No that is a body checked egg. It is here in this article below as well as a wrinkled egg with possible causes listed:
https://www.backyardchickens.com/articles/common-egg-quality-problems.65923/
You might be dealing with a virus, unless you see the eyelid swelling or eye bubbles. Infectious bronchitis virus is common, and it usually eventually infects most of the flock. Antibiotics do not work against it, but may help if they get a secondary infection, such as MG or others. With IB...
Tylosin should be mixed every other day. Always add the water to the powder. Treat for 5 days. It is not necessary to treat birds who are not having symptoms. Have you seen any bubbles or foam in one eye, eyelid swelling, nasal drainage, or additional sneezing from the same ones? Amoxicillin...