A new species of Glaphyropoma: the first subterranean copionodontine catfish and the first occurrence of opercular odontodes in the subfamily (Siluriformes: Trichomycteridae) - Bichuette, Maria Elina; Pinna, Mário César Cardoso de; Trajano, Eleonora (Neotropical Ichthyology, 2008)