Contributions to Zoology, 85 (1) – 2016

Mitochondrial evidence supports a Nearctic origin for the spreading limicolous earthworm Sparganophilus tamesis Benham, 1892 (Clitellata, Sparganophilidae)

Emilia Rota1, Svante Martinsson2, Marco Bartoli3, Anneke Beylich4, Ulfert Graefe5, Alex Laini6, Mark J. Wetzel7, Christer Erséus8

1.  Department of Physics, Earth and Environmental Sciences, University of Siena, Via P.A. Mattioli 4, IT-53100 Siena, Italy. E-mail: rota@unisi.it

2.  Department of Biological and Environmental Sciences, University of Gothenburg, Box 463, SE-405 30 Göteborg, Sweden

3.  Department of Life Sciences, University of Parma, Parco Area delle Scienze 11/A, IT-43124 Parma, Italy

4.  IFAB Institute for Applied Soil Biology, Tornberg 24a, 22337 Hamburg, Germany

5.  IFAB Institute for Applied Soil Biology, Tornberg 24a, 22337 Hamburg, Germany

6.  Department of Life Sciences, University of Parma, Parco Area delle Scienze 11/A, IT-43124 Parma, Italy

7.  Illinois Natural History Survey (INHS), Prairie Research Institute at the University of Illinois at Urbana-Champaign, Forbes Natural History Bldg., 1816 South Oak St., Champaign, Illinois 61820 USA

8.  Department of Biological and Environmental Sciences, University of Gothenburg, Box 463, SE-405 30 Göteborg, Sweden

Keywords: aquatic megadriles,genetic divergence,Oligochaeta,recent introduction,Sparganophilus eiseni,synonymy.