Hyperolius maestus
Described more than a century ago , it is only known from its type locality , Landana , in the Cabinda Province of northern Angola . 
<triplet> Landana <subj> Cabinda Province <obj> located in the administrative territorial entity <triplet> Cabinda Province <subj> Landana <obj> contains administrative territorial entity <subj> Angola <obj> country <triplet> Angola <subj> Cabinda Province <obj> contains administrative territorial entity