switzerland, where he spent the rest of his life. The elephantfish genus ''Marcusenius ''Marcusenius'' is a genus of elephantfishes native to Africa. Its members are highly diverse in size, with the smallest species reaching less than and the largest more than . The genus is named after Johann Marcusen. Species There are cur ...'' is named after him. References 1817 births 1894 deaths Baltic-German people {{Germany-zoologist-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |