Genus: Plagiometriona Spaeth, 1899
Plagiometriona Spaeth, 1899: 220 (type species: Coptocycla vigens Boheman, 1855, designated by Hincks, 1952: 342), 1914 g: 135; Hincks, 1952: 342; Balsbaugh and Hays, 1972: 195; Seeno and Wilcox, 1982: 178; Riley, 1986: 104; Borowiec, 1999 d: 400.
Parametriona Spaeth, 1937 b: 143 (type species: Coptocycla ambigena Boheman, 1855, by original designation), proposed as subgenus; Hincks, 1952: 342 (as subgenus); Seeno and Wilcox, 1982: 179 (as subgenus); Riley, 1986: 104 (as subgenus); Borowiec, 1999 d: 400 (as syn.).
Species (85, species with colour photos marked with an asterisk):
- ambigena*
- amplexa*
- approximans
- aucta
- baeri
- bisbimaculata
- bistriguttata
- boliviana*
- boschmai*
- buckleyi
- buqueti*
- centralis
- centromaculata*
- circulifera
- clandestina
- clarki*
- coccinelloides*
- columbica
- commixta*
- congregata
- constricta*
- costaricensis*
- deyrollei*
- diffusa
- dodonea*
- dorsosignata*
- eggi*
- enotata
- flavescens*
- foliata*
- forcipata*
- fragilicornis
- gibbifera*
- glyphica
- gyrata*
- herbea*
- hyalina*
- inscripta*
- jucunda*
- latemarginata*
- latifoliata*
- liturata*
- losi*
- ludicra*
- maculigera
- mellitula
- microcera*
- nobilis
- nympha*
- obrienorum*
- ohausi
- paleacea*
- palmeirensis
- pehlkei*
- pernix*
- perroudi*
- peruana*
- phoebe*
- plagiata
- praecincta*
- pulchella
- punctatissima*
- ramosa
- resplendens
- rubridorsis
- sahlbergi*
- separata
- seriata*
- sponsa
- steinheili*
- stillata*
- subparallela
- subprasina*
- superba
- suspecta
- tenella*
- tortuguilla
- translucida
- tredecimguttata*
- vesiculifera*
- vespertilio*
- vigens*
- voluptaria
- zelleri*
- zikani