1851  Goniatites lamed var. tripartitus Sandberger & Sandberger: 90,
     1882  Goniatites tripartitus.-Holzapfel: 244.
     1933  Playfordites tripartitus.-Becker, House & Kirchgasser: 300.
     1993  Playfordites tripartitus.- Becker & House: 121. Neotype.
     2009  Playfordites tripartitus.- Becker & House: 421, fig.25. nos 13-14.

Neotype: GPIM 2594a.