Isthmohyla rivularis
It occurs in the cordilleras of Tilarán , Central , and Talamanca in Costa Rica as well as adjacent western Panama . 
<triplet> Tilarán <subj> Costa Rica <obj> country <triplet> Talamanca <subj> Costa Rica <obj> country <triplet> Costa Rica <subj> Tilarán <obj> geography of topic <subj> Panama <obj> shares border with <triplet> Panama <subj> Costa Rica <obj> shares border with