scholar_farmer · @scholar_farmer
86 followers · 779 posts · Server zirk.us
scholar_farmer · @scholar_farmer
86 followers · 778 posts · Server zirk.us

skeletons at the : yesterday was a good day!

#dinosaur #RoyalOntarioMuseum

Last updated 1 year ago

John Orcutt · @GonzagaMEATLab
242 followers · 57 posts · Server ecoevo.social

Day 14

This of Albertonia cupidinia, from Wapiti Lake, and displayed in the , comes from an important time in fish . It was during the Period, as dinosaurs and mammals were getting their start on land, that -finned fish (the group that dominates our planet's today) were really starting to take off. Its large fins supported by thin bony rays show that Albertonia was was part of this .

#fossiladventcalendar #fossil #britishcolumbia #RoyalOntarioMuseum #Evolution #triassic #ray #waters #radiation

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
239 followers · 56 posts · Server ecoevo.social

Day 13

is full of (sites of exceptional ), including the sites of the . Here, a series of preserve of , , and the oldest . Rarest of all are : this fossil of the Palaeoperenethis thaleri in the is the only one of its kind, but it's well enough to identify it as a relative of fishing

#fossiladventcalendar #terrestrialtuesday #britishcolumbia #lagerstatten #fossil #preservation #eocene #okanagan #ancient #lakes #fossils #Leaves #insects #salmon #arachnids #spider #RoyalOntarioMuseum #preserved #spiders

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
230 followers · 55 posts · Server ecoevo.social

Day 12

's πŸ‡¨πŸ‡¦ is one of our planet's most important important (and beautiful) sites. Sitting high in 's , it's a window into the early evolution of . Among its weird wonders is Hallucigenia (seen here in fossil and sculpture form at the ), a distant relative of so unlike anything alive today that for years it was reconstructed upside down and backwards.

#fossiladventcalendar #MarineLifeMonday #britishcolumbia #burgessshale #fossil #bc #RockyMountains #animals #RoyalOntarioMuseum #Arthropods

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
219 followers · 46 posts · Server ecoevo.social

Day 6

This , Erpetonyx aresnaultorum from the , may look a bit like a , but it's something else entirely. Uncovered from the Formation on πŸ‡¨πŸ‡¦, it's one of the oldest , a lineage of related to but distinct from true . While they were among the first vertebrates to transition to life on land, parareptiles went over 200 million years ago.

#fossiladventcalendar #terrestrialtuesday #fossil #RoyalOntarioMuseum #lizard #Carboniferous #egmontbay #princeedwardisland #parareptiles #animals #reptiles #extinct

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
218 followers · 44 posts · Server ecoevo.social

Day 5

Most species alive today, from to , belong to a single group. In the , though, many lineages were abundant. 's πŸ‡¨πŸ‡¦ provides a glimpse of this , which includes such as Scaumenacia curta, shown here in the . Their lobed fins contain many of the same as our arms, evidence that lungfish are much more closely related to us than to most other fish.

#fossiladventcalendar #MarineLifeMonday #fish #salmon #guppies #devonian #quebec #parcnationaldemiguasha #biodiversity #lungfish #RoyalOntarioMuseum #bones

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
214 followers · 43 posts · Server ecoevo.social

Day 4

The oddest and - at over 560 million years in age - oldest featured in this is Fractofusus misrai from πŸ‡¨πŸ‡¦. This specimen in the is from , one of the sites preserving the , the term for some of our planet's oldest . Lots of questions remain about these ancient enigmas, among them, were or members of a different branch of the tree of life?

#fossiladventcalendar #fossil #adventcalendar #newfoundland #RoyalOntarioMuseum #mistakenpoint #ediacaran #biota #multicellular #fossils #ediacarans #animals

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
210 followers · 42 posts · Server ecoevo.social

Day 3

We're jumping to the today to celebrate one of 's πŸ‡¨πŸ‡¦ most important sites. 's are a window into the , a period that saw the spread of a new : . The on display here at the is a , a super-sized relative of living that, along with , , and early relatives of made up the of the .

#fossiladventcalendar #Maritimes #canada #fossil #novascotia #jogginsfossilcliffs #Carboniferous #biome #forests #fossilized #tree #RoyalOntarioMuseum #lycopsid #clubmosses #Cycads #ferns #seed #plants #flora #joggins #forest

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
202 followers · 41 posts · Server ecoevo.social

Day 2

Heading north along 's πŸ‡¨πŸ‡¦ brings us to the , where these were found. Displayed in and named by scientists at the , Eramoscorpius brucensis lived in the , but its relatives were among the first on land. Its sturdy legs and the locality at which these were found hint that this may have already been venturing onto to .

#fossiladventcalendar #fossilfriday #ontario #niagaraescarpment #brucepeninsula #silurian #Scorpions #RoyalOntarioMuseum #ocean #animals #fossils #marine #scorpion #beaches #molt

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
199 followers · 38 posts · Server ecoevo.social

Day 1

We begin our journey north in , πŸ‡¨πŸ‡¦, with the (Mammut americanum) unearthed close to and exhibited in the . Like all - the group that also includes - had , but one is missing from this individual. The fact that the socket for its left tusk is closed suggests that this was a birth defect rather than the result of injury or disease.

#fossiladventcalendar #ontario #canada #welland #Mastodon #niagarafalls #RoyalOntarioMuseum #proboscideans #elephants #mastodons #tusks

Last updated 2 years ago

John Orcutt · @GonzagaMEATLab
194 followers · 37 posts · Server ecoevo.social

To whet your appetite for the , here are some fossils from the and that December just has too few days to be able to include (but never fear, both will be well represented over the next few weeks). Check back tomorrow for the official start of the calendar!

#fossiladventcalendar #royalsaskatchewanmuseum #RoyalOntarioMuseum #museums

Last updated 2 years ago

Gonzaga MEAT Lab · @GonzagaMEATLab
133 followers · 13 posts · Server ecoevo.social

Hello Mastodon! Like so many of you, I'm new to the site and as a interested in mammal evolution, I figured what better way to introduce myself than sharing some of my favorite photos of the majestic American mastodon, Mammut americanum? Here it is, at London's , Toronto's , LA's , and the !

#paleontologist #NaturalHistoryMuseum #RoyalOntarioMuseum #LaBreaTarPits #DenverMuseumofNatureandScience

Last updated 2 years ago