View Full Version : 6 Line Blue ???
Silverstreak
31-Mar-2013, 07:03 PM
Dr. Seow ,
Someone ask for help in identifying these 6 Line Blue and wonder if they are The Opaque Sixline Blue ( Nacaduba beroe neon )
I think all three are Rounded 6 Line Blue ( Nacaduba berenice icena ).
Your assistance in differentiating the Nacaduba beroe neon from N. berenice icena will be much appreciated !
http://i13.photobucket.com/albums/a288/SunnyChir/SNAG_Program-0021_zpsdf2bff49.jpg
Psyche
31-Mar-2013, 08:22 PM
All 3 are typical Nacaduba berenice.
The male N. beroe differs in the following features.
1. FW termen (outer margin) straight. (variable in berenice)
2, FW lower 3 submarginal spots rectangular often with flared corners.
3. FW postdiscal band's dark line reduced & vestigial or obsolete.(always strongly present in berenice; like between N. sanaya & N. pavana.)
4. HW base darkened like the male Pointed Lineblue (Ionolyce helicon), & so sometimes confused with it.
This male looks correct although it is probably not quite typical.
http://wanderingbutterflyeffect.files.wordpress.com/2010/03/6a0100a801ee89000e0123ddf39fce860b.jpg
TL Seow:cheers:
Silverstreak
31-Mar-2013, 08:50 PM
Dr. Seow ,Thank You very much for the elaboration !!
Psyche
31-Mar-2013, 09:09 PM
Here is a better male beroe misID'ed as a Pointed Lineblue.
http://www.flickr.com/photos/gqb/8572488686/in/pool-tamron_180mm_macro
Correction: This is a kurava male. (kurava male may also have the dark line less prominent.)
TL Seow:cheers:
Psyche
02-Apr-2013, 11:40 AM
Two other examples of N. beroe males that have been ID'ed as Ionolyce helicon.
Federick's 2007 shot.
http://farm2.staticflickr.com/1303/1048288385_f95c6d94b0.jpg
Upper & underside of a male from Java.
http://kangbas.web.id/foto/v/nat/butt/lyc/Ionolyce-helicon_Gonoharjo_01.jpg.html
http://kangbas.web.id/foto/v/nat/butt/lyc/Ionolyce-helicon_Gonoharjo_05.jpg.html
TL Seow:cheers:
Silverstreak
02-Apr-2013, 09:45 PM
Thanks Dr. Seow !
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