Another site produced Omo II, which has more of a skull but no skeletal bones.

另一个地点，产生更多奥莫低谷位于图阿二世的头骨，但没有骷髅骨头。

youdao

Indeed, beginning with this still life, the joining of the skull with other symbols appears in Braque's mature work only on the eve of World War II, with these combinations continuing during the Nazi Occupation.

WSJ: Vanitas I | Georges Braque | Denying Death | Masterpiece by E.A. Carmean Jr.