Condylocardiidae – Cuninae: Propecuna obliquissima (Tate, 1887) (‘most-oblique condyl-clam’)
Synonym(s): obliquissima Tate, 1887.
Typical shell-length 4.5 mm. Lives in offshore waters in sand and mud. Native. Endemic to southeastern and southwestern Australia (QLD, NSW, TAS, VIC, SA and WA).