Clyomys Thomas 1916
Clyomys Thomas 1916, Ann. Mag. Nat. Hist., ser. 8, 18: 300.
Type Species: Echimys laticeps Thomas 1909
Species and subspecies: 2 species:
Species Clyomys bishopi Ávila-Pires and Wutke 1981
Species Clyomys laticeps (Thomas 1909)
Discussion: Reviewed by Ávila-Pires and Wutke (1981:530). Reig (1986:409, footnote) noted that Clyomys might not be distinct from Euryzygomatomys .