1. Posgrado en Ciencias Biológicas, Universidad Nacional Autónoma de México, Ciudad de México, Mexico
2. Departamento de Zoologıa, Instituto de Biologıa, Universidad Nacional Autonoma de Mexico, Ciudad de México, Mexico
3. Centre for Microbiology and Environmental Systems Science, University of Vienna, Vienna, Austria
4. Department of Ecology and Evolutionary Biology, University of Toronto, Toronto, Canada
5. Department of Natural History, Royal Ontario Museum, Toronto, Canada