This name is a synonym of Zamia chigua Seem..
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym (record 378841) with original publication details: Allg. Gartenzeitung 19: 146 1851.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:297323-1.
This name was in version 1 of The Plant List, record kew-2469978, and has not been changed.