Class Mammalia Linnaeus, 1758 - mammals Count: [*†*] 5o; †16o;76f;282g;438s Order †Eutriconodonta Kermack, Mussett & Rigney, 1973, incertae sedis Count: [†*] †4f;24g;38s [12 Mar 2022] Family †"Amphilestidae" Osborn, 1888 [paraphyletic] Count: [†*] †9g;9s [12 Mar 2022] Genus †Triconolestes Engelmann & Callison, 1998 [monotypic] Count: [†*] †1s [12 Mar 2022] 1 †Triconolestes curvicuspis Engelmann & Callison, 1998 Count: -