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Two new species of Paraehlersia San Martin, 2003 (Polychaeta, Syllidae) from the Atlantic Coast of South America

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Autor(es):
Fukuda, Marcelo Veronesi ; Centurion, Romina ; de Matos Nogueira, Joao Miguel ; San Martin, Guillermo
Número total de Autores: 4
Tipo de documento: Artigo Científico
Fonte: Zootaxa; v. N/A, n. 3264, p. 15-pg., 2012-04-10.
Resumo

Paraehlersia San Martin, 2003 is reported for the first time for the Atlantic coast off South America based on specimens collected off Brazil and Argentina. The specimens belong to two new species, which are herein described. Paraehlersia longichaetosa sp. nov., is characterized by having spiniger-like chaetae with long blades, up to 120 mu m in length, bidentate anterior falcigers, with relatively coarse subdistal tooth, bidentate dorsal simple chaetae, with teeth about same size, and subdistally irregularly inflated aciculae, apparently hollow, with acute tip. Paraehlersia martapolae sp. nov., has spiniger-like chaetae with shorter blades, up to 82 mu m in length, bidentate falcigers, with thin subdistal tooth, distally irregularly rounded dorsal simple chaetae, and aciculae subdistally bent at almost right angle, sometimes with apparently flattened top. These new species are compared to their most similar congeners. Additionally, a table summarizing relevant morphological traits of all currently known species of Paraehlersia is included. (AU)

Processo FAPESP: 07/53040-9 - Contribuição ao conhecimento dos poliquetas silideos (Polychaeta: Syllidae) da Região Sudeste-Sul do Brasil
Beneficiário:Marcelo Veronesi Fukuda
Modalidade de apoio: Bolsas no Brasil - Doutorado Direto
Processo FAPESP: 10/19424-7 - Estudo taxonômico dos silideos (Annelida: Polychaeta: Syllidae) da Baía do Araçá e análise ultraestrutural dos modos de incubação de ovos e juvenis em Exogoninae
Beneficiário:Marcelo Veronesi Fukuda
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado