Up to this point I’ve endorsed the idea of the falcata being an ethnic symbol on the republican coin series, but Etruscan iconography has me questioning this a little. (earlier posts for context)
Detail from the left pillar in the the ‘tomba dei rilievi’ from the Banditaccia necropolis at Caere (Cerveteri):
Details of two cinerary urns now in Chiusi, National Etruscan Museum:
Liv Mariah Yarrow 
[…] As seen in the Vatican in the room for Etruscan Bronzes (cf. post on imagery of this type of weapon in Etruscan art) […]