This is a list of stratigraphic units dinosaur trace fossils have been recovered from.
Although Dinosauria is a clade which includes the descendant taxon Aves (modern birds), this article covers only stratigraphic units containing Mesozoic forms.
Units listed are all either formation rank or higher (e.g. group).
Aguja Formation[1] Campanian[1] Chihuahua Texas Blesa Formation[3] Cerroa del Pueblo Formation[4] Dinosaur Park Formation[5] Late Campanian[5] Frenchman Formation[6] Late Maastrichtian[6] Portland Formation[7] Pliensbachian to Toarcian[7] Sânpetru Formation[8] Late Maastrichtian[8] Wealden Group[4] Whitemud Formation[4] Allen Formation[9] Middle Campanian[9] Allison Formation[10] Anacleto Formation Angostura Colorada Formation[11] Ankarafantsika Formation[12] Aréen Formation[13] Asencio Formation[14] Bagua Formation[15] Bajo de la Carpa Formation Barun Goyot Formation[16] Middle Campanian (?
)[16] Bayan Shireh Formation[17] Cenomanian to Santonian[17] Blesa Formation[3] Calizus de Lychnus Formation[18] Camadas de Alcobaça[19] Kimmeridgian[19] Camadas de Guimarota[20] Camadas de Montejunto[21] Camarillas Formation[4] Castellar Formation[4] Cedar Mountain Formation[22] Barremian to basal Cenomanian Colorado Formation[23] Dakota Formation[24] Dinosaur Park Formation[5] Late Campanian[5] Djadochta Formation[25] Middle Campanian[25] Doshuul Formation[26] El Gallo Formation[4] Fruitland Formation[4] Gaogou Formation[4] Gres d'Alet Formation[4] Hasandong Formation[4] Ialovachsk Formation[4] Intertrappean Beds[4] Iren Dabasu Formation[27] ?Campanian[27] Jindong Formation[4] Kaiparowits Formation[28] Late Campanian[28] Kallanakurichi Formation[4] Khodzhaosmansk Formation[4] Kitadani Formation[29] Aptian to Albian[29] Laguna Colorada Formation[30] ?Norian[30] Lameta Formation[31] Los Alamitos Formation[4] Los Blanquitos Formation[4] Manrakskaya Svita[4] Marilia Formation[4] Marnes rouges de Roquelongue Formation[4] Marnes Rouges Inferieures Formation[4] Majiacun Formation Meeteetse Formation[4] Mercedes Formation[4] Mooreville Chalk Formation[32] Early Maastrichtian[32] Morrison Formation[33] Nanchao Formation[4] Nichkesaisk Formation[4] Oxford Clay[34] Callovian[34] Patcham Formation[4] Purbeck Beds[35] Berriasian[35] Quantou Formation[4] Quxian Formation[4] Rio Colorado Formation[4] Sainshand Svita[4] St. Mary River Formation[4] Sangping Formation[4] Seonso Conglomerate Formation[4] Shanyang Formation[4] Sigou Formation[4] Solnhofen limestone[36] Kimmeridgian[36] Stonesfield Slate[4] Subashi Formation[4] Takli Formation[4] Tangshang Formation[4] Tendaguru Formation[37] Kimmeridgian[37] Thomas Fork Formation[4] Tremp Formation[4] Two Medicine Formation[38] ?Late Santonian to Late Campanian[38] Villalba de la Sierra Formation[4] Vilquechico Formation[4] Wahweap Formation[4] Wangshi Group[4] Wayan Formation[4] Wessex Formation[39] Barremian[39] Willow Creek Formation[4] Yixian Formation[40] Barremian[40] Yuanpu Formation[4] Zhaoyin Formation[4] Zoumagang Formation[4]