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Posts by Ryan P. Oโ€™Donnell

Thank you!

1 month ago 0 0 0 0
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Revisions accepted, PhD is done and dusted! ๐ŸŽ‰๐Ÿฅณ

1 month ago 16 0 1 0
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Unfortunately, they did not enjoy this pun.

1 month ago 0 0 1 0
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PhD accepted pending minor revisions! ๐ŸŽ‰ more importantly, Iโ€™m stoked that my reviewers enjoyed my Moby Dick quotes ๐Ÿ‹

1 month ago 6 0 2 0
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After four years of work, I have finally submitted my PhD thesis. At long last, the low res fireworks gif now plays for me ๐ŸŽ†

4 months ago 9 0 0 0

like 50% of orchid pollination is horny male insects having their day ruined

2 years ago 108 17 2 2
A scientific figure showing speciation and explaining the concept of species delimitation, and including a quote by the paper's first author.

A scientific figure showing speciation and explaining the concept of species delimitation, and including a quote by the paper's first author.

Check out the recent publication in Annual Reviews of Ecology, Evolution, and Systematics where the authors explore genomic species delimitation in depth. You'll see a number of #sciart figures I created to help explain some of the concepts!

www.annualreviews.org/content/jour...

5 months ago 81 22 1 0
New fungal phylum-level system, with red font indicating novel taxa and size taxonomic diversity.

New fungal phylum-level system, with red font indicating novel taxa and size taxonomic diversity.

Fungal phylum-level classification update now available! Used "innovative taxonomy" to describe >100 taxa, from species to phylum, based on long reads, characteristic nucleotides and env-samples.
mycokeys.pensoft.net/article/1616...

#fungi #taxonomy #PacBio #classification #eDNA

6 months ago 24 13 0 1
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I just passed my 50,000th identification on @inaturalist.bsky.social! Identifying is a huge but often ignored part of the #iNaturalist community and dataset so I wanted to share why and how I identify. 1/14

๐Ÿงช #ecology #taxonomy #botany #CommunityScience

7 months ago 122 19 9 4
Miyagawa Shuntei's 1898 painting, "Playing Go (Japanese Chess)"

Miyagawa Shuntei's 1898 painting, "Playing Go (Japanese Chess)"

How to quantify the impact of AI on long-run cultural evolution? Published today, I give it a go!

400+ years of strategic dynamics in the game of Go (Baduk/Weiqi), from feudalism to AlphaGo!

7 months ago 109 48 2 10
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The pitfalls of rDNAโ€based AMF identification: a comparative analysis of rDNA and proteinโ€coding genes Intragenomic polymorphism of rDNA in arbuscular mycorrhizal fungi (AMF) has been largely overlooked in ecological and taxonomic studies, and the reliability of nuclear rDNA regions for species ident.....

Most of us use rDNA for community analyses of AM fungi. Intragenomic variation in rDNA of AM fungi can be pretty huge, depending on the region.

nph.onlinelibrary.wiley.com/doi/10.1111/...

7 months ago 12 8 0 0

Will phylogeny for food

7 months ago 1 1 0 0
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Thanks to everyone who came along/tuned in to my PhD exit seminar! What a thing to do at the end of almost four years. So close to submitting, just need to tidy up this last chapter and Iโ€™m done! PS does anyone need a mycology/botany genomics/systematics postdoc? ๐Ÿ‘€

7 months ago 6 2 2 0
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A meme for #phylogenetics people.

7 months ago 30 11 1 1

My final PhD exit seminar is fast approaching! Tune in if youโ€™d like to hear what Iโ€™ve been up to the last four years. Thereโ€™s something for everyone: fungal genomics and species delimitation (38 new Rhizoctonia genomes), orchid phylogenomics and popgen, fungal taxonomy, itโ€™s gonna be fun ๐Ÿค™

7 months ago 7 3 0 0

Would love to be added please!

7 months ago 0 0 1 0
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A lot of it comes down to the initial cost and time investment. It takes a lot to inoculate the trees and treat the soil so that itโ€™s right, but it may be years before you will know whether your setup has worked successfully.

8 months ago 0 0 0 0
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E&E Seminar Series: A symphony of colour and scents: Complex anthocyanin and terpene synthase mechanisms underpin the evolution of species-rich Australian orchids Many flowering plants have evolved diverse strategies to communicate with and attract animal pollinators. We have discovered exciting new evidence for the role of anthocyanins and terpenes in the evol...

Join us on campus & online on Thursday, 31 July 2025 at 1pm for a seminar by Dr Darren Wong, Postdoctoral Fellow from the Peakall Group, RSB, ANU. Details: tiny.cc/gizp001

9 months ago 4 3 0 0

Would love to be added, thanks!

9 months ago 1 0 0 0

Thanks @westerdijkinst.bsky.social !

9 months ago 3 0 1 0
A red flower on a green stem withe the words: BHL Call for support now open overlayed.

A red flower on a green stem withe the words: BHL Call for support now open overlayed.

๐Ÿ“ข The #BiodiversityHeritageLibrary is entering a bold new chapter โ€“ and we need your help! Today we release our official Call for Support. Weโ€™re seeking new hosts for BHLโ€™s staff, infrastructure, and services. Learn more: blog.biodiversitylibrary.org/2025/06/tran... #BHLTransition #ILoveBHL

10 months ago 84 86 2 12

In an unconscionable decision, the Smithsonian Institute has decided to no longer support the Biodiversity Heritage Library from 1 Jan 2026. Please someone step up and take it over.

9 months ago 592 403 18 37
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Unicore Enables Scalable and Accurate Phylogenetic Reconstruction with Structural Core Genes Abstract. The analysis of single-copy core genes, common to most members of a clade, is important for key tasks in biology including phylogenetic reconstru

so cool! academic.oup.com/gbe/article/... Nice work @martinsteinegger.bsky.social et al :)

10 months ago 6 2 1 0
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We argue that the continued use of anamorph/teleomorph-typified generic names in #Ceratobasidiaceae hinders a holistic understanding of this family, when it is clear that pathogenic and symbiotic species are likely united in their fundamental biology.

9 months ago 1 0 0 0
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We also found a distinct difference in the way certain names are used in the literature: pathogen researchers are more likely to use Rhizoctonia and Thanatephorus; while orchid mycorrhizal researchers are more likely to use Ceratobasidium and Ceratorhiza.

9 months ago 1 0 1 0

Names transferred to #Rhizoctonia include species formerly circumscribed within #Ceratobasidium, #Ceratorhiza, #Moniliopsis, #Thanatephorus, #Tofispora, and #Ypsilonidium (among other synonyms).

9 months ago 1 0 1 0
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We reiterate the fact that the genera within Ceratobasidiaceae are paraphyletic, and formalise the recognition of a single genus; Rhizoctonia. We present 32 new combinations, to make a total of 52 accepted species of Rhizoctonia.

9 months ago 3 1 1 0
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At long last, our manuscript โ€˜Rise up, Rhizoctonia: moving to one fungus, one name in the Ceratobasidiaceaeโ€™ has finally been published in Persoonia ๐ŸŽ‰
Here we resolve several longstanding taxonomic issues within Ceratobasidiaceae and present a unified Rhizoctonia
www.persoonia.org/images/Volum...

9 months ago 5 1 1 0

#mycosky #mycology bluesky! Iโ€™m looking for some inspiration - what are some of your favourite recent (published within the last 1โ€“3 years) fungal comparative phylogenomic studies that youโ€™ve read?

11 months ago 0 1 1 0