fibonacci sequence golden ratio. geometric s spiral. snail spiral. sea shell of white circles. sacred geometry logo template

logo sequence golden ratio shell nautilus fibonacci spiral snail sea numbers vector conch section geometry fossil illustration seashell nature abstract geometric texture crustacean shellfish design beach isolated animal beauty graphic ocean ornament growth life shape decoration biology aquatic mollusk helix jurassic ancient curve symbol repetition part elegant single swirl black background white shapes circles sacred template ratio spiral circles