 Specimen have been found in various bed lithology, including sandstone, marl, dolomite, breccia, and claystone.A 2002 phylogenetic analysis found that the genera "Pseudopalatus", "Mystriosuchus", "Redondasaurus" and "Nicrosaurus" are all under the clade Pseudopalatinae.Though, the analysis only contained one non-pseudopalatine phytosaur taxon.