Theropod dinosaur (composite)

Triceratops skull

Brachyceratops dinosaur

Early camel, ruminant

Early camel

Stenomylus hitchcocki Loomis

Poebrotherium sp

Myrl V. Walker

Brontothere mammal (composite)

Papilio eurymedon

[Not Stated]

Papilio rutulus

[Not Stated]

Papilio marcellus

Fritz Forbes

Papilio nezahualcoyotl

[Not Stated]

Gold

Papilio marcellus

Brower

Early squirrel

Carcharocles megalodon

Ursia noctuiformis

Lyreidus bairdii

LGL Ecological Research Associates For BLM/ MMS

Smithsonite

Colorado Potato Beetle

Art Cushman

Loom with Textile

Acanthacaris caeca

LGL Ecological Research Associates For BLM/ MMS

Gold

Palaeolagus sp

Litoscalpellum giganteum

LGL Ecological Research Associates For BLM/ MMS

Botany specimens from the collections of the U.S. National Herbarium

Ptychodus whippleyi Marcou

Smithsonian staff and objects from the national anthropology collections

Headdress, Feather

Michael Four Horses

Invertebrate Zoology speciments from the Smithsonian Institution's National Museum of Natural History

Smalltooth Sawfish

Botanical collections are displayed at the Smithsonian Institution's National Museum of Natural History

Niditinea sabroskyi

Excavating 17th-century burials from the Brick Chapel at Historic St. Mary’s City

Teleosts related to bony-tongued fishes (skeletons)

Gomphotherium calvertensis Gazin in Gazin & Collins, 1950

M. H. White

Entomology specimens from the Smithsonian Institution's National Museum of Natural History

Gold

Hesperocyon paterculus (Matthew)

Emry Et Al

Thevenetimyia (Thevenetimyia) californica

L Cezar

Daphoenocyon dodgei (Scott)

George F. Sternberg

Early rhinoceros (composite)

Pelycosaur synapsid (composite)

Slender Snipe Eel

Cyrtolobus frigidus

E. D. Ball

Pituophis catenifer deserticola

Eryops sp

Eryops megacephalus Cope

Cummins

Turquoise Bracelet

Ondelacy

Red Osier Dogwood

Brachiosaurus altithorax Riggs, 1903

D. E. Jones

The Smithsonian National Museum of Natural History

Lanugo brunnipennis

E. G. Linsley

Diadectes sp

Lookdown

Orgilus tenuis

R. Mitchell

Carved Bird

Isurus hastalis (Agassiz, 1838)

Nielsen

Arthropleura sp Hannibal

Squalicorax falcatus (Agassiz)

George F. Sternberg

Chalcedony (var. agate)

Hyparpax aurostriata

Edw. L. Graef

Merycoidodon culbertsoni Leidy, 1848

George F. Sternberg

Beryl (var. aquamarine)

Triceratops obtusus Marsh, 1898

Mr. John B. Hatcher

Indian Pipe. Round

Pulalius vulgaris (Rathbun, 1926)

Mr. Bruce A. Thiel

Common Buckeye butterfly

Gelechia abella

[Not Stated]

Selidosema aethalodaria

George H. Field