Likely during the 16th century, conchs of the Cassidae and Cypraeidae families were found to be particularly suitable for cameo engraving.
وقد أثار ذلك الاهتمام بالتاريخ الطبيعي وأنعش مخيّلة الحرفيين والجوهريّين والنقّاشين المهرة .‏