Thomson and Droser Supplementary Material

GSA Data Repository 2015076 Thomson and Droser Supplementary Material Locality Formation Locality Number Reference(s) Area Name (Member/Facies) Period Epoch Stage Ichnotaxa Specimens Trackmaker Paleoenvironment Preservation 1 GaJi10 Bennett et al., 2014 Kenya Koobi Fora (Okote) Neogene Pleistocene hippopotamus fluvial/lacustrine concave epirelief 2 Zahájí Mikulas, 2010 Czech Republic Zliv Neogene Miocene?Burdigalian Characichnos isp. ASCR? crocodylian lacustrine 3 Red Deer McCrea et al., 2004 Alberta Paskapoo Paleogene Paleocene Thanetian (Tiffanian) Albertasuchipes russellia UALVP 134 crocodylian lacustrine/deltaic 4 crocodylian/ Rancho Jimenez-Hernandez et al., 2004 Mexico Escondido Cretaceous Upper Maastrichtian turtle Soledad Meyer et al., 2005 pterosaur lacustrine concave epirelief 5 Mina Esquirol Vila et al., 2014 Spain Tremp Cretaceous Upper Maastrichtian Characichnos crocodylian mudflat concave epirelief IPS 51341, 82137; MPZ 6 Mina Tumí Vila et al., 2014 Spain Tremp Cretaceous Upper Maastrichtian Characichnos crocodylian mudflat concave epirelief 2012/832 Serraduy 7 Vila et al., 2014 Spain Tremp Cretaceous Upper Maastrichtian Characichnos crocodylian fluvial Norte 8 Barranc de Guixers-2 Vila et al., 2014 Spain Tremp Cretaceous Upper Maastrichtian Characichnos MCD 5165 crocodylian fluvial 9 La Mata del Viudà Vila et al., 2014 Spain Tremp Cretaceous Upper Maastrichtian Characichnos crocodylian fluvial 10 Gara Sba Belvedere et al., 2013 Morocco Aoufous (upper unit) Cretaceous Upper Cenomanian turtle coastal mudflat 11 12 McAllister, 1989a KUVP 5914, FHSM VP 138 dinosaur Kansas Dakota Cretaceous Upper McAllister, 1989b dinosaur Lockley et al., 2010a Laiyangpus liui crocodylian China Shuinan Cretaceous?Upper?Cenomanian IVPP V2471 Young, 1960 alluvial plain lacustrine 13 Pipeline Road Afinson et al., 2009 Utah Dakota Cretaceous?Upper?Cenomanian?bird both 14 Lark Quarry LQ Romilio et al., 2013 Australia Winton Cretaceous Albian- Cenomanian Wintonopus latomorum QM F10321, F10322 dinosaur fluvial concave epirelief 15 Chatfield Site South Platte Formation Albian- crocodylian, UCM 2012575 Lockley et al., 2006a Colorado Cretaceous Lower UCM 208. (11-18) 2 (Muddy or J Sandstone) Cenomanian turtle 16 Lockley et al., 2014 Colorado Dakota Cretaceous Lower Albian CU 207.5, 207.6 crocodylian 17 Lockley et al., 2014 Colorado Dakota Cretaceous Lower Albian CU 207.23 pterosaur 18 Lockley et al., 2014 Colorado Dakota Cretaceous Lower Albian CU 207. (54, 55, 56, 57) pterosaur 19 Site 1 UCM 2012514 UCM 209. (37, 38, 39, 40, 41, Kukihara & Lockley, 2012; Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus 42, 43, 44, 50, 51, 69, 115, Kukihara et al., 2010 116, 117, 122) crocodylian delta plain 20 Site 2 UCM 2012515 Kukihara & Lockley, 2012; crocodylian, Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus UCM 209.120 Kukihara et al., 2010 pterosaur delta plain 21 Site 4 CU L-00520, Kukihara & Lockley, 2012; CU 209. (78M, 78P), UCM Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus UCM 2012520 Kukihara et al., 2010 209.82 crocodylian delta plain 22 Site 6 CU L-00529, Kukihara & Lockley, 2012; UCM 209. (73, 74, 75), CU Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus UCM 2012529 Kukihara et al., 2010 209.111 crocodylian delta plain 23 Site 7 CU L-00530 Kukihara & Lockley, 2012; Kukihara et al., 2010 Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus CU 209.76 crocodylian delta plain 24 Site 9 UCM 2012574 Kukihara & Lockley, 2012; Kukihara et al., 2010 Colorado Dakota (Pajarito) Cretaceous Lower Albian Hatcherichnus UCM 209. (118, 119) crocodylian delta plain 25 North Golden Houck et al., 2010 Colorado South Platte (Van Bibber shale) Cretaceous Lower Albian crocodylian?intertidal 26 Lena Gulch UCM 2012670 Lockley et al., 2010b Colorado South Platte (upper sandstone) Cretaceous Lower Albian Hatcherichnus UCM 209. (151, 157) crocodylian delta plain 27 Hawks Nest Lockley & Schumacher, 2014 Colorado Dakota Cretaceous Lower Albian pterosaur 28 Minnie pterosaur, UCM 2012685 Lockley & Schumacher, 2014 Colorado Dakota (Pajarito) Cretaceous Lower Albian UCM 204. (10, 11) Canyon crocodylian 29 30 Walsh Clayton Lake UCM 2012506 Lockley & Schumacher, 2014 Mesa Rica Sandstone UCM 209. (31, 32) pterosaur Colorado Cretaceous Lower Albian Lockley et al., 2006b (Middle) crocodylian Gillette & Thomas, 1989 pterosaur New Mexico Dakota Cretaceous Lower Albian Bennett, 1992 crocodylian concave epirelief 31 Sinsu Island Kim et al., 2006 China Haman Cretaceous Lower Aptian-Albian KNUE 040176 pterosaur lacustrine 32 Pedra Branca Dentzien-Dias et al., 2010 Brazil Santana (Crato) Cretaceous Lower Aptian-Albian UFRGS PV0055K turtle 33 Huangyangq Tugulu Group (Lower Xing et al., 2014 China uan Layer) Cretaceous Lower Emydhipus MGCM.G (1-15) turtle lacustrine 34 Sanbiluoxia Xing et al., 2013 China Feitianshan (Upper) Cretaceous Lower Characichnos HDT. (223, 224) dinosaur shallow non-marine concave epirelief 35 36 Yanguoxia Li et al., 2006 dinosaur China Hekou Group Cretaceous Lower Aptian Site 2 Fujita et al., 2012 La Virgen del Ezquerra et al., 2004 Barremian- dinosaur Spain Enciso Group Cretaceous Lower Campo Ezquerra et al., 2007 Aptian lacustrine lacustrine/deltaic concave epirelief concave epirelief 37 Los Cayos C Moratalla & Hernan, 2009 Spain Enciso Group Cretaceous Lower Barremian- Aptian Emydhipus turtle fluvial/lacustrine concave epirelief

Thomson and Droser Supplementary Material 50 San Rafael Swell 51 China Locality Formation Locality Number Reference(s) Area Name (Member/Facies) Period Epoch Stage Ichnotaxa Specimens Trackmaker Paleoenvironment Preservation 38 Cameros Basin Fuentes Vidarte, 2003 Spain Oncala Group Cretaceous Lower Berriasian Emydhipus cameroi MNS 2002/96.38 turtle lagoon 39 Harrl Hill Hornung & Reich, 2013 Germany Bückeberg (Obernkirchen) Cretaceous Lower Berriasian GZG.BA.0116 turtle marine Gaillard et al., 2003 turtle 40 Cerin Bernier et al., 1982 France Lithographic Limestone Jurassic Upper Kimmeridgian Chelonichnium cerinenese UCBL 400 002 turtle lagoon Bernier et al., 1984 Saltosauropus latus turtle 41 Oles Avanzini et al., 2005 Spain Lastres Jurassic Upper Kimmeridgian Emydhipus turtle freshwater deltaic 42 Tazones Avanzini et al., 2005 Spain Lastres Jurassic Upper Kimmeridgian Emydhipus turtle 43 Avanzini et al., 2007 Spain Jurassic Upper Kimmeridgian Hatcherichnus MUJA (0363, 0367) crocodylian 44 Gray Daun Mine Foster & Lockley, 1997 Utah Morrison (Saltwash) Jurassic Upper Hatcherichnus CU-MWC 197. (1, 2) crocodylian 45 Colorado dinosaur and National Lockley & Foster, 2006 Colorado Morrison (Saltwash) Jurassic Upper Characichnos turtle Monument 46 Copper Canyon UCM 2012661 Foster et al., 1999 Utah Morrison (Saltwash) Jurassic Upper UCM 197.3 turtle 47 Alcova Lake Lockley & Wright, 2003 Wyoming Sundance Jurassic Upper pterosaur tidal flat CU-MWC 188. (3, 9, 46, 49, Del Monte 48 UCM 2012337 Lockley & Wright, 2003 Utah Summerville Jurassic Upper Oxfordian 50, 52, 54, 55, 56, 66, 67, 72, pterosaur marine coastal Mines 73) Bajocian- 49 Vernal Hamblin, 2002 Utah Carmel Jurassic Middle Callovian Bajocian- Hamblin, 2002 Utah Carmel Jurassic Middle Callovian Lockley et al., 2010a Xiashaxiamiao (Lower Kuangyuanpus szechuanensis C161 crocodylian Jurassic Middle Young, 1943 Shaximiao) dinosaur 52 GS4 Kvale et al., 2001 Wyoming Gypsum Spring Jurassic Middle Bajocian dinosaur tidal flat concave epirelief 53 GS5 Kvale et al., 2001 Wyoming Gypsum Spring Jurassic Middle Bajocian dinosaur tidal flat concave epirelief 54 Rail Hole Bight Whyte & Romano, 2001 Jurassic Middle Aalenian Characichnos tridactylus USEGS F00803 dinosaur crevasse splay 55 Soltyków Gierliński et al., 2004 Poland Zagaje Jurassic Lower Hettangian Characichnos dinosaur fluvial/lacustrine 56 Gliniany Las Gierliński & Potemska, 1987 Moyenisauropus sp. dinosaur both Poland Przysucha Jurassic Lower Hettangian lagoon/delta Pieńkowski & Gierliński, 1987 57 Johnson SGDS. (18, 47, 167-4, 176, DSTQ 1 & 2 Milner et al., 2006 Utah Moenave (Whitmore Point) Jurassic Lower Hettangian Characichnos Farm 361, 421, 507, 805) dinosaur lacustrine 58 DeBlieux et al., 2006 Utah Moenave (Whitmore Point) Jurassic Lower Hettangian dinosaur lacustrine 59 DeBlieux et al., 2003 Utah Kayenta Jurassic Lower dinosaur fluvial/lacustrine 60 Dinosaur Coombs, 1980 dinosaur concave epirelief Connecticut East Berlin Jurassic Lower Hettangian lacustrine State Park Galton & Farlow, 2003 61 Red Peak NMMNH L-7288, L-7290 Lucas et al., 2010 New Mexico Redonda Triassic Upper Rhaetian Characichnos isp. NMMNH P-57436, P-57442 lacustrine/deltaic 62 Harrisburg Milner & Spears, 2007 UCM 149.2 phytosaur UCM 2012594 Utah Chinle (Shinarump) Triassic Upper Carnian Tracksite Lockley &Milner, 2006 phytosaur 63 Predebon MCN-PIC. (008, 009, 010, Silva et al., 2008 Brazil Santa Maria (Alemoa) Triassic Upper Carnian Outcrop 011) sphenodont fluvial/lacustrine concave epirelief 64 UCM 2012440 Lockley et al., 1992 Gwyneddichnium tanystropheiid concave epirelief Utah Chinle Triassic Upper UCM 159. (10, 11) Lockley, 2006 65 Daaozi Zhang et al., 2014 China Guanling (Member II) Triassic Middle Anisian Dikoposichnus luopingensis nothosaur marine concave epirelief 66 Niedzwiedski personal communication, 2013 Poland Baranów Triassic Middle Anisian 67 Borgholzhaus en Diedrich, 2002 Germany Lower Muschelkalk (Oolith) Triassic Middle Anisian Rhynchosauroides peabodyi prolacertilian intertidal 68 Cameron Quarry UCMP V4609 Thomson & Lovelace, 2014 Arizona Moenkopi (Holbrook) Triassic Middle Anisian UCMP (215917, 215918) Lucas & Hayden, 1989 69 Bluewater Hunt & Lucas, 1993 NMMNH (14147, 14148, vertebrate NMMNH L-356 New Mexico Moenkopi (Anton Chico) Triassic Middle Anisian Creek Lucas et al., 2003 14150, 14155, 14157, 14158) tetrapod Thomson & Lovelace, 2014 70 Rockville UCMP V4603 Thomson & Lovelace, 2014 Utah Moenkopi (upper red) Triassic Middle Anisian UCMP (192774, 192775, 192776, 192777, 192778) 71 Jerry's Dump Site UGS 42Ws0701 Thomson & Lovelace, 2014 Utah Moenkopi (upper red) Triassic Middle Anisian Peabody, 1956 capitosaur 72 Red Fleet UCMP V4605 Hamblin et al., 2000 Utah Moenkopi Triassic Lower Olenekian FHPR 1122, UCMP 193629? Thomson & Lovelace, 2014 73 Sound of Thomson & Lovelace, 2014 DNM 485 Utah Moenkopi Triassic Lower Olenekian DINO 43800 Silence Thomson et al., 2014 74 Spit Mountain DNM 486 Thomson & Lovelace, 2014 Utah Moenkopi Triassic Lower Olenekian DINO (43801, 43802) Thomson et al., 2014

Thomson and Droser Supplementary Material Locality Formation Locality Number Reference(s) Area Name (Member/Facies) Period Epoch Stage Ichnotaxa Specimens Trackmaker Paleoenvironment Preservation 75 Diamond Fork BYU1002 Ahern et al., 2012 Utah Ankareh (Mahogany) Triassic Lower Olenekian concave epirelief 76 Thistle UGS 42Ut498 Thomson & Lovelace, 2014 Utah Ankareh (Mahogany) Triassic Lower Olenekian 77 North Butte UGS 42Em737 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 78 Washout UGS 42Em738 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 79 Temple Mountain UGS 42Em495 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 80 Cliffside UGS 42Em739 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic Webb, 1980 amphibian 81 Chimney Boyd & Loope, 1984 amphibian Utah Moenkopi (Torrey) Triassic Lower Olenekian Rock McAllister & Kirby, 1998 tetrapod deltaic Thomson & Lovelace, 2014 82 The Castle Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian UMNH VP 21807?, UUIC (7, 1562)? deltaic Lammers, 1964 83 Sulfur Creek McAllister & Kirby, 1998 tetrapod UCMP V5366?, Mickelson et al., 2006a Utah Moenkopi (Torrey) Triassic Lower Olenekian UGS 42Wn0002 Klein & Lucas, 2010 deltaic Thomson & Lovelace, 2014 84 Cuts Canyon Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 85 Blue Bird Flats UGS 42Ga1406 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 86 Boulder Tracks UGS 42Ga1408 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 87 Hot Shot Prospect UGS 42Ga612 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 88 Desert Flower UGS 42Ga1350 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 89 Little Dragon UGS 42Ga1352 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 90 Horse Pasture Mesa GLCA 99 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian GLCA 24257 deltaic 91 Choprock Bench GLCA 98 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic Hite Overlook 92 2 GLCA 317 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 93 North Wash GLCA 321 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 94 Blue Notch Wash GLCA 320 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 95 Farley Rhynch GLCA 319 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian GLCA 24261 deltaic 96 Farley Canyon GLCA 243 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 97 Happy Jack Mine UCMP V5058 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian UCMP 42972 deltaic 98 Rainbow Canyon UMNH VP 1407 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian UMNH VP (21402, 21403) deltaic 99 Rainbow Adit South UGS 42Sa610 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 100 Laundry Room UGS 42Sa515 Thomson & Lovelace, 2014 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic 101 Wupatki MNA Loc. 248-1?, Kirby, 1987 stereospondyl Arizona Moenkopi (Wupatki) Triassic Lower Olenekian MNA V1963? MNA Loc. 1151-1? Thomson & Lovelace, 2014 102 Meteor Crater UCMP V3835 Peabody, 1956 UCMP (192784, 192785, capitosaur Arizona Moenkopi (Wupatki) Triassic Lower Olenekian Thomson & Lovelace, 2014 192786) UCMP (192766, 192767, 103 Agathla UCMP V4545 Thomson & Lovelace, 2014 Arizona Moenkopi Triassic Lower Olenekian 192768, 192769, 192770, 192771, 192772, 192773) 104 105 106 Wolf Point Pine Hill Rex Lake Boyd & Loope, 1984 amphibian tidal flat Wyoming Red Peak (upper platy) Triassic Lower Olenekian UW A3251 Thomson & Lovelace, 2014 fluvial Boyd & Loope, 1984 amphibian tidal flat Wyoming Red Peak (upper platy) Triassic Lower Olenekian Thomson & Lovelace, 2014 fluvial Boyd & Loope, 1984 amphibian tidal flat Wyoming Red Peak (upper platy) Triassic Lower Olenekian UW A3251 Thomson & Lovelace, 2014 turtle? fluvial Carson, 1998 Trampled by 107 Lovelace, 2007 Wyoming Red Peak (upper platy) Triassic Lower Olenekian UWGM 1013 turtle? Turtles Thomson & Lovelace, 2014 fluvial

Thomson and Droser Supplementary Material Locality Formation Locality Number Reference(s) Area Period Epoch Stage Ichnotaxa Specimens Trackmaker Paleoenvironment Preservation Name (Member/Facies) Baker Cabin 108 Thomson & Lovelace, 2014 Wyoming Red Peak (upper platy) Triassic Lower Olenekian UWGM (979, 982, 986) fluvial Road Mickelson et al., 2006b 109 Kolob 1 UGS 42Ws0298 Utah Moenkopi (lower red) Triassic Lower Olenekian Thomson & Lovelace, 2014 New Glen Unpublished, discovered 110 Utah Moenkopi (Torrey) Triassic Lower Olenekian deltaic Canyon Site summer, 2014 Holy Cross 111 Klein & Niedzwiedzki, 2012 Poland Wióry Triassic Lower Olenekian Characichnos isp. MPT.P.W25 Mountains 112 Kulchumovo Tverdokhlebov et al., 1997 Russia Severodvinskian Permian Lopingian (Upper) Anthichnium isp. SGU No. 104 B/2060-2065 temnospondyl steam/playa concave epirelief GHUNLPam 3039, 12078, Carapacha (Urre - 113 El Cañadón Melchor & Sarjeant, 2004 Argentina Permian Lopingian (Upper) 3300 temnospondyl lacustrine concave epirelief Lauquen) Characichnos isp. GHUNLPam 3300, 3052 114 Fraserburg Smith, 1993 South Africa Abrahamskraal Permian Guadalupian (Middle) therapsid fluvial/lacustrine concave epirelief CDUE 140, 141, 142, 143, 115 Tiddas Basin CDUE 18 Voigt et al., 2011 Morocco Permian Cisuralian (Lower) Kungurian Batrachichnus temnospondyl fluvial plain 144, 145, 146 116 Colio Basin Marchetti et al., 2013 Italy Collio Permian Cisuralian (Lower) Kungurian UR 93/MBS 274, UR 95 captorhinomorph concave epirelief 117 Orobic Basin Petti et al., 2014 Italy Pizzo del Diavolo (Lower Artinskian- temnospondyl or Permian Cisuralian (Lower) Batrachichnus C Lunichnium Lithozone) Kungurian lepospondyl shallow lacustrine concave epirelief 118 Lake Kemp NMMNH 5154 Lucas et al., 2011 Texas Clear Fork Permian Cisuralian (Lower) Artinskian- Kungurian NMMNH P-37148, 37490, 37493 temnospondyl floodplain 119 Billings Swanson & Carlson, 2002 Oklahoma Wellington Permian Cisuralian (Lower) Artinskian OMNH 57026, 57031, 57032, 57036 pelycosaur lacustrine concave epirelief MCN.P. (293, 760, 761, 762, 120 Perolândia Silva et al., 2009 Brazil Irati Permian Cisuralian (Lower) Artinskian Mesosaurichnium natans 763, 764,765, 766,767, 774, mesosaurid both 851, 852, 853, 854) lower shoreface 121 Guapirama Silva et al., 2009 Brazil Irati Permian Cisuralian (Lower) Artinskian Mesosaurichnium natans MCN.P. (262, 266) mesosaurid 122 Portelândia Silva et al., 2009 Brazil Irati Permian Cisuralian (Lower) Artinskian Mesosaurichnium natans MCN.P. (426, 427, 428) mesosaurid 123 NMMNH 2821 Braddy et al., 2003 New Mexico Robledo Mountains Permian Cisuralian (Lower) Sakmarian Batrachichnus delicatulus NMMNH P23667 temnospondyl freshwater mud flat concave epirelief 124 NMMNH 2842 Braddy et al., 2003 New Mexico Robledo Mountains Permian Cisuralian (Lower) Sakmarian Serpentichnus robledoensis NMMNH P-24148, 24144 lysorophian freshwater mud flat concave epirelief 125 Conifer Forest NMMNH 2828 Minter & Braddy, 2006 New Mexico Robledo Mountains Permian Cisuralian (Lower) Sakmarian Lunichnium rotterodium NMMNH P4000 amphibian tidal flat concave epirelief 126 Bingham 5 NMMNH 7669 Lucas & Spielmann, 2009 New Mexico Abo (Cañon de Espinoso) Permian Cisuralian (Lower) Characichnos isp. NMMNH P-58024 pelycosaur alluvial plain 127 Bingham 2 NMMNH 7666 Lucas & Spielmann, 2009 New Mexico Abo (Cañon de Espinoso) Permian Cisuralian (Lower) Characichnos isp. NMMNH P-57976, 57985 alluvial plain 128 Baode Lucas & Ataabadi, 2010 China Taiyuan Carboniferous Pennsylvanian Kasimovian- pelycosaur or aff. Dimetropus IVPP V15710 lagoonal/deltaic Gzhelian anthracosaur 129 Keighley & Pickerill, 1998 Nova Scotia Mabou/Cumberland groups Carboniferous Pennsylvanian fluvial/lacustrine 130 Keighley & Pickerill, 1998 Nova Scotia Mabou/Cumberland groups Carboniferous Pennsylvanian fluvial/lacustrine 131 Plaineville Getty et al., 2010 Massachusetts Rhode Island Carboniferous Pennsylvanian Characichnos amphibian lowland swamp 132 Přívĕtice- PM2 4/87 (M 2080, M 2082, Turek, 1989 Czech Republic Kladno (Radnice) Carboniferous Pennsylvanian?Moscovian Lunichnium gracile Ovčín M 2083, M 2085, M 2088) temnospondyl lacustrine both 133 Glen Lyn VPI&SU 77, 79 Sundberg et al., 1993 West Virginia Bluefield Carboniferous Pennsylvanian Bashkirian VPI&SU 77.6, 77.8 anthracosaur fluvial/estuarine both 134 Matt Stimson personal communication, 2014 Nova Scotia Joggins Carboniferous Pennsylvanian Bashkirian 135 Matt Stimson personal communication, 2014 Nova Scotia Little River Carboniferous Pennsylvanian Bashkirian NSM 008 GF 041 024 alluvial plain 136 Matt Stimson personal communication, 2014 New Brunswick Gautreau Carboniferous Mississippian Tournaisian 137 Matt Stimson personal communication, 2014 New Brunswick Albert Carboniferous Mississippian Tournaisian lacustrine 138 Tamaqua KU Locality 5, temnospondyl or Vrazo et al., 2007 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean cf. Hylopus hamisi ANSP 22652, 22653 NMMNH L-7013 anthracosaur fluvial concave epirelief 139 Mount KU Locality 1, NMMNH P-64265, Fillmore et al., 2012 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean Characichnos Carbon NMMNH L-7009 SMP VP-2326 temnospondyl braided fluvial plain 140 Tumbling Run NM (PR14K, RBN016), KU Locality 2, Fillmore et al., 2012 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean Characichnos, Palaeosauropus NMMNH P-64264, RPM (32- NMMNH L-7004 435-1, H-25), SMP VP-2320 temnospondyl braided fluvial plain both 141 Indian Run Reservoir KU Locality 3, NMMNH L-7014 Fillmore et al., 2012 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean Characichnos NMMNH P-64274, SMP (VP- 2283, VP-3416, VP-8793) temnospondyl braided fluvial plain 142 Hometown KU Locality 6 Fillmore et al., 2012 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean Characichnos SMP VP-2316 temnospondyl braided fluvial plain concave epirelief 143 Hazleton KU Locality 8 Fillmore et al., 2012 Pennsylvania Mauch Chunk (Indian Run) Carboniferous Mississippian?Visean SMP VP-3400 temnospondyl braided fluvial plain

Thomson and Droser Supplementary Material Acronym Institution Location ANSP Academy of Natural Sciences Philadelphia, Pennsylvania, USA ASCR Institute of Geology Prague, Czech Republic BYU Brigham Young University Provo, Utah, USA C Geological Survey of China Beijing, China CDUE Chouaïb Doukkali University El Jadida, Morocco CU University of Colorado Denver Dinosaur Tracks Museum Denver, Colorado, USA CU-MWC University of Colorado Denver and Museum of Western Colorado Denver and Fruita, Colorado, USA DINO Dinosaur National Monument Specimen Collection Vernal, Utah, USA DNM Dinosaur National Monument Vernal, Utah, USA DSTQ Dinosaur Swim Track Quarry Washington, Utah, USA FHPR Utah Field House of Natural History State Park Museum Vernal, Utah, USA FHSM VP Sternberg Memorial Museum Fort Hays, Kansas, USA GHUNLPam Cátedra de Geología Histórica y Regional, Universidad Nacional de La Pampa Santa Rosa, Argentina GLCA Glen Canyon National Recreation Area Page, Arizona, USA GZG Geowissenschaftliches Zentrum Göttingen, Germany HDT Huaxia Dinosaur Tracks Research and Development Center Gansu, China IPS Institut Català de Paleontologia Miquel Crusafont collection Barcelona, Spain IVPP Institute of Vertebrate Paleontology and Paleoanthropology Beijing, China KNUE Korea National University of Education Chungbuk, South Korea KU Kansas University Lawrence, Kansas, USA KUVP University of Kansas Museum of Natural History Lawrence, Kansas, USA LQ Lark Quarry Queensland, Australia MBS Natural History Museum of Brescia Brescia, Italy MCD Museo de la Conca Dellà Lleida, Spain MCN.P Museu de Ciências Naturais, Setor de Ciências Biológicas Curitiba, Brazil MCN-PIC Museu de Ciências Naturais, Paleontology-Ichnology Porto Alegre, Brazil MGCM Moguicheng Dinosaur and Bizarre Stone Museum Xinjiang, China MNA Museum of Northern Arizona Flagstaff, Arizona, USA MNS Museo Numantino de Soria Soria, Spain MPT.P Museum of Nature and Technology Starachowice, Poland MPZ Museo Paleontológico de la Universidad de Zaragoza Zaragoza, Spain MUJA Museo del Jurásico de Asturias Colunga, Spain NM North Museum of Science and Natural History Lancaster, Pennsylvania NMMNH New Mexico Museum of Natural History and Science Albuquerque, New Mexico, USA NSM Nova Scotia Museum Halifax, Nova Scotia, Canada OMNH Sam Noble Oklahoma Museum of National History Norman, Oklahoma PM2 Paleontology Department of the National Museum Prague, Czech Republic QM Queensland Museum Brisbane, Australia RPM Reading Public Museum Reading, Pennsylvania SGDS St. George Dinosaur Discovery Site at Johnson Farm Washington, Utah, USA SGU Scientific Research Institute of Geology, Saratove State University Saratove, Russia SMP State Museum of Pennsylvania Harrisburg, Pennsylvania UALVP University of Alberta Laboratory for Vertebrate Paleontology Edmonton, Alberta, Canada UCBL Claude Bernard University Lyon Lyon, France UCM University of Colorado Boulder Museum of Natural History Boulder, Colorado UCMP University of California Museum of Paleontology Berkeley, California, USA UFRGS Universidade Federal do Rio Grande do Sul Porto Alegre, Brazil UGS Utah Geological Survey Salt Lake City, Utah, USA UMNH Natural History Museum of Utah Salt Lake City, Utah, USA UR Paleontological Museum of University "La Sapienza" of Rome Rome, Italy USEGS University of Sheffield Environmental and Geological Sciences Sheffield, United Kingdom UUIC University of Utah Ichnology Collection Salt Lake City, Utah, USA UW University of Wyoming Geological Museum Laramie, Wyoming, USA UWGM University of Wisconsin-Madison Geology Museum Madison, Wisconsin, USA

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