There are 16 different types of hemagglutinin (H) proteins and nine different types of neuraminidase (N) proteins. This is how names such as H1N1 or H3N2 are acquired. However, the pandemic H1N1 influenza is different because it was created from a combination of human, swine and bird flu viruses.
Last name: Butte. This interesting surname of English origin with variant spellings But, Butt, Butte, Bute, etc., is derived from the middle English personal name But(t) of unknown origin, perhaps originally a nickname meaning short and stocky and akin to the late middle English butt meaning thick end or stump.
Three other notable formations that are either named butte or may be considered buttes even though they do not conform to the formal geographer's rule are Scotts Bluff in Nebraska which is actually a collection of five bluffs, Crested Butte which is a 12,168 ft (3,709 m) mountain in Colorado, and Elephant Butte which is now an island in Elephant ...