Classification of the family Chondrenchelyidae
Fm. †Chondrenchelyidae Berg 1940
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G. †Platyxystrodus Hay 1899
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†Platyxystrodus bellulus St John and Worthen 1875
†Platyxystrodus imitatus St John and Worthen 1875
†Platyxystrodus inconditus Saint John and Worthen 1883
†Platyxystrodus occidentalis St. John 1870
†Platyxystrodus simplex St John and Worthen 1875
†Platyxystrodus striatus M'Coy 1855
†Platyxystrodus verus John and Worthen 1883
Invalid names: Xystrodus Morris and Roberts 1862 [replaced]