- Protorosaurus 259.5–254.1 Mya · Unknown locality
- Omosaurus 237–201 Mya · Unknown locality
- Nectosaurus 235–221.5 Mya · Unknown locality
- Changdusaurus laminaplacodus 174.7–161.5 Mya · Unknown locality
- Adratiklit boulahfa 174–163 Mya · Africa
- Thyreosaurus atlasicus 174–163 Mya · Africa
- Yingshanosaurus 174–163 Mya · China
- Daurosaurus olovus 168.2–165.3 Mya · Unknown locality
- Loricatosaurus 164.7–161.2 Mya · France
- Chungkingosaurus jiangbeiensis 163.5–157.3 Mya · China
- Tuojiangosaurus multispinus 163.5–157.3 Mya · China
- Gargoyleosaurus 163–145 Mya · India
- Paranthodon africanus 163–145 Mya · Africa
- Doryphorosaurus 161.5–143.1 Mya · Unknown locality
- Jiangjunosaurus junggarensis 160 Mya · China
- Hesperosaurus mjosi 156 Mya · United States
- Kentrosaurus aethiopicus 155–150 Mya · Africa
- Stegosaurus 155–145 Mya · North America
- Diracodon laticeps 154.8–143.1 Mya · Unknown locality
- Natronasaurus 154.8–121.4 Mya · Unknown locality
- Dacentrurus armatus 154–140 Mya · Europe
- Kentrurosaurus 152.2–143.1 Mya · Unknown locality
- Miragaia 152.2–143.1 Mya · Unknown locality
- Alcovasaurus 150 Mya · North America
- Hypsirophus 149.2–143.1 Mya · Unknown locality
- Ajnabia odysseus 145–66 Mya · Africa
- Arrhinoceratops 145–66 Mya · Canada
- Einiosaurus 145–66 Mya · India
- Gideonmantellia 145–100 Mya · Spain
- Gobisaurus domoculus 145–100 Mya · China
- Hylaeosaurus 145–66 Mya · United Kingdom
- Jinyunpelta 145–66 Mya · China
- Menefeeceratops sealeyi 145–66 Mya · United States
- Mongolostegus exspectabilis 145–100 Mya · China
- Shamosaurus scutatus 145–100 Mya · Mongolia
- Sphaerotholus goodwini 145–66 Mya · United States
- Vectidromeus insularis 145–100 Mya · United Kingdom
- Yanbeilong 145–100 Mya · China
- Zhongyuansaurus 145–100 Mya · China
- Ziapelta 145–66 Mya · Mexico
- Syrmosaurus 143.1–72.2 Mya · Unknown locality
- Gastonia 137.1–100.5 Mya · Unknown locality
- Hoplosaurus 137.1–121.4 Mya · Unknown locality
- Wuerhosaurus 135.2 Mya · China
- Vectensia 132.6–121.4 Mya · Unknown locality
- Hoplitosaurus 130 Mya · South Dakota, USA
- Hypsilophodon foxii 130–125 Mya · Europe
- Polacanthus 130–125 Mya · United Kingdom
- Iguanodon bernissartensis 126–122 Mya · Europe
- Sauroplites scutiger 125.45–112.6 Mya · China
- Liaoningosaurus paradoxus 125.4–118.9 Mya · China
- Psittacosaurus mongoliensis 125–100 Mya · Asia
- Chuanqilong chaoyangensis 124–121 Mya · China
- Propanoplosaurus marylandicus 115 Mya · Unknown locality
- Sauropelta edwardsorum 115–108 Mya · North America
- Europelta 113 Mya · Europe
- Taohelong 113–110 Mya · Asia
- Borealopelta markmitchelli 112–106 Mya · Canada
- Tatankacephalus 108.5 Mya · Montana, USA
- Dongyangopelta 105–96 Mya · Asia
- Pawpawsaurus campbelli 105–100 Mya · Unknown locality
- Stegopelta landerensis 104.5–97 Mya · Wyoming, USA
- Animantarx 104.46–98.37 Mya · North America
- Silvisaurus 104–93.5 Mya · Unknown locality
- Huaxiaosaurus aigahtens 100.5–66 Mya · Unknown locality
- Anoplosaurus 100 Mya · United Kingdom
- Aquilarhinus palimentus 100–66 Mya · United States
- Barsboldia sicinskii 100–66 Mya · Mongolia
- Datai yingliangis 100–66 Mya · China
- Didanodon 100–66 Mya · Alberta, Canada
- Gongshuilong fanwei 100–66 Mya · North America
- Huaxiazhoulong shouwen 100–66 Mya · China
- Jaxartosaurus aralensis 100–66 Mya · Kazakhstan
- Kazaklambia 100–66 Mya · Kazakhstan
- Kelumapusaura machi 100–66 Mya · South America
- Patagopelta cristata 100–66 Mya · Argentina
- Platytholus clemensi 100–66 Mya · United States
- Saichania 100–66 Mya · China
- Sinocephale 100–66 Mya · China
- Tarchia kielanae 100–66 Mya · Mongolia
- Texasetes pleurohalio 100 Mya · North America
- Tsintaosaurus 100–66 Mya · United States
- Tylocephale 100–66 Mya · Asia
- Zaraapelta nomadis 100–66 Mya · Mongolia
- Nodosaurus textilis 99.7–86.3 Mya · Wyoming, USA
- Crichtonpelta 99–95 Mya · China
- Shanxia tianzhenensis 99–71 Mya · Mexico
- Tianzhenosaurus 99–71 Mya · China
- Cedarpelta 98.2–93 Mya · Utah, USA
- Peloroplites 98.2–93 Mya · Utah, USA
- Amtocephale 96–89.6 Mya · Mongolia
- Talarurus plicatospineus 96–89 Mya · Asia
- Bissektipelta archibaldi 92–90 Mya · Asia
- Tsagantegia longicranialis 92–86 Mya · Asia
- Anatotitan 89.8–66 Mya · Unknown locality
- Niobrarasaurus 87–82 Mya · Unknown locality
- Eotrachodon 86–83.6 Mya · North America
- Huallasaurus 85–66 Mya · South America
- Hungarosaurus 85 Mya · Europe
- Struthiosaurus 85–66 Mya · Europe
- Acrotholus 84–83.5 Mya · North America
- Acantholipan gonzalezi 83.6 Mya · Mexico
- Aralosaurus 83.6 Mya · North America
- Chassternbergia 83.6–66 Mya · Unknown locality
- Crataeomus 83.6–66 Mya · Unknown locality
- Crittendenceratops krzyzanowskii 83.6–72.2 Mya · Unknown locality
- Danubiosaurus anceps 83.6–72.2 Mya · Unknown locality
- Diceratus 83.6–66 Mya · Unknown locality
- Eoceratops 83.6–72.2 Mya · Unknown locality
- Hadrosaurus 83.6–77.9 Mya · North America
- Leipsanosaurus 83.6–72.2 Mya · Unknown locality
- Mojoceratops 83.6–72.2 Mya · Unknown locality
- Pleuropeltus suessii 83.6–72.2 Mya · Unknown locality
- Procheneosaurus 83.6–72.2 Mya · Unknown locality
- Rubeosaurus ovatus 83.6–72.2 Mya · Unknown locality
- Stereocephalus 83.6–66 Mya · Unknown locality
- Sterrholophus 83.6–66 Mya · Unknown locality
- Tetragonosaurus 83.6–72.2 Mya · Unknown locality
- Zhuchengosaurus maximus 83.6–72.2 Mya · Unknown locality
- Zuul 83.6–72.2 Mya · Unknown locality
- Malefica deckerti 81.5–76.9 Mya · Unknown locality
- Diabloceratops 81.4–81 Mya · United States
- Machairoceratops cronusi 80.7–79.3 Mya · United States
- Colepiocephale lambei 80.45–78 Mya · Canada
- Probrachylophosaurus 80.45–79 Mya · North America
- Xenoceratops foremostensis 80.3–79.5 Mya · Canada
- Bonapartesaurus 80–66 Mya · Argentina
- Gryposaurus 80–75 Mya · North America
- Nipponosaurus sachalinensis 80 Mya · Asia
- Acristavus 79 Mya · North America
- Wendiceratops pinhornensis 79–78.7 Mya · Canada
- Brachylophosaurus 78.5–77.6 Mya · North America
- Invictarx 78.5 Mya · Mexico
- Lokiceratops rangiformis 78.1 Mya · North America
- Adelolophus hutchisoni 78 Mya · North America
- Judiceratops tigris 78–77.5 Mya · United States
- Ornatops incantatus 78 Mya · United States
- Albertaceratops 77.5 Mya · Canada
- Hanssuesia 77.5–75 Mya · United States
- Medusaceratops lokii 77.5 Mya · United States
- Platypelta coombsi 77.5–76.5 Mya · Canada
- Shantungosaurus 77.3–71 Mya · North America
- Sinoceratops zhuchengensis 77.3–73.5 Mya · North America
- Achelousaurus horneri 77–74.8 Mya · North America
- Agujaceratops mariscalensis 77 Mya · Unknown locality
- Avaceratops lammersi 77 Mya · United States
- Chasmosaurus 77–74 Mya · North America
- Coronosaurus 77 Mya · Canada
- Corythosaurus casuarius 77–75 Mya · North America
- Euoplocephalus tutus 77–75 Mya · North America
- Foraminacephale brevis 77–73 Mya · Canada
- Mercuriceratops 77 Mya · United States
- Monoclonius crassus 77–74.8 Mya · United States
- Stegoceras validum 77–74 Mya · North America
- Angulomastacator daviesi 76.6 Mya · Unknown locality
- Centrosaurus 76.5–75.5 Mya · Canada
- Dyoplosaurus 76.5 Mya · Alberta, Canada
- Edmontonia 76.5–69 Mya · North America
- Scolosaurus 76.5–74 Mya · United States
- Spinops sternbergorum 76.5 Mya · Canada
- Lambeosaurus 76.47–74.44 Mya · North America
- Utahceratops 76.4–75.5 Mya · Utah, USA
- Akainacephalus johnsoni 76.26 Mya · North America
- Spiclypeus shipporum 76.24–75.21 Mya · United States
- Vagaceratops 76.2 Mya · Alberta, Canada
- Kosmoceratops 76–75.9 Mya · North America
- Lapampasaurus 76–70 Mya · Argentina
- Maiasaura peeblesorum 76–74 Mya · North America
- Panoplosaurus mirus 76–75 Mya · North America
- Parasaurolophus walkeri 76–73 Mya · North America
- Pentaceratops 76–73 Mya · North America
- Stephanosaurus 76–75 Mya · Unknown locality
- Styracosaurus albertensis 76–75 Mya · North America
- Furcatoceratops elucidans 75.9–75.3 Mya · Montana, USA
- Nasutoceratops titusi 75.9–75.5 Mya · North America
- Prosaurolophus 75.7–74.1 Mya · North America
- Anodontosaurus 75.6–67 Mya · Canada
- Aletopelta 75.5 Mya · Unknown locality
- Brontotholus harmoni 75.5–75.3 Mya · United States
- Stellasaurus ancellae 75.2 Mya · Montana, USA
- Ahshislesaurus wimani 75.02 Mya · United States
- Hypacrosaurus 75–69.5 Mya · North America
- Minotaurasaurus ramachandrani 75–71 Mya · Mongolia
- Navajoceratops sullivani 75–73.4 Mya · North America
- Pinacosaurus 75–71 Mya · Asia
- Protoceratops andrewsi 75–71 Mya · Asia
- Rhinorex condrupus 75 Mya · North America
- Terminocavus sealeyi 75–74.6 Mya · North America
- Titanoceratops 75 Mya · North America
- Magnapaulia 74.7 Mya · Mexico
- Ahshislepelta 74.5 Mya · Mexico
- Kritosaurus 74.5–66 Mya · North America
- Anasazisaurus 74 Mya · United States
- Bisticeratops froeseorum 74 Mya · United States
- Oohkotokia horneri 74 Mya · United States
- Velafrons 73.5 Mya · Mexico
- Nodocephalosaurus 73.49–72 Mya · North America
- Anchiceratops ornatus 73–68 Mya · Canada
- Edmontosaurus regalis 73–66 Mya · North America
- Naashoibitosaurus 73 Mya · United States
- Pachyrhinosaurus canadensis 73–69 Mya · North America
- Tlatolophus galorum 73–72.5 Mya · Mexico
- Coahuilasaurus lipani 72.5 Mya · Mexico
- Latirhinus uitstlani 72.5 Mya · South America
- Cheneosaurus 72.2–66 Mya · Unknown locality
- Diceratops 72.2–66 Mya · Unknown locality
- Sahaliyania 72.2–66 Mya · Unknown locality
- Ugrunaaluk 72.2–66 Mya · Unknown locality
- Kamuysaurus japonicus 72.1–70.6 Mya · Japan
- Laiyangosaurus youngi 72 Mya · China
- Mandschurosaurus 72–66 Mya · China
- Olorotitan 72–66 Mya · Unknown locality
- Sierraceratops turneri 72 Mya · United States
- Yehuecauhceratops mudei 72 Mya · Mexico
- Yamatosaurus izanagii 71.94–71.69 Mya · Japan
- Coahuilaceratops magnacuerna 71.5–70.5 Mya · Mexico
- Adynomosaurus arcanus 70 Mya · Europe
- Alaskacephale 70–69 Mya · North America
- Amurosaurus 70–66 Mya · Asia
- Augustynolophus 70–66 Mya · North America
- Bravoceratops 70 Mya · United States
- Pachycephalosaurus wyomingensis 70–66 Mya · North America
- Saurolophus 70–66 Mya · North America
- Glyptodontopelta 69–66 Mya · Mexico
- Wulagasaurus dongi 69–66 Mya · China
- Eotriceratops xerinsularis 68.8 Mya · North America
- Regaliceratops peterhewsi 68.5–67.5 Mya · Canada
- Ankylosaurus magniventris 68–66 Mya · North America
- Denversaurus 68–66 Mya · North America
- Minqaria bata 68–66 Mya · Africa
- Secernosaurus koerneri 68–66 Mya · North America
- Torosaurus latus 68–66 Mya · North America
- Triceratops 68–66 Mya · North America
- Canardia 67.5–66 Mya · Africa
- Koutalisaurus kohlerorum 67.5–66 Mya · Spain
- Kundurosaurus nagornyi 67–66 Mya · Unknown locality
- Nedoceratops 67–66 Mya · North America
- Ojoceratops 66.5 Mya · North America
- Arenysaurus 66 Mya · Europe
- Blasisaurus 66 Mya · Spain
- Charonosaurus 66 Mya · China
- Kerberosaurus manakini 66 Mya · China
- Pararhabdodon 66 Mya · Europe
- Tatankaceratops sacrisonorum 66 Mya · United States
- Euacanthus 27.3–23 Mya · Unknown locality