Ключевые слова: ammonite, ammonoidea, ancient times, archaeology, bug, calculus, chisel, conch, concha, conchiolin, concrement, concrementum, concretio, concretion, creature, development drilling, disinterment, excavation, exhumation, fossil, hammer, history, insect, maelstrom, mining, mining operation, old times, preparation, primeval time, quixotic, rock, roman, romantic, sample, seafood, serendipity, shell, shell exoskeleton, shell fish, shellfish, snail, specimen, stone, tool, vortex, whirlpool, wildeyed,