After Parker, 2005

Desmatosuchus Case, 1920
        †Episcoposaurus Cope, 1892
        †Desmatosuchus Case, 1920
        †Desamatosuchus Case; Parker, 2005, lapsus calamiDesmatosuchus haploceros (Cope, 1892)
            †Episcoposaurus haploceros Cope, 1892
            †Desmatosuchus spurensis Case, 1920
            †Desmatosuchus haploceros (Cope); Gregory

        †Desmatosuchus smalli Parker, 2005
            †Desmatosaurus haplocerus (Cope); Small, 1985
            †Desmatosaurus haplocerus (Cope); Long & Ballenw, 1985
            †Desmatosaurus haplocerus (Cope); Murry, 1986
            †Desmatosaurus haplocerus (Cope); Chatterjee, 1986
            †Desmatosaurus haplocerus (Cope); Small, 1989
            †Desmatosaurus haplocerus (Cope); Small, 1995
            †Desmatosuchus smalli Parker, 2005

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