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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 03/10/2015 :  08:16:04  Show Profile  Email Poster  Reply with Quote
Bonjour,
Je vais ajouter ce weekend environ 70 nouvelles photographies de types prises cette semaine au MNHN-Paris.

I will add this weekend about 70 new pictures of holotypes from MNHN-Paris.


Edited by - Xavier on 03/10/2015 08:22:05

Sergi
Member Rosenbergia

Spain
1744 Posts

Posted - 03/10/2015 :  08:29:40  Show Profile  Email Poster  Reply with Quote
Thank you very much Xavier, your work is very useful!!
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 03/10/2015 :  09:59:25  Show Profile  Email Poster  Reply with Quote
My photos are not very good (too much light in Paris this week!, and I have not understood how to correct that with my poor camera), but if only one picture is useful...
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dryobius
Member Rosenbergia

USA
1887 Posts

Posted - 03/10/2015 :  15:46:56  Show Profile  Email Poster  Reply with Quote
Hi Xavier,
Thank you for posting the holotype photos.

It is quite interesting to see the Astathini, and one can not argue that they are one of many very difficult groups to identify.

My main interest (for now) is just Bornean species and those of nearby areas.

I began by looking at the holotype photo of Astathes bipartita Th. and then looking at A. perversa Gahan, which is currently a synonym of A. bipartita. A lateral view of these species clearly shows that these are not the same species. Even the elytra shows that one has more hair on it than the other.

I have long believed that this group has many undescribed species, but it also appears that there could be species which were inappropriately synonymized.

Also, some of the Astathini are quite rare, others have variation in the patterns or maculae on the elytra. In my opinion, the genus Bacchisa is even more troublesome than Tetraopthalmus (=Astathes).
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 04/10/2015 :  11:58:44  Show Profile  Email Poster  Reply with Quote
quote:
Originally posted by dryobius

I began by looking at the holotype photo of Astathes bipartita Th. and then looking at A. perversa Gahan, which is currently a synonym of A. bipartita. A lateral view of these species clearly shows that these are not the same species. Even the elytra shows that one has more hair on it than the other.
I agree. T. perversa has a longer body also.

quote:
Originally posted by dryobius

In my opinion, the genus Bacchisa is even more troublesome than Tetraopthalmus (=Astathes).
Yes, but I wonder what is a true T. levis?
I have different morpha from Philippines and it is still unclear for me...

Edited by - Xavier on 04/10/2015 11:59:14
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dryobius
Member Rosenbergia

USA
1887 Posts

Posted - 04/10/2015 :  14:46:51  Show Profile  Email Poster  Reply with Quote
Xavier,
Did I share with you some Astathini photos (mostly Bornean) from Dr. Saito in Japan? I do not remember if I emailed them to you. Among the Japanese entomologists, she has the most interest in this group and would certainly appreciate your photographs of the Paris holotypes.

For T. levis, and other Philippine species, I can not offer any advice. Populations on every island are continuously evolving.
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 04/10/2015 :  16:24:51  Show Profile  Email Poster  Reply with Quote
Yes, you dit it. But you can send me again her mail adress because I am more and more interested by Astathini, and I have more informations to share with her.

Edited by - Xavier on 04/10/2015 16:27:16
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Larry Bezark
Member Macrodontia

USA
2238 Posts

Posted - 04/10/2015 :  17:48:29  Show Profile  Email Poster  Reply with Quote
Excellent Xavier, thank you for the efforts.

I would like to see these images but I am still prohibited from looking at them.

Is there a chance that restriction could be removed?

Thanks

Larry B.
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Xaurus
Member Rosenbergia

Germany
1923 Posts

Posted - 05/10/2015 :  01:01:39  Show Profile  Email Poster  Reply with Quote
You did a great job again, thanks a lot Xavier !
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 05/10/2015 :  01:05:23  Show Profile  Email Poster  Reply with Quote
quote:
Originally posted by Xaurus

You did a great job again, thanks a lot Xavier !



Thanks all guys, it is a great pleasure to work with you.
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Gerard
Scientific Collaborator

France
5298 Posts

Posted - 07/11/2015 :  18:28:28  Show Profile  Email Poster  Reply with Quote
Bonjour à tous, j’entre une nouvelle série de type du MNHN.
Que penser vous de rentrer les localités et tribu pour faciliter les recherches ?
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 07/11/2015 :  18:38:08  Show Profile  Email Poster  Reply with Quote
oui, bonne idée : de toute façon, c'est un +
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Francesco
Forum Admin

Luxembourg
9454 Posts

Posted - 14/11/2015 :  08:53:32  Show Profile  Email Poster  Visit Francesco's Homepage  Reply with Quote
quote:
Originally posted by Gerard

Que penser vous de rentrer les localités et tribu pour faciliter les recherches ?


Gérard, tu es en train de faire un super travail.
Merci de tout cœur!
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Gerard
Scientific Collaborator

France
5298 Posts

Posted - 14/11/2015 :  17:41:08  Show Profile  Email Poster  Reply with Quote
Merci c'est avec plaisir.
Les types vont remonter.
J’harmonise tous ça (Même couleur et infos).
Si quelqu’un voit une erreur, qu’il n’hésite pas à le dire dans ce poste.
Merci à vous tous de participer.
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SDevesa
Member Purpuricenus

Spain
272 Posts

Posted - 15/12/2015 :  21:48:21  Show Profile  Email Poster  Reply with Quote
Hi Xavier:
What do I need to do to enter into the Type section and look at the pictures?
Thanks
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Xavier
Scientific Collaborator

France
12205 Posts

Posted - 15/12/2015 :  22:56:35  Show Profile  Email Poster  Reply with Quote
Hi Sergio,
You just need...48 more messages
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