| A (9 species) |
| Adelolophus - Late Cretaceous, 78 Ma |
| Albertadromeus - Late Cretaceous |
| Altirhinus - Early Cretaceous |
| Amurosaurus - Late Cretaceous, 70-66 Ma |
| Anabisetia - Late Cretaceous, 95-92 Ma |
| Anasazisaurus - Late Cretaceous, 74 Ma |
| Aralosaurus - Late Cretaceous, 85.8 Ma |
| Arenysaurus - Late Cretaceous, 66 Ma |
| Atlascopcosaurus - Early Cretaceous,[1]114 Ma |
| B (6 species) |
| Bactrosaurus - Late Cretaceous, 70 Ma |
| Barsboldia - Late Cretaceous, 70 Ma |
| Batyrosaurus - Late Cretaceous |
| Blasisaurus - Late Cretaceous, 66 Ma |
| Bolong - Early Cretaceous, 125 Ma |
| Brachylophosaurus - Late Cretaceous, 78 Ma |
| C (8 species) |
| Callovosaurus - Middle Jurassic, approximately 163 Ma |
| Camptosaurus - Late Jurassic |
| Cedrorestes - Early Cretaceous, Barremian |
| Charonosaurus - Late Cretaceous, 66 Ma |
| Cionodon - Late Cretaceous, 66 Ma |
| Claosaurus - Late Cretaceous, 87-82 Ma |
| Corythosaurus - Late Cretaceous, 77-75.7 Ma |
| Cumnoria - Upper Jurassic, Kimmeridgian |
| D (4 species) |
| Dakotadon - Early Cretaceous, Barremian |
| Delapparentia - 130-127 Ma |
| Draconyx - Late Jurassic, Tithonian |
| Dryosaurus - Late Jurassic, 155-145 Ma |
| E (4 species) |
| Elrhazosaurus - Early Cretaceous, approximately 115 Ma |
| Eolambia - Late Cretaceous, 96.7 Ma |
| Eotrachodon - Late Cretaceous, 86-83.6 Ma |
| Eousdryosaurus - Late Jurassic, 152 Ma |
| F (2 species) |
| Fukuisaurus - Early Cretaceous, Barremian |
| Fulgurotherium - Early Cretaceous |
| G (6 species) |
| Gasparinisaura - 85 Ma |
| Geranosaurus - Early Jurassic |
| Gilmoreosaurus - Early - Late Cretaceous, 70 Ma |
| Glishades - Late Cretaceous, 74.5 Ma |
| Gongbusaurus - Late Jurassic, 160-157 Ma |
| Gryposaurus - Late Cretaceous, 83-74 Ma |
| H (6 species) |
| Hadrosaurus - Late Cretaceous, 79.5 Ma |
| Hexinlusaurus - Middle Jurassic, Bajocian |
| Hippodraco - Early Cretaceous, 124 Ma |
| Huehuecanauhtlus - Late Cretaceous, Santonian |
| Hypacrosaurus - Late Cretaceous, 75-67 Ma |
| Hypselospinus - Early Cretaceous, 140 Ma |
| I (2 species) |
| Iguanacolossus - Lower Cretaceous, 130 Ma |
| Iguanodon - Early Cretaceous, 126-125 Ma |
| J (3 species) |
| Jaxartosaurus - Late Cretaceous, 84 Ma |
| Jeholosaurus - Early Cretaceous, 130 Ma |
| Jintasaurus - Early Cretaceous |
| K (7 species) |
| Kangnasaurus - Early Cretaceous |
| Kerberosaurus - Late Cretaceous, 66 Ma |
| Koreanosaurus - Late Cretaceous, Santonian-Campanian |
| Koshisaurus - Early Cretaceous, 128 Ma |
| Kritosaurus - Late Cretaceous, 74.5 Ma |
| Kukufeldia - Early Cretaceous, 140-136 Ma |
| Kundurosaurus - Late Cretaceous, 67 Ma |
| L (10 species) |
| Lambeosaurus - Late Cretaceous, 76-75 Ma |
| Lanzhousaurus - Lower Cretaceous, 130 Ma |
| Laosaurus - Upper Jurassic, Upper Cretaceous |
| Lapampasaurus - Late Cretaceous, 76-70 Ma |
| Laquintasaura - 200.91 Ma Hettangian |
| Latirhinus - Late Cretaceous, 72.5 Ma |
| Leaellynasaura - Early Cretaceous,[1]118-110 Ma |
| Levnesovia - Late Cretaceous |
| Lophorhothon - Late Cretaceous, ~80 Ma |
| Lurdusaurus - Early Cretaceous, 121-112 Ma |
| M (7 species) |
| Magnapaulia - Late Cretaceous, 73.6-73 Ma |
| Maiasaura - Late Cretaceous, 76.7 Ma |
| Mandschurosaurus - Late Cretaceous, 66 Ma |
| Mantellisaurus - Early Cretaceous, 125 Ma |
| Mochlodon - Late Cretaceous |
| Morelladon - Early Cretaceous, 130 Ma |
| Muttaburrasaurus - Early Cretaceous,[1] 112-99.6 Ma |
| N (3 species) |
| Naashoibitosaurus - Late Cretaceous, 73 Ma |
| Nipponosaurus - Late Cretaceous |
| Notohypsilophodon - Late Cretaceous |
| O (5 species) |
| Olorotitan - Late Cretaceous, 72 Ma |
| Orodromeus - Late Cretaceous, 76.7 Ma |
| Oryctodromeus - Late Cretaceous, Cenomanian |
| Osmakasaurus - Early Cretaceous, 137 Ma |
| Ouranosaurus - Early Cretaceous, 125-112 Ma |
| P (10 species) |
| Pararhabdodon - Late Cretaceous, 67.5 Ma |
| Parksosaurus - Late Cretaceous, 70 Ma |
| Penelopognathus - Early Cretaceous |
| Planicoxa - Early Cretaceous, 140-125 Ma |
| Plesiohadros - Late Cretaceous, 80-75 Ma |
| Probactrosaurus - Late Cretaceous, 96-88 Ma |
| Probrachylophosaurus - Late Cretaceous, 79 Ma |
| Proplanicoxa - Early Cretaceous, 126 Ma |
| Prosaurolophus - Late Cretaceous, 75.5-74.0 Ma |
| Protohadros - Late Cretaceous, 95 Ma |
| Q (1 species) |
| Qantassaurus - Early Cretaceous |
| R (2 species) |
| Ratchasimasaurus - Early Cretaceous, Aptian |
| Rhabdodon - Late Cretaceous, 70 Ma |
| S (6 species) |
| Sahaliyania - Late Cretaceous, 68 Ma |
| Saurolophus - Maastrichtian, 70-68.5 Ma |
| Secernosaurus - Late Cretaceous, Maastrichtian |
| Sellacoxa - Early Cretaceous, 140 Ma |
| Shantungosaurus - Late Cretaceous, Middle to Late Campanian |
| Siamodon - Early Cretaceous, Aptian |
| T (8 species) |
| Talenkauen - Late Cretaceous, 96.2 Ma |
| Tanius - Late Cretaceous, Campanian |
| Telmatosaurus - Late Cretaceous, 70 Ma |
| Tenontosaurus - Early Cretaceous, 115-108 Ma |
| Tethyshadros - Late Cretaceous |
| Theiophytalia - Early Cretaceous, 112 Ma |
| Trinisaura - Late Cretaceous, 80 Ma |
| Tsintaosaurus - Late Cretaceous, 70 Ma |
| U (1 species) |
| Uteodon - Upper Jurassic |
| V (2 species) |
| Valdosaurus - Early Cretaceous |
| Velafrons - Late Cretaceous, 72 Ma |
| W (2 species) |
| Willinakaqe - Upper Cretaceous, Campanian-Maastrichtian |
| Wulagasaurus - Late Cretaceous, 69 Ma |
| X (1 species) |
| Xuwulong - Early Cretaceous, Aptian-Albian |
| Y (2 species) |
| Yandusaurus - Middle Jurassic, Bathonian |
| Yueosaurus - Cretaceous, Aptian-Cenomanian |
| Z (4 species) |
| Zalmoxes - 70 Ma |
| Zephyrosaurus - Early Cretaceous, Aptian-Albian |
| Zhanghenglong - Late Cretaceous, 85 Ma |
| Zuoyunlong - Late Cretaceous, Cenomanian |