[1] Univ Saskatchewan, Dept Soil Sci, Saskatoon, SK S7N 5A8, Canada
[2] Dalhousie Univ, Dept Biol, Halifax, NS B3H 4R2, Canada
[3] Univ Rhode Isl, Dept Biol Sci, Kingston, RI 02881 USA
[4] Univ S Bohemia, Ctr Biol, Ceske Budejovice, Czech Republic
[5] Univ S Bohemia, Fac Sci, Inst Parasitol, Ceske Budejovice, Czech Republic
[6] Nat Hist Museum, Dept Zool, London SW7 5BD, England
[7] New York State Dept Hlth, Wadsworth Ctr, Albany, NY 12201 USA
[8] Dalhousie Univ, Dept Biochem, Halifax, NS B3H 4R2, Canada
[9] Univ British Columbia, Dept Bot, Vancouver, BC V6T 1Z4, Canada
[10] Univ Kaiserslautern, Dept Ecol, D-67663 Kaiserslautern, Germany
[11] Charles Univ Prague, Dept Parasitol, Prague 12843 2, Czech Republic
[12] DZMB Deutsch Zentrum Marine Biodiversitatsforsch, Forschungsinst Senckenberg, D-26382 Wilhelmshaven, Germany
[13] Univ Neuchatel, Inst Biol, CH-2009 Neuchatel, Switzerland
[14] Museum Natl Hist Nat, Systemat Adaptat & Evolut UMR 7138, F-75231 Paris 05, France
[15] Univ Guelph, Dept Integrat Biol, Guelph, ON N1G 2W1, Canada
[16] Le Moyne Coll, Dept Biol Sci, Syracuse, NY 13214 USA
[17] Middle Georgia Coll, Dept Biol, Cochran, GA 31014 USA
[18] Univ Colorado, Dept Chem & Biochem, Boulder, CO 80309 USA
[19] Univ Geneva, Dept Genet & Evolut, CH-1211 Geneva 4, Switzerland
[20] Edinburgh Napier Univ, Sch Life Sport & Social Sci, Edinburgh EH11 4BN, Midlothian, Scotland
[21] Univ Arkansas, Dept Biol Sci, Fayetteville, AR 72701 USA
[22] NLM, GenBank Taxon, NIH, NCBI, Bethesda, MD 20892 USA
[23] St Petersburg State Univ, Dept Invertebrate Zool, St Petersburg 199034, Russia