The naturalist's miscellany, or Coloured figures of natural objects. London, Printed for Nodder & Co, 1789-1813. animals, pictorial works, Museums Victoria, George Shaw, The illustration presents two distinct shell forms. The upper shell is elongated with a conical shape, characterized by protruding spines or ridges along the apex, displaying a textured surface that hints at intricate patterns. Below it, a smaller shell exhibits a more rounded, bulbous form with a smooth exterior, adorned with subtle, organic patterns resembling floral or natural motifs. Both shells are rendered with delicate shading, emphasizing their unique shapes and details, and are numbered for reference.