Cyclotomic Birman–Wenzl–Murakami (BMW) algebras are BMW analogues of cyclotomic Hecke algebras [2, 1]. They were defined by Häring–Oldenburg in [7] and have recently been studied by three groups of mathematicians: Goodman and Hauschild–Mosley [4, 5, 6, 3], Rui, Xu, and Si [9, 8], andWilcox and Yu [10, 11, 12, 13]. A peculiar feature of these algebras is that it is necessary to impose “admissibi...