1. Department of Integrative Biology, Brigham Young University Provo Utah 84602–5181, USA; E-mail: mp323@email.byu.edu (M.P.-L.)
2. Department of Zoomorphology, Zoological Institute, University of Copenhagen Universitetsparken 15, DK-2100 Copenhagen, Denmark
3. Monte L. Bean Life Science Museum, Brigham Young University Provo Utah 84602, USA