Gastropoda - Neogastropoda - Mitridae
Alternative combination: Mitra (Tiara) henekeni illacidata
Full reference: W. P. Woodring. 1928. Miocene Molluscs from Bowden, Jamaica. Part 2: Gastropods and discussion of results . Contributions to the Geology and Palaeontology of the West Indies
Belongs to Subcancilla according to E. J. Petuch 1988
Sister taxa: Mitra (Subcancilla) ecuadoriana, Subcancilla colombiana, Subcancilla couvensis, Subcancilla dalli, Subcancilla dariensis, Subcancilla henekeni, Subcancilla interlirata, Subcancilla leonardhilli, Subcancilla lindae, Subcancilla longa, Subcancilla mauryae, Subcancilla rhadina, Subcancilla sulcata, Subcancilla venezuelana
Type specimen: USNM 369433, a shell
Average measurements (in mm): 18.9 x 6.7, shell 18.9 x 6.7