- †Skenidioides
anthonensis †Skolithos †Sowerbyella †Sphaerexochus †Sphaerexochus
roemingeri †Sphaerexochus
romingeri †Sphaerirhynchia †Sphooceras †Spinatrypa †Spinatrypa...
-
unidentified comparable form †Spackmanites
habibii †Sphaerexochus †Sphaerexochus
roemingeri †Sphaerexochus
romingeri †Sphaerocoryphe †Sphaerocoryphe arachniformis...
