Clifden nonpareil
Concise Oxford English Dictionary © 2008 Oxford University Press:
Clifden nonpareil/klɪfd(ə)nˈnɒnpərɛl/
▶noun a large moth of mostly subdued coloration, with a pale blue band on the underwing. [Catocala fraxini.]
'Clifden nonpareil' also found in these Oxford entries:

