Image Credits

Jay Matternes: 6; 1: Delphine Matternes; 2t; 3t, 4t, 5m: Reprinted from Jackson, Kathryn, and Jay H. Matternes. Dinosaurs. Washington: National Geographic Society, 1972.

Smithsonian Institution Archives: 6l: Image # OPA-1635R1-11; 7r: Image # OPA-27-19; 8: Image # SIA2009-1797; 9t: Image # MNH-725; 10: Image #NMNH-728; 11r: Image # SIA2012-2790; 12br: Image SIA2019-004264; 13br; Image SIA2019-004265.

Smithsonian Museum of Natural History: 14: photograph by James Di Loreto, Matternes_20150317_0019; 15: NMNH Exhibits Department; 16: photograph by Chip Clark, Department of Photography Services, 80-5681; 17r: Department of Photography Services, image 88-18231; 18: photograph by Chip Clark, Department of Photography Services, 80-6262; 19l: photograph by Chip Clark, Department of Photography Services, 93-2907; 20b: photograph by Chip Clark, Department of Photography Services, 90-9513; 21b: photograph by James Di Loreto and Brittany M. Hance, Department of Photography Services, NHB2017-01083; 22: photograph by Chip Clark, Department of Photography Services, image 80-14069; 23: photograph by Chip Clark, Department of Photography Services, image 88-19759; 24: photograph by Chip Clark, Department of Photography Services, image 88-19758; 25: photograph by James Di Loreto and Brittany M. Hance, Department of Photography Services, image NHB2014-02064; 26: photograph by Chip Clark, Department of Photography Services, image 80-5697.

Smithsonian Museum of Natural History, Paleobiology Department Photography Archive: 27; 28; 29; 30l; 31r; 32; 33l: image MNH-930; 34r: image MNH-929; 35: image 73-13172.