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Pachygnatha Ruanda
''Pachygnatha'' is a genus of Tetragnathidae, long-jawed orb-weavers that was first described by Carl Jakob Sundevall in 1823. Species it contains forty-two species and two subspecies: *''Pachygnatha amurensis'' Strand, 1907 – Russia (Far East), China *''Pachygnatha atromarginata'' Bosmans & Bosselaers, 1994 – Cameroon *''Pachygnatha autumnalis'' George Marx, Marx, 1884 – USA, Canada, Cuba *''Pachygnatha bispiralis'' Nzigidahera & Jocqué, 2014 – Burundi *''Pachygnatha bonneti'' Senglet, 1973 – Spain *''Pachygnatha brevis'' Eugen von Keyserling, Keyserling, 1884 – USA, Canada *''Pachygnatha calusa'' Herbert Walter Levi, Levi, 1980 – USA *''Pachygnatha clercki'' Sundevall, 1823 (Type_species, type) – North America, Europe, Caucasus, Russia (Europe to Far East), Central Asia, China, Korea, Japan *''Pachygnatha clerckoides'' Wunderlich, 1985 – Albania, North Macedonia, Bulgaria, Russia (Europe) *''Pachygnatha degeeri'' Sundevall, 1830 – Europe, Turkey, Caucasus, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Carl Jakob Sundevall
Carl Jakob Sundevall (22 October 1801 in Högestad – 2 February 1875) was a Sweden, Swedish zoologist. Sundevall studied at Lund University, where he received a Ph.D. in 1823. After traveling to East Asia, he studied medicine, graduating as a Doctor of Medicine in 1830. He was employed at the Swedish Museum of Natural History, Stockholm, from 1833, and was professor and keeper of the vertebrate section from 1839 to 1871. He wrote ''Svenska Foglarna'' (1856–87), which described 238 species of birds observed in Sweden. He classified a number of birds collected in southern Africa by Johan August Wahlberg. In 1835, he developed a phylogeny for the birds based on the muscles of the hip and leg that contributed to later work by Thomas Huxley. He then went on to examine the arrangement of the deep plantar tendons in the bird's foot. This latter information is still used by avian taxonomists. Sundevall was also an entomologist and arachnologist, for which (for the latter field) in 1 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |