Gephyroctenus
''Gephyroctenus'' is a genus of South American wandering spiders first described by Cândido Firmino de Mello-Leitão in 1936. Species it contains nine species: *'' Gephyroctenus acre'' Polotow & Brescovit, 2008 – Brazil *''Gephyroctenus atininga'' Polotow & Brescovit, 2008 – Brazil *''Gephyroctenus divisor'' Polotow & Brescovit, 2008 – Brazil *''Gephyroctenus esteio'' Polotow & Brescovit, 2008 – Brazil *''Gephyroctenus juruti'' Polotow & Brescovit, 2008 – Peru, Brazil *''Gephyroctenus mapia'' Polotow & Brescovit, 2008 – Brazil *''Gephyroctenus panguana'' Polotow & Brescovit, 2008 – Peru *''Gephyroctenus philodromoides'' Mello-Leitão, 1936 (type) – Peru, Brazil *''Gephyroctenus portovelho ''Gephyroctenus'' is a genus of South American wandering spiders first described by Cândido Firmino de Mello-Leitão in 1936. Species it contains nine species: *'' Gephyroctenus acre'' Polotow & Brescovit, 2008 – Brazil *'' Gephyroctenus a ...'' Polotow & Brescovit, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Ctenidae
Wandering spiders (''Ctenidae'') are a family of spiders that includes the Brazilian wandering spiders. These spiders have a distinctive longitudinal groove on the top-rear of their oval carapace similar to those of the Amaurobiidae. They are highly defensive and venomous nocturnal hunters. Wandering spiders are known to hunt large prey, for example hylid species ''Dendropsophus branneri.'' Despite their notoriety for being dangerous, only a few members of '' Phoneutria'' have venom known to be hazardous to humans, but the venoms of this family are poorly known, so all larger ctenids should be treated with caution. Genera , the World Spider Catalog accepts the following genera: *'' Acantheis'' Thorell, 1891 — Asia *''Acanthoctenus'' Keyserling, 1877 — South America, Central America, Jamaica, Mexico *''Africactenus'' Hyatt, 1954 — Africa, India *''Afroneutria'' Polotow & Jocqué, 2015 — Africa *''Amauropelma'' Raven, Stumkat & Gray, 2001 — Asia, Australia *''Amicactenus ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Araneomorphae Genera
The Araneomorphae (also called the Labidognatha) are an infraorder of spiders. They are distinguishable by chelicerae (fangs) that point diagonally forward and cross in a pinching action, in contrast to the Mygalomorphae (tarantulas and their close kin), where they point straight down. Araneomorphs comprise the vast majority of living spiders. Distinguishing characteristics Most spider species are Araneomorphae, which have fangs that face towards each other, increasing the orientations they can employ during prey capture. They have fewer book lungs (when present), and the females typically live one year. The Mygalomorphae have fangs that face towards the ground, and which are parallel to the long axis of the spider's body, thus they have only one orientation they can employ during prey capture. They have four pairs of book lungs, and the females often live many years. Image:Atrax robustus.jpg, This '' Atrax robustus'' shows the orientation of Myglamorphae fangs. Imag ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Type Species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen(s). Article 67.1 A similar concept is used for suprageneric groups and called a type genus. In botanical nomenclature, these terms have no formal standing under the code of nomenclature, but are sometimes borrowed from zoological nomenclature. In botany, the type of a genus name is a specimen (or, rarely, an illustration) which is also the type of a species name. The species name that has that type can also be referred to as the type of the genus name. Names of genus and family ranks, the various subdivisions of those ranks, and some higher-rank names based on genus names, have such types. [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |