1. CONACyT; The Northwest Center for Biological Research; La Paz Baja California Sur Mexico
2. Department of Zoology; Institute of Biosciences; University of São Paulo; São Paulo Brazil
3. Department of Invertebrate Zoology; Smithsonian Institution; Washington DC USA
4. National Systematics Laboratory of NOAA's Fisheries Service; National Museum of Natural History; Washington DC USA
5. Center for Marine Biology; University of São Paulo; São Sebastião São Paulo Brazil