[coccoliths] Tribrachiatus acme

[Juan Pablo Perez Panera]

Well, I published an abstract in the 4th IPC.
Attached.

Dr. Juan Pablo Pérez Panera
División Geología,
Museo de La Plata, FCNyM, UNLP
Paseo del Bosque s/n, B1900, La Plata
Buenos Aires, Argentina
perezpanera at gmail.com


El mié, 19 mar 2025 a la(s) 11:59 a.m., Juan Pablo Perez Panera (
perezpanera at gmail.com) escribió:

> Hi Jean,
>
> I have seen lots of them in the Late Paleocene/Early Eocene of the Pabdhe
> Formation in Iran.
> I can send you the distribution chart for this section. I studied it many
> years ago, but I never published it. I can send some photos of them if you
> like.
> Cheers,
> Juan
>
> Dr. Juan Pablo Pérez Panera
> División Geología,
> Museo de La Plata, FCNyM, UNLP
> Paseo del Bosque s/n, B1900, La Plata
> Buenos Aires, Argentina
> perezpanera at gmail.com
>
>
> El mié, 19 mar 2025 a la(s) 11:38 a.m., Emma Sheldon (es at geus.dk)
> escribió:
>
>> Hej Jean
>>
>>
>>
>> I found lots of them in the Ølst Fmn (Early Ypresian) from the Femern
>> Bælt between Denmark and Germany. T. orthostylus is mentioned in the
>> attached article, but I just checked my count sheets and have written
>> ‘lots’ against them in some wells, if that helps!
>>
>>
>>
>> Best wishes, Emma
>>
>>
>>
>>
>>
>> Emma Sheldon,
>> Biostratigrapher / Senior Researcher,
>> Department of Geoenergy and Storage,
>> Geological Survey of Denmark and Greenland (GEUS),
>> Øster Voldgade 10,
>> DK 1350,
>> Copenhagen K,
>> Denmark.
>> Tel: 0045 9133 3712
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> *Fra:* Coccoliths <coccoliths-bounces at fcnym.unlp.edu.ar> *På vegne af *Self-Trail,
>> Jean M
>> *Sendt:* 19. marts 2025 14:26
>> *Til:* Mailing list for INA members and other scientists working with
>> living or fossil nannoplankton <coccoliths at fcnym.unlp.edu.ar>
>> *Emne:* Re: [coccoliths] Tribrachiatus acme
>>
>>
>>
>> Hi all,
>>
>>
>>
>> Has anyone ever recorded an acme of Tribrachiatus orthostylus or does
>> anyone know of a published reference to one?
>>
>>
>>
>> Thanks!
>>
>> Jean
>>
>>
>>
>>
>>
>>
>>
>> Jean M. Self-Trail, Ph.D.
>>
>> U.S. Geological Survey
>>
>> 926A National Center
>>
>> 12201 Sunrise Valley Dr.
>>
>> Reston, VA 20192
>>
>> 703-648-6013
>>
>>
>>
>> "Those who stand for nothing will fall for anything"
>>
>> —Alexander Hamilton
>> _______________________________________________
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>>
>
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