Eocarpilius blowi, two incomplete crab carapaces
Bob Campbell Geology Museum Formation: Santee Limestone.
Eocarpilius blowi, two unassociated carapace fragments
Bob Campbell Geology Museum Formation: Santee Limestone.
Ostracode, limestone packed with disarticulated ostracodes
Bob Campbell Geology Museum Formation: Lukota Formation; Chilson mem.
Balanus concavus, barnacles preserved on a chesaperlten masidonius shell
Bob Campbell Geology Museum Formation: Eastover Formation.
Eocarpilius blowi, incomplete carapace of a very small individual
Bob Campbell Geology Museum Formation: Santee Limestone.
Mantis shrimp (Hoplocarida), decomposed carapace in matrix
Bob Campbell Geology Museum Formation: Swope Formation; Member: Hushpuckney Shale.
Shrimp (Carpopenaeus callirostris)
Bob Campbell Geology Museum 95 million years old; Formation: Hjoula; Donated: H. Abercrombie.
Crab (Notopocorystes dicrous)
Bob Campbell Geology Museum 92 million years old; Formation: Britton Formation; Donated: Shawn Hamm.
Crab (Avitelmessus grapsoideus)
Bob Campbell Geology Museum 70 million years old; Formation: Ripley Formation; Donated: R.S. Campbell.
Trace fossil burrow (Ophiomorpha) cylindrical burrow, surface has nodular appearance
Bob Campbell Geology Museum Formation: Bone Valley Deposits.
Leperditia scalaris, limestone frag. leach with single ostrecode, valve exposed
Bob Campbell Geology Museum Formation: Akron Dolostone Formation.
Balanus concavus, ten barnacles cemented to a right valve of chesapecten
Bob Campbell Geology Museum Formation: Eastover Formation.