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Thread: Skippers ID clarification in Singapore

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  1. #9
    Join Date
    Nov 2010
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    Malaysia
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    Post 106.


    https://www.inaturalist.org/observations/184641821
    1. Potanthus trachala. Female on the left )greyer).
    Note FW spots 4 & 5 are only connected above & below by the spikes to the other.
    HW upper block of the band projected outwards.


    https://www.inaturalist.org/observations/184641820
    2. Caltoris bromus male.

    Three species have more prominent pale areas on the antennal shafts.

    Caltoris bromus
    FW typically with two large subapical spots ;upper cellspot also large.
    HW dark brown & nearly the same tone as FW.
    Female paler, with HW spots 2 & 3.
    Male.
    https://www.inaturalist.org/observations/163945647


    Caltoris cahira.
    FW with large subapical spots (2 usually) & upper cellspot.
    HW dark chocolate brown without red tone contrasting with FW.
    Male.
    https://www.inaturalist.org/observations/183638559
    Female.
    https://4.bp.blogspot.com/-7l1dr3n_g...ris+bromus.jpg


    Caltoris cormasa.
    FW subapical spots small two or often three. Upper cellspot small.
    HW heavily overlaid with redbrown scales.
    Redder tone than in all other species.
    Males.
    https://www.inaturalist.org/observations/151597328
    https://www.inaturalist.org/observations/162264663
    https://www.inaturalist.org/observations/176612106
    https://www.inaturalist.org/observations/178143673
    Note subapical spots are small. Less red example.
    https://www.inaturalist.org/observations/184641828
    Females.
    https://www.inaturalist.org/observations/147253163
    https://www.inaturalist.org/observations/173170595
    https://www.inaturalist.org/observations/173170576

    Caltoris malaya
    Pale area on the antennae weak or none.
    FW subapical spots usually two. Cellspot usually none ,ocassionally a tiny one.
    male rusty brown, female more ochreous.
    Male. Note front antenna no pale area.
    https://www.inaturalist.org/observations/133445751
    Female.
    https://www.inaturalist.org/observations/161212993
    With a tiny upper cellspot but only on the underside.
    https://www.inaturalist.org/observations/181903883

    Other confusion.
    Baoris species.
    FW subapical spots reduced.
    Upper cellspot may be crescentic.
    Antennae mostly black.
    HW may have aq pale area at cellend.
    [B]Abdomen noticeably banded.
    https://www.inaturalist.org/observations/165866621
    https://www.inaturalist.org/observations/151120606

    Female probably B. farri.
    Full complement of spots, black antennae, banded abdomen.
    https://www.inaturalist.org/observations/153765692


    Male Quedara monteithi.
    No FW spot, bulging palpi (labial palps).
    https://www.inaturalist.org/observations/164372780



    TL Seow: Cheers.
    Last edited by Psyche; 25-Sep-2023 at 05:36 AM.

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