They are of one species Curetis regula.
The legs are black-banded & the underside band/line is rather regular,compared to the other two (which have the underside without black dots )C. saronis & tagalica which are very irregular.
C. saronis & C. tagalica.
http://4.bp.blogspot.com/_rzo8wjfyCs...N_adult_01.jpg
http://3.bp.blogspot.com/-Skbe9ZznwU...0/DSC_0010.JPG
TL Seow: Cheers.