Triphora tasmanica var. lilacina Verco, 1909 [invalid: primary homonym]
Triphora tasmanica var. lilacina Verco, 1909: 291 .
Isotriphora lilacina (Verco, 1909) — Cotton & Godfrey 1931: 52.
Type locality. Australia, Gulf of St. Vincent, beach drift.
Type material. SAM D.13442, holotype .
Remarks. Preoccupied by Triforis lilacina Dall, 1889 . Isotriphora amethystina was proposed by Marshall (1983) as a replacement name.