13.5" Diplomystus dentatus w/ fish in belly | Green River Formation | Wyoming Wooly Septarians were formed sometime during

Septarians were formed sometime during the Cretaceous Period

shallow marine environments

They had long hair

Mark & Brusatte

13.5" Diplomystus dentatus w/ fish in belly | Green River Formation | Wyoming Wooly Septarians were formed sometime duringDiplomystus dentatus with fish in belly Eocene (51. 98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Carl Ulrich Obtained from the collection of Dr. William Rieger Plate approx. size: 16" x 9" Diplomystus approx. size: 13. 5" This specimen features a beautifully preserved Diplomystus dentatus with a smaller fish inside its stomach. This rare occurrence provides a glimpse into a dynamic ecological event that has