The Protocoleoptera are an extinct suborder of beetles. It contains seven families in three superfamilies. It does not contain any infraorders. Below is a list of superfamilies and families: Superfamily Tshekardocoleoidea TshekardocoleoidaeLabradorocoleoidaeOborocoleoidae Superfamily Permocupedoidea PermocupedidaeTaldycupedidae Superfamily Permosynoidea AdemosyndidaePermosynidae