Cephalopoda: Agathiceras ciscoense (PRI 76762)3D Model
Fossil specimen of the goniatite ammonoid Agathiceras ciscoense from the Pennsylvanian Wayland Shale of Brown County, Texas (PRI 76762). Specimen is from the collections of the Paleontological Research Institution, Ithaca, New York. Maximum diameter of specimen is approximately 3.5 cm. Model by Emily Hauf.