1. Departamento de Zoologia Universidade Federal do Paraná Curitiba Brazil
2. School of Biological Sciences The University of Utah Salt Lake City Utah USA
3. School of Biological Sciences Southern Illinois University Carbondale Illinois USA
4. Texas A&M University Soltis Center San Juan de Peñas Blancas, San Ramón Costa Rica
5. Departamento de Ecologia, Zoologia e Genética Universidade Federal de Pelotas Pelotas Brazil