Adam Marsh
@notthatmarsh.bsky.social
Lead Paleontologist at Petrified Forest National Park, Crohn’s survivor, PhD, recovering Hoosier, Arby's enthusiast. Personal account, opinions are my own.
Pepper LOVES this whole shutdown=daddy’s home thing
October 4, 2025 at 7:13 PM
Pepper LOVES this whole shutdown=daddy’s home thing
a pretty skull of the phytosaur Redondasaurus collected from the Navajo Nation and housed at @museumofnaz, on loan to PEFO #FossilFriday 🦖🧪
October 3, 2025 at 7:40 PM
a pretty skull of the phytosaur Redondasaurus collected from the Navajo Nation and housed at @museumofnaz, on loan to PEFO #FossilFriday 🦖🧪
the great Ned Colbert’s bicycle parked in the prep lab at the Museum of Northern Arizona in Flagstaff #fossilfriday 🧪🦖
September 19, 2025 at 6:52 PM
the great Ned Colbert’s bicycle parked in the prep lab at the Museum of Northern Arizona in Flagstaff #fossilfriday 🧪🦖
When you come across an old friend… #fossilfriday #dilophosaurus 🦖🧪
September 12, 2025 at 10:58 PM
When you come across an old friend… #fossilfriday #dilophosaurus 🦖🧪
Tootsie-wootsies of Coelophysis from Ghost Ranch housed at the Museum of Northern Arizona. #FossilFriday #feetpics 🦖🧪
September 12, 2025 at 5:12 PM
Tootsie-wootsies of Coelophysis from Ghost Ranch housed at the Museum of Northern Arizona. #FossilFriday #feetpics 🦖🧪
Proximal end of a shuvosaurid I found at Petrified Forest NP yesterday #FossilFriday 🦖🧪
August 29, 2025 at 4:03 PM
Proximal end of a shuvosaurid I found at Petrified Forest NP yesterday #FossilFriday 🦖🧪
Well the wheels snapped off… but we hauled it 800 ft horizontally and 80 ft vertically down to a UTV this morning. #fossilfriday🦖🧪
August 9, 2025 at 1:04 AM
Well the wheels snapped off… but we hauled it 800 ft horizontally and 80 ft vertically down to a UTV this morning. #fossilfriday🦖🧪
Bonus Martian rover vibes
August 1, 2025 at 6:53 PM
Bonus Martian rover vibes
Has anyone tried this before? It actually rolls around pretty easily! Now we need to roll it 800 feet over to the cliff and gently lower it down 80 feet to a UTV. #FossilFriday 🧪🦖
August 1, 2025 at 6:52 PM
Has anyone tried this before? It actually rolls around pretty easily! Now we need to roll it 800 feet over to the cliff and gently lower it down 80 feet to a UTV. #FossilFriday 🧪🦖
sorry we only have right-legged chicken
August 1, 2025 at 2:17 AM
sorry we only have right-legged chicken
Flip, Flip, Flipadelphia
July 28, 2025 at 8:38 PM
Flip, Flip, Flipadelphia
Pulled the dentary out in its own jacket but the skull block is HUGE now… #fossilfriday 🧪🦖
July 25, 2025 at 7:16 PM
Pulled the dentary out in its own jacket but the skull block is HUGE now… #fossilfriday 🧪🦖
This week I found a Chindesaurus femur head that attaches to a specimen collected 21 years ago… #fossilfriday 🦖🧪
July 18, 2025 at 6:30 PM
This week I found a Chindesaurus femur head that attaches to a specimen collected 21 years ago… #fossilfriday 🦖🧪
#fossilfriday brings you an associated rauisuchid skull from Petrified Forest National Park. #triassicpark 🧪🦖
July 11, 2025 at 2:15 PM
#fossilfriday brings you an associated rauisuchid skull from Petrified Forest National Park. #triassicpark 🧪🦖
July 4, 2025 at 6:22 PM
Celebrating the grand opening of the newest Arby’s in Winslow, AZ. Dressed for the occasion.
June 30, 2025 at 8:27 PM
Celebrating the grand opening of the newest Arby’s in Winslow, AZ. Dressed for the occasion.
I’ve solved the problem of never having a scale bar on hand #FossilFriday #tattoo 🧪🦖
June 27, 2025 at 1:57 PM
I’ve solved the problem of never having a scale bar on hand #FossilFriday #tattoo 🧪🦖
A nice little Zamites leaf from a sandstone capping the Chinle Fm near St Johns, AZ. Is it Triassic or Cretaceous like it’s mapped? 🤔 #fossilfriday 🦖🧪
June 13, 2025 at 2:52 PM
A nice little Zamites leaf from a sandstone capping the Chinle Fm near St Johns, AZ. Is it Triassic or Cretaceous like it’s mapped? 🤔 #fossilfriday 🦖🧪
Now that seasonal help has arrived, field season has begun in earnest at Petrified Forest. Today we trenched a phytosaur skull and mandibles that have that spent the winter under a tarp. #fossilfriday 🦖🧪
May 24, 2025 at 1:40 AM
Now that seasonal help has arrived, field season has begun in earnest at Petrified Forest. Today we trenched a phytosaur skull and mandibles that have that spent the winter under a tarp. #fossilfriday 🦖🧪
Congrats to the newly minted Dr. Reyes who helped excavate this specimen as an intern and wrote it up for a dissertation chapter and now open access pub in the Journal of Paleontology. #fossilfriday 🧪🦖
May 16, 2025 at 7:33 PM
Congrats to the newly minted Dr. Reyes who helped excavate this specimen as an intern and wrote it up for a dissertation chapter and now open access pub in the Journal of Paleontology. #fossilfriday 🧪🦖
Briefly played an archeologist today at Petrified Forest.
April 30, 2025 at 11:43 PM
Briefly played an archeologist today at Petrified Forest.