On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil

A collection of 21 ethanol-preserved specimens of enchytraeids collected in first order streams in São Paulo State, Brazil, was whole-mounted on slides and investigated under light microscope. Eight species taxa were distinguished, belonging to Achaeta, Guaranidrilus, and Marionina. Five species cou...

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Main Authors: Schmelz, R. M., Alves, R. G.
Format: Article
Language:deu
Published: Eötvös Loránd University 2017-11-01
Series:Opuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis
Subjects:
Online Access:http://opuscula.elte.hu/PDF/Tomus48_S2/Op_Schmelz_Alves.pdf
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author Schmelz, R. M.
Alves, R. G.
author_facet Schmelz, R. M.
Alves, R. G.
author_sort Schmelz, R. M.
collection DOAJ
description A collection of 21 ethanol-preserved specimens of enchytraeids collected in first order streams in São Paulo State, Brazil, was whole-mounted on slides and investigated under light microscope. Eight species taxa were distinguished, belonging to Achaeta, Guaranidrilus, and Marionina. Five species could be named, one of them tentatively: Achaeta neotropica Černosvitov, 1937, Achaeta singularis Schmelz, 2008, Guaranidrilus oiepe Righi, 1974, Marionina argentea (Michaelsen, 1889) s.l., Marionina cf. seminuda Xie & Rota, 2001. Three further unnamed species taxa of Guaranidrilus were distinguished; two of them may be new species. The presence of sexually mature specimens of A. singularis allowed an emendation of the original description which was based on juvenile specimens. The rod-shaped crystals in the coelom of A. singularis are similar to raphides in plants and sponges, and
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spelling doaj.art-afa442466566463a951412f323bb73a32022-12-22T03:11:23ZdeuEötvös Loránd UniversityOpuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis2063-15882017-11-0148S22135On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, BrazilSchmelz, R. M.0Alves, R. G. 1Universidad de A Coruña, Fac. Ciencias, GIBE, Grupo de Investigación en Biología Evolutiva, CICA, As Carballeiras s/n, Campus de Elviña, 15071 A Coruña, SpainLaboratório de Invertebrados Bentônicos, Departamento de Zoologia, Instituto de Ciências Biológicas, Universidade Federal de Juiz de Fora (UFJF), Campus Universitário, s/n, CEP 36036 900, Juiz de Fora, MG, BrasiA collection of 21 ethanol-preserved specimens of enchytraeids collected in first order streams in São Paulo State, Brazil, was whole-mounted on slides and investigated under light microscope. Eight species taxa were distinguished, belonging to Achaeta, Guaranidrilus, and Marionina. Five species could be named, one of them tentatively: Achaeta neotropica Černosvitov, 1937, Achaeta singularis Schmelz, 2008, Guaranidrilus oiepe Righi, 1974, Marionina argentea (Michaelsen, 1889) s.l., Marionina cf. seminuda Xie & Rota, 2001. Three further unnamed species taxa of Guaranidrilus were distinguished; two of them may be new species. The presence of sexually mature specimens of A. singularis allowed an emendation of the original description which was based on juvenile specimens. The rod-shaped crystals in the coelom of A. singularis are similar to raphides in plants and sponges, andhttp://opuscula.elte.hu/PDF/Tomus48_S2/Op_Schmelz_Alves.pdfAnnelidaClitellatafreshwater biodiversitySouth Americaraphides
spellingShingle Schmelz, R. M.
Alves, R. G.
On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
Opuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis
Annelida
Clitellata
freshwater biodiversity
South America
raphides
title On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
title_full On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
title_fullStr On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
title_full_unstemmed On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
title_short On a collection of enchytraeids (Oligochaeta) from first order streams in São Paulo State, Brazil
title_sort on a collection of enchytraeids oligochaeta from first order streams in sao paulo state brazil
topic Annelida
Clitellata
freshwater biodiversity
South America
raphides
url http://opuscula.elte.hu/PDF/Tomus48_S2/Op_Schmelz_Alves.pdf
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