Macrophotography - ( Clamshell )

good night friends, see you again @riska-amanda like an ordinary friend, on this happy occasion I want to post it on ocd,

and my post this time about the shells that I found on the seashore, and I am interested in making the object of my post this time,

and I took this photo with oppo and macro cellphone, and here are some photos and hopefully my friends like it,