Complex sentence: The fossil remains, recovered in a series of expeditions during a period spanning the years 1999 and 2000, described by J.D. Harris and Peter Dodson in 2004, consist of a disarticulated but associated partial skeleton, including partial vertebral series and limb bones.
Split into simpler sentences: The fossil remains were recovered in a series of expeditions during a period spanning the years 1999 and 2000, described by J.D. Harris and Peter Dodson in 2004. They consist of a disarticulated but associated partial skeleton, including partial vertebral series and limb bones.