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 Cerambycidae Lamiinae
 Mesosini
 Thailand: Mesosa (Perimesosa) irrorata?
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 15/12/2012 :  13:35:52  Show Profile  Email Poster  Reply with Quote


Mesosini from N - Thailand, 19 mm.

Edited by - Xavier on 27/12/2014 18:57:56

Xavier
Scientific Collaborator

France
12215 Posts

Posted - 15/12/2012 :  13:59:26  Show Profile  Email Poster  Reply with Quote
Just an idea: with such granulation on elytral base, it looks like Agelasta (Pseudagelasta) birmanica (Breuning, 1935);
Does it have erect hairs on body ?
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 15/12/2012 :  20:19:36  Show Profile  Email Poster  Reply with Quote
Thank you, Xavier.
erect hairs only of the underside and by the legs, elytra with out distand hairs.
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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 15/12/2012 :  20:47:35  Show Profile  Email Poster  Reply with Quote
Well, Gressitt (1970) wrote that this species has got erect hairs on the body.
Could you make a profil picture ?
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 27/12/2014 :  13:07:21  Show Profile  Email Poster  Reply with Quote
Yes......the underside is completly clutered with erect long white hairs.


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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 27/12/2014 :  15:37:08  Show Profile  Email Poster  Reply with Quote
Please, look at those specimens of this post here.
I don't know why but I wonder if all belong to the same taxon
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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 27/12/2014 :  15:57:25  Show Profile  Email Poster  Reply with Quote


1. Yours
2. north Thailande, Gérard
3. Northern Laos, mine

Your specimen is like this one, without big tooth ahead of pronotum (and it's not a sexual dimorphism comparing n°2 and 3).
Whitish drawing on elytra of your specimen is different from n°2 & 3.
The question is : which is Agelasta (Pseudagelasta) birmanica (Breuning, 1935) ?

Edited by - Xavier on 27/12/2014 15:58:09
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 27/12/2014 :  15:58:07  Show Profile  Email Poster  Reply with Quote
Very similar, but not the same. Pronotum and basis of elytra are different...
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 27/12/2014 :  16:09:18  Show Profile  Email Poster  Reply with Quote
Hmm......the Type is in London. Might be Xaurus have a picture ?
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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 27/12/2014 :  16:11:59  Show Profile  Email Poster  Reply with Quote
I agree with you.
Could you, please, check the original description of Paragelasta birmanica Breuning, 1935 = Agelasta (Pseudagelasta) birmanica (Breuning, 1935) and tell us which specimen is the true "birmanica" ? (I can't understand German language)


Edited by - Xavier on 27/12/2014 16:14:43
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Andre
Member Rosenbergia

Germany
1695 Posts

Posted - 27/12/2014 :  16:58:24  Show Profile  Email Poster  Reply with Quote
Hmmm.....difficult, the description agrees more or less with our Spec. and Breuning did not mention the two ridges of the elytra of my Spec. so i think your second Spec. is A. birmanica.
But the best is the picture of the type. I think Xaurus can help.
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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 27/12/2014 :  17:17:43  Show Profile  Email Poster  Reply with Quote
The black & white illustration from Laos Fauna (linked post) shows a specimen without ridge on elytra and with toothed pronotum like Gérard's and my specimens. Type specimen is needed, sure.

But now, we have to find your species ....

Edited by - Xavier on 27/12/2014 19:01:13
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Xaurus
Member Rosenbergia

Germany
1924 Posts

Posted - 28/12/2014 :  02:16:33  Show Profile  Email Poster  Reply with Quote
Yes, I believe I have a type picture of Paragelasta birmanica, but I didn't make by myself and looking first where it is ? I'll check next days.
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Xaurus
Member Rosenbergia

Germany
1924 Posts

Posted - 28/12/2014 :  23:56:34  Show Profile  Email Poster  Reply with Quote
Now I have post the HT in the type section, any ideas of the spms above are welcome !
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Xavier
Scientific Collaborator

France
12215 Posts

Posted - 29/12/2014 :  08:47:15  Show Profile  Email Poster  Reply with Quote
Thanks for the picture .
For Andre's specimen, I really don't know.
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Francesco
Forum Admin

Luxembourg
9454 Posts

Posted - 25/01/2015 :  10:25:34  Show Profile  Email Poster  Visit Francesco's Homepage  Reply with Quote
I think that Andre's specimen belongs to the genus Mesosa sg. Perimesosa.
What do you think about irrorata Gressitt?
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