Subspecies
White-browed Crombec (Sylvietta leucophrys) and Lendu Crombec (Sylvietta chapini) (Sibley and Monroe 1990, 1993) have been lumped into Sylvietta leucophrys following Dowsett and Forbes-Watson (1993) and Fishpool and Collar (2006).
Considered by some authors to be a subspecies of White-browed Crombec (Sylvietta leucophrys).