I THINK THE MOPLAH IS DIFFERENT FROM THE ADYA KATTI FOR ONE THING IT IS SMALLER AND LIGHTER. THE ADYA KATTIS IS PRIMARILY A WEAPON AND THE MOPLAH MAY BE MORE OF A CEREMONIAL KNIFE. I CAN'T REMEMBER WHERE I READ THAT BUT I THINK IT MAY BE CORRECT.
#1. THRU #6. VARIATIONS FROM THE MALIBAR COAST CLOSE TO MOPLAH SO PERHAPS VARIATIONS.
#7. THRU #10 ADYA KATTIA ,MALABAR SWORD
#11. A MOPLAH
#12. A FANCY SILVER PICHANGATTI 19 TH CENTURY, BLADE 19 CM.