Andrej Spiridonov
@AndrejPaleobio@ecoevo.social
Professor of paleontology and Earth systems at Vilnius University. My interests are: theoretical paleontology, evolution, geology, stratigraphy, philosophy of biology and geology, climate at scales great and small.
ecoevo.social
Andrej Spiridonov
@AndrejPaleobio@ecoevo.social
Professor of paleontology and Earth systems at Vilnius University. My interests are: theoretical paleontology, evolution, geology, stratigraphy, philosophy of biology and geology, climate at scales great and small.
ecoevo.social
@AndrejPaleobio@ecoevo.social
·
Feb 23, 2026
"We describe the only known example of a three-dimensionally mineralized heart, thick-walled stomach, and bilobed liver from arthrodire placoderms, stem gnathostomes from the Late Devonian Gogo Formation in Western Australia"
https://www.science.org/doi/epdf/10.1126/science.abf3289
🧪 ⚒️ #Geology #Paleobio #EvoBio
View on ecoevo.social
0
0
1