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Thread: ID Help for Nacaduba sp

  1. #1
    Join Date
    May 2004
    Location
    Singapore
    Posts
    15,645

    Default ID Help for Nacaduba sp

    Dr Seow, which one of the Nacaduba sp is this one please?
    NacadubaSp.jpg
    Khew SK
    Butterflies of Singapore BLOG
    Try not. Do, or do not. There is no try

  2. #2
    Join Date
    Nov 2010
    Location
    Malaysia
    Posts
    6,009

    Default

    Male Nacaduba berenice icena.


    A. Larger species; male with FW margin straight.

    1. N. beroe neon;
    Male with the dark striae mostly obsolete;
    FW postdiscal band with a mid-dislocation.
    Costal spot above the innermost FW band always absent.
    https://wanderingbutterflyeffect.fil...f39fce860b.jpg


    2. N. kurava nemana.
    Male with the dark striae within the band often weak or nearly obsolete.
    FW costal spot above the innermost FW band present (except the occasional aberration.)
    Submarginal spots often large or wide with rounded margins or corners.
    FW postdiscal band typically straight & entire.
    https://www.butterflycircle.com/chec...ue-SunnyC2.JPG
    Form with the submarginal spots narrow.
    https://www.butterflycircle.com/chec...neBlue-KSK.JPG


    B. Smaller species; males with the FW margin rounded.
    Dark striae within the bands well-developed in both sexes.

    3. N. calauria malayica.
    FW postdiscal band straight & entire, not crooked.
    FW submarginal spots 4 & 5 sharp-pointed & with straight margins.
    https://wanderingbutterflyeffect.fil...b3ad98860e.jpg
    https://farm8.staticflickr.com/7860/...718bd21b_b.jpg
    Male on the left.
    https://www.butterflycircle.com/chec...llen%20Tan.JPG

    4. N. berenice icena.
    Very variable.
    FW costal spot above innermost band present except very rarely.
    FW postdiscal band broken/dislocated in the middle or crooked/undulate.
    Submarginal spots variable, pointed or rounded.
    Males.
    http://www.butterflycircle.com/check...drick%20Ho.jpg
    http://1.bp.blogspot.com/-YBJZ0bsb0t...2Bberenice.jpg
    http://4.bp.blogspot.com/-pzK2I4_Ew6...nice-icena.jpg
    http://www.butterflycircle.com/check...hee%20Beng.jpg
    http://www.butterflycircle.com/check...obby%20Mun.jpg
    Females.
    https://live.staticflickr.com/5251/5...79f98942_b.jpg
    http://www.butterflycircle.com/check...Sunny-Chir.jpg
    https://2.bp.blogspot.com/-ceLml99O5...u/DSC_0187.JPG



    TL Seow: Cheers.

  3. #3
    Join Date
    May 2004
    Location
    Singapore
    Posts
    15,645

    Default

    Thanks Dr Seow. This is one group that continues to give me headaches! I think I'll need to summarise your advice graphically so that we will remember it!
    Khew SK
    Butterflies of Singapore BLOG
    Try not. Do, or do not. There is no try

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