Complex sentence: The teleomorphic states of this species were originally the first to be discovered by Arturo Nannizii for "M. gypseum" in 1927, but his contribution was largely ignored by the scientific community.
Split into simpler sentences: The teleomorphic states of this species were originally the first to be discovered. And was discovered by Arturo Nannizii for "M. gypseum" in 1927, but his contribution was largely ignored by the scientific community.