Gastropoda - Neogastropoda - Muricidae

Alternative combinations: Aspella (Aspella) engonata, Trophon (Aspella) engonatus

Belongs to Dermomurex (Dermomurex) according to E. H. Vokes 1975

Sister taxa: Dermomurex (Dermomurex) elizabethae, Dermomurex (Dermomurex) jani, Dermomurex (Dermomurex) matercula, Dermomurex (Dermomurex) pauperculus, Dermomurex (Dermomurex) scalaroides

Type specimen: USNM 113273, a shell. Its type locality is TU 539b - Shell Creek [Caloosahatchee Fm], which is in a Pleistocene coastal marl in the Caloosahatchee Formation of Florida.

Average measurements (in mm): length 25.6, shell 28.0 x 12.0