${{\boldsymbol \Xi}_{{c}}{(3123)}}$ $I(J^P)$ = $?(?^{?})$
A peak in the ${{\mathit \Sigma}_{{c}}{(2520)}^{++}}$ ${{\mathit K}^{-}}$ $\rightarrow$ ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ mass spectrum with a significance of 3.6 standard deviations.
KATO 2014 finds no evidence for this state.