Hermaphroditism Decapoda (Crustacea) 6 Gastropoda 6 Anatomy 4 Animals 4 Astacoidea 4 Calyptraeoidea 4 Crepidula 4 Crepidula cachimilla 4 Crepidula onyx 4 Female 4 Histology 4 Male 4 Mollusca 4 New species 4 Onyx 4 Parastacidae 4 Patagonia 4 Reproduction 4 Southwestern Atlantic 4 histology 4 Animalia 2 Argentina 2 Argentine Sea 2 Atlantic Ocean 2 Biomonitoring 2 Brazil 2 Buccinidae 2 Caenogastropoda 2 Carbohydrates 2