Fragments found in sedimentary rocks may sometimes be the skeletal material known as fossils.
(Fragments; found; L:in sedimentary rocks) (Fragments found in sedimentary rocks; may be; the skeletal material known as fossils; T:sometimes) (the skeletal material; known; as fossils)
Fragments Fragments found in sedimentary rocks the skeletal material
found may be known
L:in sedimentary rocks
the skeletal material known as fossils T:sometimes
as fossils