Id help for Acosmeryx sp.
Hello Dr. Seow Sir
Acosmeryx is another complicated genus for me...
Need you guidance...
Thank you in advance...
1.
1.jpg
2. Acosmeryx pseudonaga?
2.jpg
3. Acosmeryx pseudonaga?
3 A.jpg
4. Acosmeryx pseudonaga?
4.jpg
5. Acosmeryx omissa?
5.jpg
6. Acosmeryx pseudonaga?
6.jpg
7. Acosmeryx pseudonaga?
7.jpg
8.
8.jpg
9.
9.jpg
10. Acosmeryx sericeus?
10.jpg
11.
11 A.jpg
11.jpg
12. Acosmeryx shervillii?
12.jpg
12 A.jpg
13.
13.jpg
14. Acosmeryx sinjaevi?
14.jpg
14 a.jpg
15. Acosmeryx sericeus?
15.jpg
16. Acosmeryx anceus?
16.jpg
17.
17.jpg
1. Acosmeryx pseudonaga.
FW margin smooth & entire without a mid margin angulation.
FW postmedial oblique crossing from costa to tornus.
Antemdial equally dark before the discal spot.
FW without a defined triangualr costal patch.
https://www.flickr.com/photos/jatishwor/15770858880/
https://www.flickr.com/photos/gancw1/3909344279/
A. shervillii is similar lighter with only the postmedial dark.
2, 3, 4,
Acosmeryx anceus.
FW with a prominent mid margin angulation.
FW with a pale costal triangle.
FW postmedial dark ,the ouer arm angular to tornus, the inner arm down to dorsum(lower margin)
https://tpittaway.tripod.com/china/a_sud.htm
https://www.projectnoah.org/spottings/27525118
5. Acosmeryx pseudonaga.
FW costal pale triangle diffusely extend to outer margin.
FW postmedial dark, the inner arm weak, pale; antemedial dark.
6, 7, 8,
Acosmeryx anceus.
FW with mid margin angulatio & a defined costal triangle.
9 & 10.
Acosmeryx pseudonaga.
FW without mid margin angulation
FW costal triangle diffusely extend to outer margin.( not defined)
Postmedial & antemedial dark. Postmedial inner arm obsolete.
11.
Acosmeryx anceus.
FW with mid margin angulation & defined pale costal triangle.
Last edited by Psyche; 26-May-2021 at 10:51 PM .
12.
Acosmeryx shervillii.
As in A. pseudonaga.
Pale ,only the postmedial dark., its inner arm obsolete.
http://www.jpmoth.org/~dmoth/Digital...shervillii.htm
A. omissa is similar but the inner border of the dark postmedial is sharply defined.
https://tpittaway.tripod.com/china/a_omi.htm
13, Acosmeryx anceus.
Defined pale costal triangle.
Postmedial branching & forming a quadrate patch with a pale centre.
https://tpittaway.tripod.com/china/a_sud.htm
Last edited by Psyche; 27-May-2021 at 12:30 AM .
14 & 15.
Acosmeryx sericeus. Correction 14 is A. pseudonaga ,15 is A. sericeus.
FW without a defined costal triangle. Marking edged whitish eg FW basal patch.
FW postmedial branches into two arms, the outer fairly smooth & not broadly angulated. ;inner arm narrow & dark.
Additinal feature A. pseudonaga have smooth wing margins & A. sericeus crenulate margins.
https://tpittaway.tripod.com/china/a_sri.htm
A. A. sinjaevi is not found in India.
FW postmedial straight & ending just above the tornus.
https://tpittaway.tripod.com/china/a_sin.htm
16 & 17.
Acosmeryx anceus.
A. castanea looks similar to A. anceus but the inner arm of the postmedial is absent or weak.
FW mid margin not angulated.
https://tpittaway.tripod.com/china/a_cas.htm
TL Seow: Cheers.
Last edited by Psyche; 27-May-2021 at 08:11 PM .
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