Author Affiliations +
Néstor E. Ardila
Museo de Historia Natural Marina de Colombia, Instituto de Investigaciones Marinas, INVEMAR, Santa Marta, A.A. 1016, Colombia, e-mail: neardila@yahoo.com
M. G. Harasewych
Department of Invertebrate Zoology, MRC-163, National Museum of Natural History, Smithsonian Institution, Washington, D.C. 20013-7012 U.S.A., e-mail: Harasewych@si.edu