Harpactocarcinus punctulatus, Desm. Crustacean decapode from Eocene in Castellgalí (Bages).
Crabs are a good example of the fossilization of the most delicated structures. Pictures from 1st to 4th display ventral views, while picture 5th display dorsal view. Picture 2nd is a female individual, while pictures 2nd, 3rd and 4th are a male individual.
[photos Oriol Oms (1st) and Marta Queralt López Salvans / Museum of Geology Valentí Masachs (2nd, 3rd, 4th and 5th)]