BANGKUNG IS IT A MORO SWORD THAT INFLUENCED THE BAGOBO/TIBOLI SWORDS OR THE OTHER WAY AROUND.

THE BLADE FORM IS VERY SIMULAR ON MANY EXAMPLES. HERE ARE PICTURES OF SEVERAL VARIATIONS, TWO EVEN HAVE A CROOKED BLADE WITH BASIC BANKUNG FORM, IS THERE A NAME FOR THIS SWORD? PICTURES
#1.,#2. & #3. A LONG BANGKUNG MANTERIS HAD. IT WAS AT LEAST 25IN. LONG. AND HAD GOOD PATINA AND WAS IN PERFECT SHAPE.
#4., #5., #6, & #7. SAID TO BE PALAWAN, TAQBANUA TRIBE
#8. & #9. TWO EXAMPLES OF THE UNUSUAL BENT BLADED SWORD.
#10. BAGOBO/ TIBOLI SWORDS, WITH BANGKUNG LIKE BLADES.