Silvanidae is a family of beetles, in the suborder Polyphaga. It contains the following genera:
Known Species per The California Beetle Database .
Ahasverus advena
Cathartosilvanus imbellis
Cathartosilvanus opaculus
Cathartus quadricollis
Dendrophagus cygnaei
Oryzaephilus mercator
Oryzaephilus surinamensis
Silvanoprus angusticollis
Silvanus bidentatus
Uleiota truncatus