Bucinum or Buccinum: How To spell?
The word Bucinum is misspelled against Buccinum, a noun meaning "A genus of large univalve mollusks abundant in the arctic seas. It includes the common whelk (B. undatum)."
Buccinum has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Bu & inum which should not be misspelled with single 'C'
Wrong Spelling:  Bu-c-inum  Correct Spelling:  Bu-cc-inum 
Check more misspelled words of Buccinum to spell it correct.