Index of species » Echinodermata » Echinozoa » Phymosomatoidae » Porosoma sp. Porosoma sp. (†) Porosoma sp. Echinoderma from Eocene in Monistrol de Calders (Moianès), in 1st image in top view and in 2nd image in oral view. [photos Marta Queralt López Salvans / Museum of Geology Valentí Masachs]
