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Thread: ID requested for some Bangladesh recorded species

  1. #1
    Join Date
    May 2018
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    Default ID requested for some Bangladesh recorded species

    Dear Sir,
    I am uploading some unknown species for proper identification. All species are recorded from Chittagong, Bangladesh.

    I guessed as below
    Sl No.: 01 is Nacaduba hermus or pavana
    Sl No.: 02 is Athyma nefte
    Sl No.: 03 is Polytremis lubricans
    Sl No.: 04 is Eurema andersoni
    Sl No.: 05 is Halpe zola
    Sl No.: 06 is Baoris unicolor
    Sl No.: 07 is Halpe zema
    Sl No.: 08 is Sarangesa dasahara

    You are requetsed to guide me alongwith proper id key.

    Regards,
    Rajib Dey
    Mob.: +91-9831632692
    Attached Images Attached Images

  2. #2
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    1. Nacaduba pavana. Dark striae within the white striae strongly developed.
    https://www.thaibutterflies.com/wp-c...a-1080x724.jpg

    N. hermus: Dark striae poorly developed, fading out; orange ring brownish.
    https://www.ifoundbutterflies.org/me...gale_ah293.jpg


    2. Athyma inara female. The shape of the FW cellend spot is triangular & its point long.
    The Indian ssp is now raised to full species.
    https://www.ifoundbutterflies.org/sp/658/Athyma-inara

    Athyma nefte asita ;Myanmar/Indochina.
    http://yutaka.it-n.jp/lim1/720580010.html

    3. Polytremis lubricans.
    Coarse ochreous ground colour; FW spots yellow, spot 2 very large; HW variable nos of spots, spot 3 largest.
    http://www.flutters.org/home/photoga...ml-apr2011.jpg

  3. #3
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    4. Eurema andersoni.
    Typical andersoni have one FW cellspot & HW with postdiscal spot 7 a squiggle with a long tail.
    https://www.learnaboutbutterflies.co...08692-002a.jpg
    Much variations.
    https://www.ifoundbutterflies.org/sp...rema-andersoni

    E. hecabe ;FW with 2 cellspots,but may lose one or both.
    HW spot 7 typical a shapeless blotch. HW margin angular, & shape more quadrate.
    https://www.ifoundbutterflies.org/#!.../Eurema-hecabe

    5. Sebastonyma dolopia. The underside pattern is not that of Halpe.
    https://www.ifoundbutterflies.org/#!...tonyma-dolopia


    6.Astictopterus jama.
    Palpi (labial palps) strongly porrect (projecting forwards) slender built; rounded FWs.
    https://www.ifoundbutterflies.org/sp...ctopterus-jama

  4. #4
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    7. Halpe zema ;HW band not reaching upper margin.
    https://www.ifoundbutterflies.org/me...a_7/tbe522.jpg
    http://www.flutters.org/home/photoga...jyotigogoi.jpg
    http://yutaka.it-n.jp/hes/91250001.html

    Halpe zola ;HW band reaching upper margin, often band becomes more diffuse. (the two can be quite hard to judge.)
    http://3.bp.blogspot.com/_0EK80AsaR7...Banded+Ace.jpg
    http://www.tataiwildlife.info/butter...20zola%204.jpg
    http://yutaka.it-n.jp/hes/91270001.html

    7. Tagiades japetus. The markings are different.
    https://wingscales.com/Hesperiidae/T...s-japetus-ravi
    https://www.ifoundbutterflies.org/sp...giades-japetus

    Sarangesa dasahara. FW cellend spots joined by a costal spot forming a line of 3 spots.
    https://commons.wikimedia.org/wiki/F...Small_Flat.JPG


    TL Seow: Cheers.

  5. #5
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    India
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    Thank you TL Seow Sir.

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