Heh, looks like it's R5 G6 B5.
Some bugs to fix, but overall texture support's complete. New release today methinks.
http://img3.imageshack.us/img3/5816/clipboard01zci.jpg
Code:
short rgb565 = 0;
for(int iw=0;iw<palbytes-1;iw+=2){
rgb565 = ((palette[iw] * 0x10000) + (palette[iw + 1] * 0x100)) >> 8;
rExtract = ((rgb565 & 0xF800) >> 11) << 3;
gExtract = ((rgb565 & 0x7E0) >> 5) << 2;
bExtract = (rgb565 & 0x1F) << 3;
extracted.r.Add(rExtract);
extracted.g.Add(gExtract);
extracted.b.Add(bExtract);
}