Phagocytic amoebocyte sub populations in the perivisceral coelom of the sea urchin Lytechinus variegatus (Lamarck, 1816) - Borges, João Carlos Shimada; Jensch Junior, Bernard Ernesto; Garrido, Paula Amaral Gurgel; Mangiaterra, Maria Bárbara Baptista Cepellos Daruiz; Silva, José Roberto Machado Cunha da (Journal of Experimental Zoology - Part A, 2005)