A new genus, Paradicodia, type species, Paradicodia eminentia, sp. nov. and 22 new species in ten genera and four tribes in the subfamily Coelidiinae from Peru are elucidated. These include the following: Paradicodia eminentia, P. bispiculata, P. lineata, Evansolidia semibulbata, Crassinolanus bulbatus, Dialodia undulata, (Coelidiini); Stalolidia prodignatia, Stalolidia oblongata, Hastalidia retrorsa, Docalidia multipenna, D. acinacea, D. unica, D. lunata, D. ata, D. soulierae, D. rodriguezi, D. trispinata, D. quadrata, D. vansweringeni (Teruliini); Sandersellus flexus (Sandersellini); Youngolidia undulata and Y. bifurcata (Youngolidiini). New records for Peru include the following species: Docalidia dentula (Metcalf), Dicodia germari Nielson, Megalidia elongata Nielson and Boliviela inflata (DeLong).