Ключевые слова: ammolite, ammonite, anatomy, ancient, animal, animals, backdrop, background, beautiful, brown, calcified, chamber, close, closeup, coil, complex, complexity, crustacean, cut, detail, elaborate, extinct, extreme, fossil, fossilized, gemstone, geological, geology, horizontal, jewel, jewelry, macro, marine, mineral, mountains, natural, nature, nautilus, pattern, polish, rock, rocky, sea, seashell, shell, spiral, stone, structure, surface, texture,