#chondrichthyes — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #chondrichthyes, aggregated by home.social.
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#Rays were more diverse 150 million years ago than previously thought
https://phys.org/news/2024-03-rays-diverse-million-years-previously.htmlRostral and body shape analyses reveal cryptic diversity of Late #Jurassic #batomorphs (#Chondrichthyes, #Elasmobranchii) from Europe: Julia Türtscher et al. https://onlinelibrary.wiley.com/doi/10.1002/spp2.1552
"They examined 52 #fossil rays from the #LateJurassic period. These rays are 150 million years old, from a time when Europe was largely covered by the sea, except for a few islands, comparable to today's Caribbean."
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Two #NewSpecies of #Carboniferous Ctenacanth Sharks Identified in the United States https://www.sci.news/paleontology/carboniferous-ctenacanth-sharks-12667.html
#Sharks in the dark: Paleontological resource inventory reveals multiple successive #Mississippian Subperiod cartilaginous #fish (#Chondrichthyes) assemblages within #MammothCave National Park https://escholarship.org/uc/item/9rz2v701
"The two new species of ctenacanth sharks, Troglocladodus trimblei and Glikmanius careforum, would have hunted the ancient near-shore habitats over 325 million years ago."