After Upchurch & Martin, 2002, 2003

Cetiosaurus Owen, 1841
        †Cardiodon Owen, 1841
        †CetiosauricusCetiosaurus oxoniensis Phillips, 1871
        Cetiosaurus oxoniensis Phillips, 1871
        Cetiosaurus longus Owen, 1842b; Owen, 1870
        Ornithopsis oxoniensis (Phillips); Seeley, 1889
        Cardiodon oxoniensis (Phillips); Lydekker, 1890
        Cetiosaurus oxoniensis Phillips; von Huene, 1927
        Cetiosaurus oxoniensis Phillips; von Huene, 1932
        Cetiosaurus oxoniensis Phillips; Steel, 1970
        Cetiosaurus oxoniensis Phillips; Jones, 1970
        Cetiosaurus oxoniensis Phillips; McIntosh, 1990
        Cetiosaurus oxoniensis Phillips; Upchurch & Martin, 2002
        Cetiosaurus oxoniensis Phillips; Upchurch & Martin, 2003

    †"Cetiosaurus" humerocristatus Hulke, 1874 [a brachiosaurid]

    †Cetiosaurus rugulosus (Owen) Steel, 1970
        †Cardiodon rugulosus Owen, 1844
        †Cetiosaurus rugulosus (Owen) Steel, 1970

    †Cetiosaurus hypoolithicus Owen, 1842a [nomen nudum]

    †Cetiosaurus epioolithicus Owen, 1842a [nomen nudum]

    †Cetiosaurus medius Owen, 1842b [Sauropoda indet.]

    †Cetiosaurus longus Owen, 1842b [nomen dubium]

    †Cetiosaurus giganteus Owen in Phillips in Huxley, 1870 [nomen nudum]

    †Cetiosaurus glymptonensis Phillips, 1871 [Sauropoda indet.]
        Cetiosauriscus glymptonensis (Phillips, 1871) McIntosh, 1990

    †Cetiosaurus brevis Owen, 1842b
        †Cetiosaurus conybeare Melville, 1849] 
        = Iguanodon cf. I. anglicus & Pelorosaurus conybeari (Melville) Mantell, 1850)

    †Cetiosaurus brachyurus Owen, 1842b
        = Iguanodon cf. I. anglicus)

    †Cetiosaurus mogrebiensis Lapparent, 1955 [Sauropoda indet.]

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