Ferdinand I, Infante of Spain and Archduke of Austria

   quarterly
1st quarterly
i tierced in fess gules argent gules
ii azure fleury or, a bordure gyronny of 16 argent and gules
iii bendy azure and or, a bordure gules
iv sable a lion rampant or, armed and langued gules;;
over all quarterings a demi escutcheon or larger smaller lower to the dexter charged with a lion rampant sable armed and langued gules larger larger to the dexter
a demi escutcheon reversed argent in fess larger smaller lower to the sinister charged with an eagle gules armed langued legged and beaked or larger larger 
2nd and 3rd quarterly
i gules a tower triple towered or
ii argent a lion rampant gules crowned or
iii or 4 palets gules
iv per saltire paly of 9 or and gules and argent an eagle sable reversed in dexter half armed beaked langued and legged gules larger to the dexter, an eagle sable in sinister half armed beaked langued and legged gules larger to the sinister;;
4th quarterly
i tierced in fess gules argent gules
ii azure fleury or, a bordure gyronny of 16 argent and gules
iii bendy azure and or, a bordure gules
iv sable a lion rampant or, armed and langued gules in honour point;;
over all quarterings a demi escutcheon or larger smaller lower to the dexter charged with a lion rampant sable armed and langued gules larger larger to the dexter
a demi escutcheon reversed argent in fess larger smaller lower to the sinister charged with an eagle gules armed langued legged and beaked or larger larger 

Suggested by an anonymous user.

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