Pinheiro, F.L. & de Figueiredo, A.E.Q. & Dentzien-Dias, P.C. & Fortier, D.C. & Schultz, C.L. & Viana, M.S.S. (2013)
Planohybodus marki sp. nov., a new fresh-water hybodontid shark from the Early Cretaceous of northeastern Brazil Cretaceous Research, 41, 210–216
DOI: 10.1016/j.cretres.2012.12.005