Complex sentence: According to these newly discovered pieces, the tooth belonged neither to a man nor to an ape, but an extinct species of wild American pig called Prosthennops and its identification as a missing link was retracted in the journal "Science" in 1927.
Split into simpler sentences: According to these newly discovered pieces, the tooth belonged neither to a man nor to an ape. It was realized that it belonged to an extinct species of wild American pig called Prosthennops and its identification as a missing link was retracted in the journal "Science" in 1927.