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chengailim
06-Sep-2020, 10:26 PM
Dear Dr Seow,

Please assist with ID for this Hesperiinae, please!


https://live.staticflickr.com/65535/50311824216_d2a96773ee_c_d.jpg

Thanks

Regards
Cheng Ai

Psyche
07-Sep-2020, 12:25 AM
This is one of those unresolved question regarding the difference of P. omaha & ganda.
Both have light shading on the underside & a yellow abdominal end.

P. omaha dull ochreous; veins across the bands dark-dusted on both surfaces.

P. ganda ;deeper orange tone ;veins across bands not darkdusted or just barely.
It doesn't help when all the ganda specimen in the link also show degree of dark veins.
http://yutaka.it-n.jp/hes/92840001.html
The colouration in photos is also very misleading.

Examples of P. omaha
https://www.butterflycircle.com/checklist/mugshots/Potanthus%20omaha%20omaha/272%20Potanthus%20omaha%20omaha%20(Lesser%20Dart)% 20Bobby%20Mun.jpg
https://biome.nparks.gov.sg/Content/Sighting/ImageUpload/636467789770814777_1_33243.jpg
https://www.butterflycircle.com/checklist/mugshots/Potanthus%20omaha%20omaha/PM_adult_release_site_01.jpg
https://www.butterflycircle.com/checklist/mugshots/Potanthus%20omaha%20omaha/Lesser%20Dart%20-%202%20-%20Tan%20CP.jpg


Examples of P. ganda.
https://2.bp.blogspot.com/-r1T4ajMPuVQ/Wmfi2GgfpLI/AAAAAAAAOkY/jv666Pzc-P4hAR9LfytxbX4u--_eoqFnwCLcBGAs/s1600/Potanthus%2Bganda%2B%2528Ganda%2BDart%2529%2B%2528 6%2529.jpg
https://2.bp.blogspot.com/-Ht4NZzQNDAw/Wcuga8PmFPI/AAAAAAAAr-w/cySTrPvk6d0M71ZMAUNioKiQC9ZGpCr-wCLcBGAs/s1600/Potanthus_ganda_cat3of4_underside.jpg
http://www.natureloveyou.sg/Minibeast-Butterfly/Skipper_Potanthus%20omaha%20omaha/DSC07796%20(11).JPG
https://www.butterflycircle.com/checklist/mugshots/Potanthus%20ganda/GandaDart-KohCH.jpg

Likely to be correct as P. ganda.
https://1.bp.blogspot.com/-n5m_Sgf2Brk/U5JpDnpkEhI/AAAAAAAAOKk/NoiYwcx4gJ8/s1600/HFH_2464-Potanthus-ganda.jpg
https://4.bp.blogspot.com/-L3ew9ztkIks/U5JqPz8aSgI/AAAAAAAAOKw/Qh7FzPC3VHg/s1600/HFH_2474-Potanthus-ganda.jpg
https://encrypted-tbn0.gstatic.com/images?q=tbn%3AANd9GcRGVCivOyLGA-zru3160huwb9ec1AGIw3ktbg&usqp=CAU


Verdict; Probably Potanthus ganda.


TL Seow; Cheers.

chengailim
07-Sep-2020, 08:33 AM
Thanks again, Dr Seow.