Cardiosyne is an extinct genus of beetles from the Triassic of Argentina. It was originally tentatively classified in Elateridae, but in 2020 it was transferred to Coleoptera incertae sedis.[1]
It is the type species of the genus. The type specimen is an elytron with record number PULR-I 324. Its type locality is Picos Gemelos (5th cycle), which is in a Carnian lacustrine - large claystone in the Los Rastros Formation of Argentina.
The type specimen is an elytron with record number PULR-I 312. Its type locality is Rio Gualo (5th cycle), which is in a Carnian lacustrine - large claystone in the Los Rastros Formation of Argentina.