Key to species of Catrimania
1. Forewing unicolored, yellow............................................... C. livida Paladini & Cryan, 2012: 56
1´. Forewing multicolored, with transverse band or not........................................................... 2
2.(1´) Forewing yellow with a transverse brown band at median third................................................ 3
2´. Forewing with black median and apical third.............................................................. 4
3.(2) Forewing median transverse band distinctly narrowing towards the costal margin......... C. insignis (Walker, 1858: 178)
3´. Forewing median transverse band with margins parallel from anal to costal margin..... C. longula (Lallemand, 1938: 143)
4.(2´) Forewing yellow with dark brown venation and a white transverse band at apex of basal third............................................................................................. C. albifascia Paladini & Cryan, 2012: 54
4´. Forewing basal third red............................................................................... 5
5.(4´) Forewing with median and apical third translucent with black veins well marked; cross veins at apex absent......................................................................................... C. semivitrea (Walker, 1858: 184)
5´. Forewing with median and apical third black; apical third reticulated.............................. C. tiobino sp. nov.