Keywords: Rissoa costata (Sowerby).jpg En Rissoa costata Adams accepted as Manzonia crassahttp //www marinespecies org/aphia php p taxdetails id 141291 From Illustrated Index of British Shells Plate XIII Fig 14 1859 Illustrated Index of British Shells Plate 13 jpg Creator George Brettingham Sowerby II PD-Art PD-old-100 Manzonia crassa Illustrated Index of British Shells |