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Acanthoctenus Alux
''Acanthoctenus'' is a genus of Central to South American Ctenidae, wandering spiders first described by Eugen von Keyserling in 1877. Female ''A. remotus'' are larger than males of the species, reaching a body length of about . Males only grow up to . Species ''Acanthoctenus'' currently contains 13 described species: *''Acanthoctenus alux'' – Guatemala *''Acanthoctenus chickeringi'' – Panama *''Acanthoctenus dumicola'' – Venezuela *''Acanthoctenus gaujoni'' Eugène Simon, Simon, 1906 – Venezuela, Ecuador *''Acanthoctenus kollari'' (Reimoser, 1939) – Costa Rica *''Acanthoctenus lamarrei'' – Panama *''Acanthoctenus manauara'' – Brazil *''Acanthoctenus plebejus'' Simon, 1906 – Venezuela, Peru *''Acanthoctenus remotus'' Arthur M. Chickering, Chickering, 1960 – Jamaica *''Acanthoctenus spiniger'' Keyserling, 1877 (Type species, type) – Mexico to Venezuela *''Acanthoctenus spinipes'' Keyserling, 1877 – Guatemala to Paraguay *''Acanthoctenus torotoro'' – ...
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Eugen Von Keyserling
Eugen von Keyserling (22 March 1833 in Pockroy, Lithuania – 4 April 1889 in Dzierżoniów, Silesia Silesia (, also , ) is a historical region of Central Europe that lies mostly within Poland, with small parts in the Czech Republic and Germany. Its area is approximately , and the population is estimated at around 8,000,000. Silesia is spli ...) was a Baltic-German arachnologist. He studied in the University of Tartu. He was the author of ''Die Spinnen Amerikas'', and completed ''Die Arachniden Australiens'' (1871–1883) on behalf of Ludwig Carl Christian Koch. External links * German arachnologists University of Tartu alumni People from Pakruojis Baltic-German people 1833 births 1889 deaths 19th-century German zoologists {{germany-zoologist-stub ...
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Arthur M
Arthur is a common male given name of Brythonic origin. Its popularity derives from it being the name of the legendary hero King Arthur. The etymology is disputed. It may derive from the Celtic ''Artos'' meaning “Bear”. Another theory, more widely believed, is that the name is derived from the Roman clan '' Artorius'' who lived in Roman Britain for centuries. A common spelling variant used in many Slavic, Romance, and Germanic languages is Artur. In Spanish and Italian it is Arturo. Etymology The earliest datable attestation of the name Arthur is in the early 9th century Welsh-Latin text '' Historia Brittonum'', where it refers to a circa 5th to 6th-century Briton general who fought against the invading Saxons, and who later gave rise to the famous King Arthur of medieval legend and literature. A possible earlier mention of the same man is to be found in the epic Welsh poem '' Y Gododdin'' by Aneirin, which some scholars assign to the late 6th century, though this is stil ...
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Viracucha
''Viracucha'' is a genus of South American wandering spiders first described by Pekka T. Lehtinen Pekka T. Lehtinen (born 1934) is a Finnish arachnology, arachnologist and taxonomy (biology), taxonomist. He is known for his works in systematics and for the many expeditions in which he has participated. Biography Lehtinen was born on 5 April ... in 1967. Species , ''Viracucha'' contained seven species: *'' Viracucha andicola'' (Simon, 1906) – Bolivia *'' Viracucha exilis'' ( Mello-Leitão, 1936) – Brazil *'' Viracucha mammifer'' Arizala, Stephany, Facundo Martin Labarque, and Daniele Polotow. "Revision of the Neotropical spider genus Acanthoctenus (Araneae: Ctenidae: Acanthocteninae)." ''Zootaxa'' 4920.1 (2021): 1-55. – Brazil *'' Viracucha misionesicus'' (Mello-Leitão, 1945) – Argentina *'' Viracucha paraguayensis'' ( Strand, 1909) – Brazil, Paraguay *'' Viracucha ridleyi'' ( F. O. Pickard-Cambridge, 1897) – Brazil *'' Viracucha silvicola'' (Soares & Soares, 194 ...
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Acanthoctenus Rubrotaeniatus
''Acanthoctenus'' is a genus of Central to South American wandering spiders first described by Eugen von Keyserling in 1877. Female ''A. remotus'' are larger than males of the species, reaching a body length of about . Males only grow up to . Species ''Acanthoctenus'' currently contains 13 described species: *'' Acanthoctenus alux'' – Guatemala *'' Acanthoctenus chickeringi'' – Panama *'' Acanthoctenus dumicola'' – Venezuela *''Acanthoctenus gaujoni'' Simon, 1906 – Venezuela, Ecuador *'' Acanthoctenus kollari'' (Reimoser, 1939) – Costa Rica *'' Acanthoctenus lamarrei'' – Panama *'' Acanthoctenus manauara'' – Brazil *'' Acanthoctenus plebejus'' Simon, 1906 – Venezuela, Peru *'' Acanthoctenus remotus'' Chickering, 1960 – Jamaica *''Acanthoctenus spiniger'' Keyserling, 1877 ( type) – Mexico to Venezuela *''Acanthoctenus spinipes'' Keyserling, 1877 – Guatemala to Paraguay *''Acanthoctenus torotoro'' – Bolivia *''Acanthoctenus virginea'' – El Salvad ...
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Species Inquirenda
In biological classification, a ''species inquirenda'' is a species of doubtful identity requiring further investigation. The use of the term in English-language biological literature dates back to at least the early nineteenth century. The term taxon inquirendum is broader in meaning and refers to an incompletely defined taxon of which the taxonomic validity is uncertain or disputed by different experts or is impossible to identify the taxon. Further characterization is required. See also * Glossary of scientific naming * '' Candidatus'', a proposed taxa based on incomplete evidence * '' incertae sedis'', a taxon of uncertain position in a classification * ''nomen dubium In binomial nomenclature, a ''nomen dubium'' (Latin for "doubtful name", plural ''nomina dubia'') is a scientific name that is of unknown or doubtful application. Zoology In case of a ''nomen dubium'' it may be impossible to determine whether a s ...'', a name of unknown or doubtful application * Open nome ...
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Alexander Petrunkevitch
Alexander Ivanovitch Petrunkevitch ( Russian: Александр Иванович Петрункевич, December 22, 1875 in Plysky near Kyiv, now Ukraine – March 9, 1964 in New Haven) was an eminent Russian arachnologist of his time. From 1910 to 1939 he described over 130 spider species. One of his most famous essays was "The Spider and the Wasp." In it he uses effective word choices and some comic touch. Biography His aristocratic father, Ivan Illitch Petrunkevitch, was a liberal member of the First Duma and founded the Constitutional Democratic Party. After finishing his studies in Moscow and in Freiburg under August Weismann, Alexander settled in Yale in 1910, becoming a full professor in 1917. Apart from describing present-day species, he was a major figure in the study of fossil arachnids, including those in amber and from the Coal Measures. He also experimented with live specimens and worked on insects. Professor Petrunkevitch's formulation of the principle of ...
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Acanthoctenus Maculatus
''Acanthoctenus'' is a genus of Central to South American wandering spiders first described by Eugen von Keyserling in 1877. Female ''A. remotus'' are larger than males of the species, reaching a body length of about . Males only grow up to . Species ''Acanthoctenus'' currently contains 13 described species: *'' Acanthoctenus alux'' – Guatemala *'' Acanthoctenus chickeringi'' – Panama *'' Acanthoctenus dumicola'' – Venezuela *''Acanthoctenus gaujoni'' Simon, 1906 – Venezuela, Ecuador *'' Acanthoctenus kollari'' (Reimoser, 1939) – Costa Rica *'' Acanthoctenus lamarrei'' – Panama *''Acanthoctenus manauara'' – Brazil *''Acanthoctenus plebejus'' Simon, 1906 – Venezuela, Peru *''Acanthoctenus remotus'' Chickering, 1960 – Jamaica *''Acanthoctenus spiniger'' Keyserling, 1877 (type) – Mexico to Venezuela *''Acanthoctenus spinipes'' Keyserling, 1877 – Guatemala to Paraguay *''Acanthoctenus torotoro'' – Bolivia *''Acanthoctenus virginea'' – El Salvador ...
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Incertae Sedis
' () or ''problematica'' is a term used for a taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty at specific taxonomic levels is indicated by ' (of uncertain family), ' (of uncertain suborder), ' (of uncertain order) and similar terms. Examples *The fossil plant '' Paradinandra suecica'' could not be assigned to any family, but was placed ''incertae sedis'' within the order Ericales when described in 2001. * The fossil '' Gluteus minimus'', described in 1975, could not be assigned to any known animal phylum. The genus is therefore ''incertae sedis'' within the kingdom Animalia. * While it was unclear to which order the New World vultures (family Cathartidae) should be assigned, they were placed in Aves ''incertae sedis''. It was later agreed to place them in a separate order, Cathartiformes. * Bocage's longbill, ''Motacilla boc ...
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Acanthoctenus Virginea
''Acanthoctenus'' is a genus of Central to South American wandering spiders first described by Eugen von Keyserling in 1877. Female ''A. remotus'' are larger than males of the species, reaching a body length of about . Males only grow up to . Species ''Acanthoctenus'' currently contains 13 described species: *'' Acanthoctenus alux'' – Guatemala *'' Acanthoctenus chickeringi'' – Panama *'' Acanthoctenus dumicola'' – Venezuela *''Acanthoctenus gaujoni'' Simon, 1906 – Venezuela, Ecuador *'' Acanthoctenus kollari'' (Reimoser, 1939) – Costa Rica *'' Acanthoctenus lamarrei'' – Panama *'' Acanthoctenus manauara'' – Brazil *'' Acanthoctenus plebejus'' Simon, 1906 – Venezuela, Peru *'' Acanthoctenus remotus'' Chickering, 1960 – Jamaica *'' Acanthoctenus spiniger'' Keyserling, 1877 ( type) – Mexico to Venezuela *'' Acanthoctenus spinipes'' Keyserling, 1877 – Guatemala to Paraguay *'' Acanthoctenus torotoro'' – Bolivia *'' Acanthoctenus virginea'' – El Sa ...
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