Townes & Townes, 1959. Ichneumon-flies of America north of Mexico: 1. Subfamily Metopiinae Bulletin of the United States National Museum 218 (1)
Taxa (in this database) described in this work:
Carria inculcata, Chorinaeus aequalis, Chorinaeus emorsus, Chorinaeus labiosus, Chorinaeus recurvus, Colpotrochia fultoni, Exochus armillosus, Exochus canidens, Exochus capnodes, Exochus cnemidotus, Exochus elimatus, Exochus mesodon, Exochus montivagus, Exochus ochreatus, Exochus quadradens, Exochus spinalis, Exochus sulcatus, Exochus tenebrosus, Exochus ventricosus, Hypsicera fulviceps, Macromalon montanum, Metopius scapulatus, Metopius vittatus, Triclistus occidentis, Triclistus rectus, Bothromus minoris cruralis, Carria dreisbachi californica, Chorinaeus funebris clarus, Chorinaeus longicalcar suralis, Exochus atriceps atricorpus, Hypsicera cuneata cuneata, Metopius errantius californicus, Metopius krombeini epixanthus, Phaenoserphus trieces litus, Trieces aquilus, Trieces dentatus, Trieces ejectus, Trieces tegularis