Sequoia (Sequoia sp.) seed cone
Bob Campbell Geology Museum 66 million years old; Formation: Hell Creek Formation.
Crassatella sp., two rock fragments with valve casts
Bob Campbell Geology Museum Formation: Peedee Formation.
Triceratops horridus tooth
Bob Campbell Geology Museum 65 million years old; Formation: Hell Creek Formation.
Kingena Wacoensis (Waconella), articulated specimen
Bob Campbell Geology Museum Formation: Washita Formation; Mainstreet Ls.
Enallaster texanus, complete test
Bob Campbell Geology Museum Formation: Fredericksburg Formation; Goodland Ls. Mbr.
Serpula (Serpula sp.) tiny burrows in limestone fragment
Bob Campbell Geology Museum Formation: Fredericksburg Formation
Phymosoma texanum, complete test
Bob Campbell Geology Museum Formation: Fredericksburg Formation; Goodland Ls.
Kingena Wacoensis (Waconella), articulated specimen
Bob Campbell Geology Museum Formation: Washita Formation; Mainsteet Ls.
Oyster (Actinoceramus cf. sulcatus)
Bob Campbell Geology Museum 100 million years old; Formation: Duck Creek Limestone; Donated: Mr. and Mrs. Alvin Gosnell.