Self-fertilization in the freshwater snails Helisoma duryi and Helisoma trivolvis Leia mais sobre Self-fertilization in the freshwater snails Helisoma duryi and Helisoma trivolvis
A bird's eye survey of central american planorbid molluscs Leia mais sobre A bird's eye survey of central american planorbid molluscs
Planorbidae, Lymnaeidae and Physidae of Peru (Mollusca: Basommatophora) Leia mais sobre Planorbidae, Lymnaeidae and Physidae of Peru (Mollusca: Basommatophora)
