WebGlobal Biodiversity Information Facility. Free and Open Access to Biodiversity Data. Onychopterella is a genus of predatory eurypterid ("sea scorpion"), an extinct group of aquatic arthropods. Fossils of Onychopterella have been discovered in deposits from the Late Ordovician to the Late Silurian. The genus contains three species: O. kokomoensis, the type species, from the Early Pridoli … Ver mais Like the other onychopterellids, Onychopterella was a small eurypterid. The smallest species, O. pumilus, measured only 4 centimetres (1.6 inches). The size of the largest one, O. kokomoensis, is … Ver mais Only the alimentary canals of a few species of eurypterids, such as Carcinosoma newlini, Acutiramus cummingsi and Eurypterus lacustris, have been described. However, the excellent levels of preservation of the O. augusti fossils have allowed the … Ver mais • List of eurypterid genera • Timeline of eurypterid research Ver mais • Media related to Onychopterella at Wikimedia Commons • Data related to Onychopterella at Wikispecies Ver mais In 1896, paleontologists Samuel Almond Miller and William Frank Eugene Gurley described a new species of Eurypterus, E. kokomoensis, based on four specimens, three of them well-preserved and a fragmentary one, collected at the Waterlime Group at Ver mais Onychopterella is classified as part of its own family, Onychopterellidae, the only clade (taxonomic "group") within the monotypic Ver mais It is thought that the genus Onychopterella lived in brackish (water with salt but not completely salty) and possibly marine water. It was undoubtedly nektobenthic, that is, being able to swim but staying most of the time in the stratum. The less developed and … Ver mais
File:Onychopterella Size.svg - Wikimedia Commons
WebOnychopterella. Temporal range: Late Hirnantian-Early Pridoli, 443.9–422 ... WebEncontre fotos de stock e imagens editoriais de notícias perfeitas de Onychopterella da Getty Images. Escolha entre premium de Onychopterella da melhor qualidade. order a directv remote
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Os onicóforos (Onychophora, do grego: onyx, garra + pherein, possuir), comumente conhecidos como vermes aveludados (devido à sua textura parecida com veludo e à sua aparência vermiforme) é um filo de animais segmentados, bilaterais, vermiformes terrestres. Devido às muitas papilas na superfície do corpo, esses animais costumam ser denominados também de … WebGenera. † Alkenopterus. † Onychopterella. † Tylopterella. Synonyms. Alkenopteridae Poschmann & Tetlie, 2004. Onychopterellidae are an extinct family of eurypterids. The family is the only family classified as part of the superfamily Onychopterelloidea. Genera included are Alkenopterus, Onychopterella and Tylopterella. Webone Silurian mixopteroid and the basal swimming form Onychopterella outside the ‘core-area’ suggest the dispersal patterns are more complicated. The pterygotoids might be the only clade whose members frequently undertook oceanic excursions. iraq bishop faces charges