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Thread: Request for ID help Verification from Assam

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  1. #18
    Join Date
    Nov 2010
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    Malaysia
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    8. https://www.butterflycircle.com/atta...1&d=1737046320
    Probably Episteme maculatrix.

    There is a lot of confusion as what is E. maculatrix & nipalensis.
    Whether the postmedial spots have blackened veins is immaterial.

    According to original decription.

    Episteme maculatrix .Westwood 1841.
    Westwood described Eusemia maculatrix as
    https://archive.org/details/cabineto...p?view=theater
    He states the hindwing is a rich orange-red, and the abdomen orange banded black.
    An image is provided Plate XXXIII, fig 1.(According to Funet website fig 1 is misidentified & is E. nipalensis)
    https://archive.org/details/cabineto...p?view=theater


    Episteme nipalensisButler 1875
    Butler describe Eusemia nipalensis in which he compare to E. maculatrix.
    The differences he noted are.
    1. Fw with the four central spots larger & more angular.
    2. HW bright orange instead of deep red of maculatrix.
    3. Abdomen oranger with narrower bands.
    (Westwood commented the banding is more in hte female.
    https://archive.org/details/annalsma...p?view=theater

    Based on the described difference this below should be Episteme nipalensis.
    https://www.mothsofindia.org/sites/m...dd01da16-2.jpg

    This with the FW spots smaller & less angular , the HW marked deep red should be E. maculatrix.
    https://www.butterflycircle.com/atta...1&d=1737046320

    In conclusion E. nipalensis have larger angular FW central spots, deep red HW with a smaller black patch.
    E. maculatrix have smaller more rounded FW spots & a bright orange HW with a larger black patch.
    (maculatrix= spotty look.)

    These should be forms of Episteme maculatrix.
    https://www.mothsofindia.org/sites/m...bcdc4e5c-1.jpg


    TL Seow: Cheers
    .PS.
    Confusingly another species Chelonomorpha austeni ,1879 Moorei, tL Assam is practically identical to E. nipalensis but there is little mention of this species.
    https://inaturalist-open-data.s3.ama...3185/large.jpg
    Last edited by Psyche; 21-Jan-2025 at 07:06 PM.

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