Parent: Loxia (Crossbills)

└─ Loxia curvirostra (Red crossbill)

└─── Loxia curvirostra altaiensis

└─── Loxia curvirostra balearica

└─── Loxia curvirostra bendirei

└─── Loxia curvirostra benti

└─── Loxia curvirostra corsicana

└─── Loxia curvirostra curvirostra

└─── Loxia curvirostra grinnelli

└─── Loxia curvirostra guillemardi

└─── Loxia curvirostra himalayensis

└─── Loxia curvirostra japonica

└─── Loxia curvirostra luzoniensis

└─── Loxia curvirostra meridionalis

└─── Loxia curvirostra mesamericana

└─── Loxia curvirostra minor

└─── Loxia curvirostra percna

└─── Loxia curvirostra poliogyna

└─── Loxia curvirostra pusilla

└─── Loxia curvirostra sinesciuris

└─── Loxia curvirostra sitkensis

└─── Loxia curvirostra stricklandi

└─── Loxia curvirostra tianschanica