This is one of those complrx issue which no one has answered properly.
Eliot opined that during the formation of Sundaland & the subsequent
Hi Dr Seow,
I was relooking at the ID features of Ypthima baldus and Ypthima horsfieldii and it seems there are a lot of different opinions
Correction.
Post 63.
a is Potanthus mingo.
Abdominal ewnd black-banded.
FW spots 4 & 5 equal.
Ground colour
f. Male Caltoris bromus.
The colour of the spots may varies.
IN C. bromus & cahira, the spots are usually white.
Note
Post 63.
d, male, e female Telicota besta.
T. besta male with raised veins & lightly dark-dusted.
https://thaibutterflies.com/wp-conte...1-1080x675.jpg
ID requests
Post 17.
Psyche Today, 07:08 PMYour shots.
Y. baldus
1 is probably a form of Y. horsfieldii.
2 is typical Y. baldus.
Y horsfieldii.