Subrachian or Subbrachian: How To spell?
The word Subrachian is misspelled against Subbrachian, a noun meaning "One of the Subbrachiales."
Subbrachian has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings Su & rachian which should not be misspelled with single 'B'
Wrong Spelling:  Su-b-rachian  Correct Spelling:  Su-bb-rachian 
Check more misspelled words of Subbrachian to spell it correct.