Development and reproductive cycle of the sea biscuit Clypeaster subdepressus (Echinodermata: Echinoidea) from São Sebastião, SP

M.Sc. thesis on the development and reproduction of the sea biscuit Clypeaster subdepressus. Text is in portuguese.

Original title: "Desenvolvimento e ciclo reprodutivo da bolacha-do-mar Clypeaster subdepressus (Echinodermata: Echinoidea) de São Sebastião, SP"

Developmental chapter was published in PLOS ONE http://www.plosone.org/article/info:doi/10.1371/journal.pone.0009654