L. S. López-Greco, V. Fransozo, M. L. Negreiros-Fransozo, and D. C. D. Santos, “Comparative morphology of the seminal receptacles of Ocypode quadrata (Fabricius, 1787) (Brachyura, Ocypodoidea)”, Zootaxa, vol. 2106, no. 1, pp. 41–50, May 2009.