Opalia crenata Linnaeus according to Gofas et al, Conchas e moluscos de Angola [details]
Gray according to Gofas et al (Conchas e moluscos de Angola) [details]
"Rocky bottom" fide Gofas et all, yet this refers to the species commonly referred to as Turritella gemmata Reeve, ... [details]
Gofas et al, conchas e moluscos de Angola mention Astrea johnsoni instead of Astraea [details]
Cymatium parthenopaeum in Gofas et al, Conchas e moluscos de Angola [details]