C. R. Villalobos, “Variations in population structure in the genus <i>Tetraclita</i> (Crustacea: Cirripedia) between temperate and tropical populations. IV. The age structure of <i>T. stalactifera</i> and concluding remarks”, Rev. Biol. Trop., vol. 28, no. 2, pp. 353–359, Dec. 1980.