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21-03-2026 22:59

Petr Soucek

Good evening, I would appreciate some advice on th

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Lepista Zacarias

Hello everyone, Does any one know of any literatu

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Stefan Blaser

Hello everybody, In the field, from distance, my

20-10-2017 09:23

Garcia Susana

Este otro crecía en el mismo trocito de madera qu

20-03-2026 16:16

Edvin Johannesen Edvin Johannesen

These 0.5 mm diam. acervuli were breaking through

19-03-2026 19:34

Filip Fuljer Filip Fuljer

Hello everyone,a few days ago I collected this str

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William Slosse William Slosse

Good evening everyone, On 18/03/26 I found a few

17-03-2026 10:09

François Freléchoux François Freléchoux

Bonjour, Voici la description rapide d'un petit d

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Stefan Blaser

Hello everybody, I hope for some hints... Macro:

19-03-2026 17:50

Enrique Rubio Enrique Rubio

Hi to everybodyThese thiny, blackish pseudothecia

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Ascospores fossilised in Sumatran amber
Hans Halbwachs, 10-03-2019 09:17
Dear all,
I would like to ask the community to help me narrow down the taxonomic position of two ascospores. 

I would already be happy with any suggestion/idea about the class or order.

Thank you in advance, Hans
  • message #56686
Alain GARDIENNET, 10-03-2019 11:09
Alain GARDIENNET
Re : Ascospores fossilised in Sumatran amber

Difficult question !


First one in Pyrenulales ?

Hans Halbwachs, 11-03-2019 12:43
Re : Ascospores fossilised in Sumatran amber
erci Alain, I have now collected a few suggestions.
Monoseptate: 
Speerschneidera
Ephebe
Buellia
Rinodina
Delitschia
Amandinea
Polycoccum

Triseptate:
Hydrothyria
Lobaria
Cryptodiscus
Thyridaria
Diadema

Any incliniations form your side?

Cheers, Hans

Alain GARDIENNET, 12-03-2019 08:18
Alain GARDIENNET
Re : Ascospores fossilised in Sumatran amber

No, but you can forget definitively Polycoccum for the second one. Please in that case not that spores are distoseptate. You can add Cordana pauciseptata.


Alain