The conversation between human and AI assistant.
[|Human|] Was the hermit hummingbird hawkmoth described in the 20th or 21st century?
[|AI|] Neither.  It was first described by Arthur Gardiner Butler in 1875, which is in the 19th century.
[|Human|] 
Was the hermit hummingbird hawkmoth described in the 20th or 21st century?