Caption:
Various mollusc shells: Chiragra spider conch, Harpago chiragra 1, scallops, Pecten species 2-5, whelk, Buccinum undatum 6, Lagena species 7, sea snail, Rapa rapa 8, de ajuinschil shell 9. Handcoloured copperplate engraving by Georg Wolfgang Knorr from his Deliciae Naturae Selectae of Kabinet van Zeldzaamheden der Natuur, Blusse and Son, Nuremberg, 1771.