Is the stratum corneum in thin skin?

No, stratum corneum is not in the thin skin.

Stratum corneum is the outermost layer of the epidermis, which is the outermost layer of the skin. The epidermis is divided into five layers: the stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and the stratum corneum.

The stratum corneum is only found in thick skin, which is found on the palms of the hands and the soles of the feet. The thin skin, which is found on the rest of the body, does not have a stratum lucidum layer.