4" x 5" black and white photo negative
Digitized by Forsyth Digital Collections
Copyright University Archives, Fort Hays State University
Sternberg, George Fryer 1883-1969, "Portheus and Gillicus - "Fish within a fish" taken in the field - Jim Rouse and G. F. Sternberg are shown next to the fossil; picture was taken by Ed Almquist" (2021). Sternberg Negatives Collection. 31.