WAmazon bamboo rat
WAtlantic spiny rat
WColombian soft-furred spiny rat
WDark-caped Atlantic spiny rat
WDiplomys
WEchimys
WElias's Atlantic spiny rat
WFerreira's spiny tree-rat
WFischer's guiara
WGracile Atlantic spiny rat
WGuiara
WHairy Atlantic spiny rat
WHighlands punaré
WMoojen's Atlantic spiny rat
WMouse-tailed Atlantic spiny rat
WNapo spiny rat
WOlallamys
WOriente cave rat
WParaguayan punaré
WRoberto's spiny rat
WRufous soft-furred spiny rat
WSimons's spiny rat
WSoft-spined Atlantic spiny rat
WSpiked Atlantic spiny rat
WSteere's spiny rat
WSucre spiny rat
WThrichomys
WTorre's cave rat
WTrinidad spiny rat
WWhite-faced spiny tree-rat
WWhite-spined Atlantic spiny rat
WWhite-tailed olalla rat
WYonenaga's Atlantic spiny rat