Records of brachyuran crabs from the Pliocene (Piacenzian) of Reggio Emilia (Emilia Romagna, N Italy)

Resumen

Four species of
brachyuran crabs are recorded from the Pliocene (Piacenzian) clays
of the Apennine Mountains, all collected in natural gullies around
the Castellarano and Monticelli di Quattro Castella, Reggio Emilia
(Emilia Romagna, N Italy). These species are already known in the
fossil record of Italy, and are assigned to Calappa granulata
(Linnaeus, 1758) (Calappidae De Haan, 1833); Chlinocephalus
demissifrons Ristori, 1886 (Euryplacidae Stimpson, 1871); Goneplax
rhomboides (Linnaeus, 1758) (Goneplacidae MacLeay, 1838); Monodaeus
bortolottii Delle Cave, 1988 (Xanthidae MacLeay, 1838).
Chlinocephalus demissifrons and Monodaeus bortolottii are reported
for the first time from Emilia Romagna.