View Full Version : Yellows for ID
Blue Nawab
15-Jan-2017, 05:25 PM
Dear Dr Seow, is this Eurema hecabe contubernalis (on behalf of a friend)? Thanks!
https://c1.staticflickr.com/1/687/31476725404_5e105d3972_h_d.jpg
Psyche
15-Jan-2017, 07:47 PM
This is a tricky one.
The narrower black border & its shape suggest it could be E. blanda.
E. blanda typically has a spot at the base of HW space 7, very rarely absent.
Here there is a spot on vein 8 near the base suggesting a misplaced spot.
However there are no confirmed E. blanda with such a spot whereas E. hecabe sometimes have a tiny dot on vein 8.
The HW shape is equivocal.
On balance I feel it is more probably E. hecabe.
E. hecabe with a black dot on HW vein 8 near base.
https://4.bp.blogspot.com/-qdFcgWl2tX0/Vs8SWa_-EvI/AAAAAAAAlnQ/UrEHtu-8zBo/s1600/CGY_adult_02.jpg
http://www.ohfarms.com.sg/img/butterflies/Common-Grass-Yellow01-khew.jpg
E. blanda
http://4.bp.blogspot.com/-YXBb0s3roC8/VG7rP7oQD8I/AAAAAAAAfcM/sWBg_GIMUl8/s1600/TSGY_adult_Loke_02.jpg
Whttp://4.bp.blogspot.com/-Btb9nL6ooY4/VKa_4lR1oxI/AAAAAAAAftA/seEPMVj5tug/s1600/TSGY_adult_03a.gifith basal space 7 spot poor.
It is more likely to be E. hecabe which frequently have the cellspots missing.
I don't think there is any example of E. blanda with all 3 cellspots missing.
TL Seow: Cheers.
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