Dear Dr Seow,
Pls help with the following id, thanks!
S45.jpg
Dear Dr Seow,
Pls help with the following id, thanks!
S45.jpg
Cher Hern
Male Potanthus trachala tytleri.
Of the species with a prominent black band at the abdominal end the closest is to P. mingo.
P. trachala tytleri. Larger. FW 14-15mm.
FW upperside with spots 4 & 5 fully detached or nearly so.
FW underside spots 4 & 5 no overlap, connected above & below only by the spikes.
FW spots 2 & 3 with concave margins.
HW upper spot of band strongly projected out from the outer margins of the band in space 2 & 3.
All Singapore males.
http://1.bp.blogspot.com/-xp54_a5Xd1...Bupperside.jpg
http://4.bp.blogspot.com/-kvlAhJLLsd...la-tytleri.jpg
https://1.bp.blogspot.com/-kcinccQ1a...%2Btytleri.JPG
P. mingo Smaller FW 12-13mm.
FW with spots 4 & 5 with varying overlaps.
FW spots 2 & 3 with straight margins.
HW HW underside band upper spot only slightly projected beyond the outer margins of the band in space 2 & 3.
Underside HW band margins excavate, concave with dark spots.
All Singapore males.
http://3.bp.blogspot.com/-f3wB2A2ujB...0/_MG_1531.jpg
http://3.bp.blogspot.com/-lQGrUAdKox...0/_MG_1529.jpg
P. serina Large FW 16mm.
FW with spot 5 much smaller than spot 4.
Underside largely brown shaded, more orangey,
HW often with a small spot 6 at the upper inner corner.
Male.
http://www.butterflycircle.com/check...serina-KSK.jpg
P. juno. FW 14mm.
Abdominal end with a dark patchdorsally.
FW with spot 5 smaller than spot 4.
FW subapical spot 8 reduced or absent.
Singapore male & female.
http://3.bp.blogspot.com/-eLxO6Cqrl-...it%2BBrown.jpg
https://1.bp.blogspot.com/-WroJpPq0U...Dart-KohCH.jpg
The other three species have the abdominal yellow with a thin black line basally.
Female do have darkish shading of the abdominal end dorsaloly.
Males. P. omaha, ganda & confucius.
http://www.butterflycircle.com/check...obby%20Mun.jpg
https://farm2.static.flickr.com/1337...ac5c42d89d.jpg
https://lh3.googleusercontent.com/pr...viHOGyobqFTUiw
TL Seow: Cheers.
Last edited by Psyche; 21-Dec-2021 at 09:33 PM.