Children (6 direct children, 7 direct and indirect children):
Mesomys occultus
Tufted-tailed spiny tree-rat
Pará spiny tree rat
Surinam spiny tree-rat
Ferreira's spiny tree-rat
Ferreira’s spiny tree-rat
Woolly-headed spiny tree-rat
Mesomys leniceps
Mesomys didelphoides
Mesomys ferrugineus
(tree size 1)