Spear-tail Duskhawker (Gynacantha dohrni)This a large dragonfly about 6-7 cm long. Male bright green, while female is dark.
Pond Cruiser (Epophthalmia vittigera)This is a large dragonfly about 7-8 cm long. Sexes similar.
Common Flangetail (Ictinogomphus decoratus)Sexes similar.
Trumpet Tail (Acisoma panorpoides)Also called Asian or Grizzled Pintail. Male is blue, while female is green.
Pond Adjutant (Aethriamanta gracilis)Sexes similar, but female has brown markings. Can be confused with blue dasher.
Grenadier (Agrionoptera insignis)Male has red abdomen. Female are generally dark in colour, but some can have red abdomen as well.
Handsome Grenadier (Agrionoptera sexlineata)
Male has less red on the abdomen than the Grenadier. Female are generally duller, but some can have orange on the abdomen.