117:
1496:
1502:
2052:
138:
2229:
2082:
2058:
383:
531:
412:
was found was filled with many disassociated fossil elements of many individuals, known as a bonebed, though only the skull material has been described as of 2022. The holotype was one of the few associated specimens, including a surrangular fused with an articular, the specimen is designated as
625:
Miyashita, T. E. T. S. U. T. O., Currie, P. J., Chinnery-Allgeier, B. J., Ryan, M. J., Chinnery-Allgeier, B. J., & Eberth, D. A. (2010). First basal neoceratopsian from the Oldman
Formation (Belly River Group), southern Alberta. In
628:
New perspectives on horned dinosaurs: the Royal
Tyrrell Museum Ceratopsian Symposium. Edited by MJ Ryan, BJ Chinnery-Allgeier, and DA Eberth. Indiana University Press, Bloomington, IN
2294:
507:. During the Cretaceous, flowering plants were "geographically limited on the landscape", and so it is likely that this dinosaur fed on the predominant plants of the era:
421:
was later described by Brenda J. Chinnery in 2004, though the taxon has been little noticed since. It is unusual in that it is the only basal neoceratopsian known from a
350:. It was a relatively small dinosaur, reaching 1.3 m (4.3 ft) in length and 20 kg (44 lb) in body mass. Its fossils have been found in the upper
2175:
2309:
2270:
603:
Ryan, M. J., Evans, D. C., Currie, P. J., Brown, C. M., & Brinkman, D. (2012). New leptoceratopsids from the Upper
Cretaceous of Alberta, Canada.
2162:
125:
116:
2299:
642:"A redescription of the ankylosaurid dinosaur Dyoplosaurus acutosquameus Parks, 1924 (Ornithischia: Ankylosauria) and a revision of the genus"
1495:
575:
2314:
817:
414:
1501:
786:
468:
belonged to the
Ceratopsia (which name is derived from Ancient Greek, meaning 'horned face'), a group of herbivorous dinosaurs with
698:"Description of Prenoceratops pieganensis gen. et sp. nov. (Dinosauria: Neoceratopsia) from the Two Medicine Formation of Montana"
2304:
2075:
544:
2263:
2319:
766:
2324:
2051:
137:
2289:
2256:
751:
713:
908:
810:
486:, which it antedates by several million years. It is characterized by a lower, more sloping head than that of
1026:
398:
2102:
405:
351:
2201:
2085:
935:
284:
2057:
697:
2149:
653:
1191:
803:
2140:
1911:
1861:
1293:
132:
2206:
362:
age rock layers that have been dated to 74.3 million years ago. Fossils were also found in the
2188:
2180:
1994:
1932:
1895:
1369:
1256:
782:
755:
717:
669:
581:
571:
243:
2240:
2193:
2024:
1822:
1647:
1349:
1044:
747:
709:
661:
536:
429:
394:
363:
347:
2228:
1918:
1870:
1829:
1765:
1668:
1619:
1321:
1245:
1200:
1074:
1060:
1019:
893:
877:
30:
738:
gen et sp. nov. (Dinosauria: Neoceratopsia) from the Two
Medicine Formation of Montana".
657:
1925:
1884:
1815:
1802:
1773:
1758:
1728:
1689:
1675:
1592:
1553:
1432:
1342:
1307:
1300:
1180:
1130:
1053:
1033:
767:
https://web.archive.org/web/20050225002043/http://www.vertpaleo.org/jvp/24-572-590.html
214:
2283:
2003:
1982:
1952:
1943:
1843:
1737:
1682:
1661:
1633:
1626:
1612:
1605:
1411:
1400:
1393:
1335:
1314:
1272:
1207:
1173:
1144:
1097:
488:
482:
473:
442:
316:
67:
2017:
1968:
1961:
1877:
1850:
1836:
1744:
1717:
1710:
1703:
1654:
1640:
1532:
1519:
1450:
1439:
1424:
1386:
1378:
1360:
1265:
1231:
1214:
1166:
1159:
1115:
920:
868:
519:. It would have used its sharp ceratopsian beak to bite off the leaves or needles.
198:
2236:
2134:
2010:
1904:
1787:
1751:
1574:
1286:
1151:
42:
382:
1780:
1696:
1546:
1279:
1067:
1001:
988:
947:
826:
526:
344:
337:
230:
87:
52:
2125:
759:
721:
673:
585:
775:
504:
402:
359:
149:
92:
36:
2119:
1581:
1567:
1560:
1123:
859:
850:
665:
422:
340:
182:
169:
82:
77:
62:
57:
47:
640:
Arbour, Victoria M.; Burns, Michael E.; Sissons, Robin L. (2009-12-12).
2167:
1975:
1137:
1081:
641:
516:
371:
355:
97:
72:
844:
565:
469:
367:
159:
2096:
512:
432:
of southern
Alberta, Canada was described in 2010 and ascribed to
381:
2154:
508:
477:
2100:
1517:
986:
837:
799:
795:
752:
10.1671/0272-4634(2004)024[0572:DOPPGE]2.0.CO;2
714:
10.1671/0272-4634(2004)024[0572:DOPPGE]2.0.CO;2
440:
sp. The fossil was found near a fossilized nesting site of
315:, (meaning 'bent or prone-horned face' and derived from
2244:
480:
during the
Cretaceous Period. It is closely related to
2109:
1993:
1951:
1942:
1894:
1860:
1801:
1727:
1591:
1530:
1449:
1410:
1368:
1359:
1255:
1229:
1190:
1095:
1043:
999:
946:
919:
892:
774:
599:
597:
595:
2264:
811:
8:
570:. Princeton University Press. p. 279.
336:meaning 'face') is a genus of herbivorous
2295:Late Cretaceous dinosaurs of North America
2271:
2257:
2097:
1948:
1807:
1597:
1538:
1527:
1514:
1416:
1365:
1237:
1107:
1103:
1011:
1007:
996:
983:
925:
898:
889:
834:
818:
804:
796:
769:(online abstract of the preceding article)
115:
20:
374:, dating to around 77 million years ago.
781:. Oxford University Press, Oxford, UK.
777:Greek-English Lexicon, Abridged Edition
556:
567:The Princeton Field Guide to Dinosaurs
734:Chinnery, BJ (2004). "Description of
126:The Children's Museum of Indianapolis
7:
2225:
2223:
691:
689:
687:
685:
683:
621:
619:
617:
401:, Montana in layers coming from the
324:meaning 'bent forwards' or 'prone',
428:An isolated right frontal from the
425:and the sheer number of elements.
2243:. You can help Knowledge (XXG) by
740:Journal of Vertebrate Paleontology
702:Journal of Vertebrate Paleontology
646:Journal of Vertebrate Paleontology
14:
2310:Campanian genus first appearances
354:in the present-day U.S. state of
2227:
2081:
2080:
2056:
2050:
1500:
1494:
545:Timeline of ceratopsian research
529:
136:
696:Chinnery, Brenda (2004-09-10).
503:, like all ceratopsians, was a
472:-like beaks, which thrived in
1:
2300:Fossil taxa described in 2004
773:Liddell & Scott (1980).
2315:Campanian genus extinctions
124:Cast of a fossil skeleton,
2341:
2222:
393:was first discovered on a
16:Genus of reptiles (fossil)
2070:
2048:
1810:
1600:
1541:
1526:
1513:
1491:
1419:
1240:
1110:
1106:
1014:
1010:
995:
982:
928:
901:
888:
833:
736:Prenoceratops pieganensis
564:Paul, Gregory S. (2016).
297:Prenoceratops pieganensis
290:
283:
133:Scientific classification
131:
123:
114:
23:
2235:This article related to
408:. The locality at which
2305:Paleontology in Montana
1027:Micropachycephalosaurus
406:Two Medicine Formation
387:
352:Two Medicine Formation
2202:Paleobiology Database
453:species include only
395:Blackfeet reservation
385:
378:Discovery and species
2320:Ornithischian genera
666:10.1671/039.029.0405
2325:Ornithischian stubs
1192:Archaeoceratopsidae
658:2009JVPal..29.1117A
605:Cretaceous Research
330:meaning 'horn' and
276:P. pieganensis
1912:Crittendenceratops
1862:Albertaceratopsini
388:
366:in the modern day
2252:
2251:
2217:
2216:
2189:Open Tree of Life
2103:Taxon identifiers
2094:
2093:
2066:
2065:
2046:
2045:
2042:
2041:
2038:
2037:
2034:
2033:
1995:Pachyrhinosaurini
1933:Yehuecauhceratops
1896:Nasutoceratopsini
1797:
1796:
1509:
1508:
1489:
1488:
1485:
1484:
1481:
1480:
1477:
1476:
1473:
1472:
1469:
1468:
1370:Protoceratopsidae
1257:Leptoceratopsidae
1225:
1224:
1091:
1090:
978:
977:
974:
973:
970:
969:
966:
965:
577:978-1-78684-190-2
308:
307:
264:
244:Leptoceratopsidae
2332:
2290:Leptoceratopsids
2273:
2266:
2259:
2231:
2224:
2210:
2209:
2197:
2196:
2184:
2183:
2171:
2170:
2158:
2157:
2145:
2144:
2143:
2130:
2129:
2128:
2098:
2084:
2083:
2061:
2060:
2054:
2025:Pachyrhinosaurus
1949:
1823:Machairoceratops
1808:
1648:Coahuilaceratops
1598:
1539:
1528:
1515:
1504:
1499:
1498:
1417:
1366:
1350:Zhuchengceratops
1238:
1108:
1104:
1045:Chaoyangsauridae
1012:
1008:
997:
984:
926:
899:
890:
883:
882:
835:
820:
813:
806:
797:
792:
780:
763:
726:
725:
693:
678:
677:
652:(4): 1117–1135.
637:
631:
623:
612:
601:
590:
589:
561:
539:
537:Dinosaurs portal
534:
533:
532:
430:Oldman Formation
364:Oldman Formation
299:
295:
262:
255:
242:
229:
213:
197:
141:
140:
119:
109:
39:
29:Temporal range:
21:
2340:
2339:
2335:
2334:
2333:
2331:
2330:
2329:
2280:
2279:
2278:
2277:
2239:dinosaurs is a
2220:
2218:
2213:
2205:
2200:
2192:
2187:
2179:
2174:
2166:
2161:
2153:
2148:
2139:
2138:
2133:
2124:
2123:
2118:
2105:
2095:
2090:
2062:
2055:
2030:
1989:
1938:
1919:Furcatoceratops
1890:
1871:Albertaceratops
1856:
1830:Menefeeceratops
1793:
1766:Tatankaceratops
1723:
1669:Mercuriceratops
1620:Arrhinoceratops
1587:
1535:
1522:
1505:
1493:
1465:
1445:
1406:
1355:
1322:Montanoceratops
1251:
1246:Graciliceratops
1234:
1221:
1201:Archaeoceratops
1186:
1100:
1087:
1075:Xuanhuaceratops
1061:Hualianceratops
1039:
1020:Albalophosaurus
1004:
991:
962:
942:
915:
909:Avemetatarsalia
894:Avemetatarsalia
884:
878:Marginocephalia
840:
839:
829:
824:
789:
772:
733:
730:
729:
695:
694:
681:
639:
638:
634:
624:
615:
602:
593:
578:
563:
562:
558:
553:
535:
530:
528:
525:
498:
463:
380:
304:
301:
293:
292:
279:
261:
253:
240:
227:
211:
195:
135:
110:
108:
107:
106:
105:
100:
95:
90:
85:
80:
75:
70:
65:
60:
55:
50:
45:
34:
33:
31:Late Cretaceous
27:
17:
12:
11:
5:
2338:
2336:
2328:
2327:
2322:
2317:
2312:
2307:
2302:
2297:
2292:
2282:
2281:
2276:
2275:
2268:
2261:
2253:
2250:
2249:
2232:
2215:
2214:
2212:
2211:
2198:
2185:
2172:
2159:
2146:
2131:
2115:
2113:
2107:
2106:
2101:
2092:
2091:
2089:
2088:
2078:
2071:
2068:
2067:
2064:
2063:
2049:
2047:
2044:
2043:
2040:
2039:
2036:
2035:
2032:
2031:
2029:
2028:
2021:
2014:
2007:
1999:
1997:
1991:
1990:
1988:
1987:
1979:
1972:
1965:
1957:
1955:
1946:
1940:
1939:
1937:
1936:
1929:
1926:Nasutoceratops
1922:
1915:
1908:
1900:
1898:
1892:
1891:
1889:
1888:
1885:Medusaceratops
1881:
1874:
1866:
1864:
1858:
1857:
1855:
1854:
1847:
1840:
1833:
1826:
1819:
1816:Diabloceratops
1811:
1805:
1803:Centrosaurinae
1799:
1798:
1795:
1794:
1792:
1791:
1784:
1777:
1774:Titanoceratops
1770:
1762:
1759:Regaliceratops
1755:
1748:
1741:
1733:
1731:
1729:Triceratopsini
1725:
1724:
1722:
1721:
1714:
1707:
1700:
1693:
1690:Sierraceratops
1686:
1679:
1676:Navajoceratops
1672:
1665:
1658:
1651:
1644:
1637:
1630:
1623:
1616:
1609:
1601:
1595:
1593:Chasmosaurinae
1589:
1588:
1586:
1585:
1578:
1571:
1564:
1557:
1554:Brachyceratops
1550:
1542:
1536:
1531:
1524:
1523:
1518:
1511:
1510:
1507:
1506:
1492:
1490:
1487:
1486:
1483:
1482:
1479:
1478:
1475:
1474:
1471:
1470:
1467:
1466:
1464:
1463:
1462:
1461:
1455:
1453:
1447:
1446:
1444:
1443:
1436:
1433:Turanoceratops
1429:
1420:
1414:
1408:
1407:
1405:
1404:
1397:
1390:
1383:
1374:
1372:
1363:
1357:
1356:
1354:
1353:
1346:
1343:Unescoceratops
1339:
1332:
1325:
1318:
1311:
1308:Ischioceratops
1304:
1301:Gryphoceratops
1297:
1290:
1283:
1276:
1269:
1261:
1259:
1253:
1252:
1250:
1249:
1241:
1235:
1230:
1227:
1226:
1223:
1222:
1220:
1219:
1211:
1204:
1196:
1194:
1188:
1187:
1185:
1184:
1181:Sasayamagnomus
1177:
1170:
1163:
1156:
1148:
1141:
1134:
1131:Auroraceratops
1127:
1120:
1111:
1101:
1096:
1093:
1092:
1089:
1088:
1086:
1085:
1078:
1071:
1064:
1057:
1054:Chaoyangsaurus
1049:
1047:
1041:
1040:
1038:
1037:
1034:Psittacosaurus
1030:
1023:
1015:
1005:
1000:
993:
992:
987:
980:
979:
976:
975:
972:
971:
968:
967:
964:
963:
961:
960:
959:
958:
952:
950:
944:
943:
941:
940:
939:
938:
929:
923:
917:
916:
914:
913:
912:
911:
902:
896:
886:
885:
881:
880:
871:
862:
853:
847:
838:
831:
830:
825:
823:
822:
815:
808:
800:
794:
793:
787:
770:
764:
746:(3): 572–590.
728:
727:
708:(3): 572–590.
679:
632:
613:
591:
576:
555:
554:
552:
549:
548:
547:
541:
540:
524:
521:
497:
494:
462:
461:Classification
459:
455:P. pieganensis
399:Pondera County
379:
376:
343:from the Late
306:
305:
303:Chinnery, 2004
302:
288:
287:
281:
280:
272:
270:
266:
265:
263:Chinnery, 2004
251:
247:
246:
238:
234:
233:
225:
218:
217:
215:Neornithischia
209:
202:
201:
193:
186:
185:
180:
173:
172:
167:
163:
162:
157:
153:
152:
147:
143:
142:
129:
128:
121:
120:
112:
111:
103:
102:
101:
96:
91:
86:
81:
76:
71:
66:
61:
56:
51:
46:
41:
40:
28:
15:
13:
10:
9:
6:
4:
3:
2:
2337:
2326:
2323:
2321:
2318:
2316:
2313:
2311:
2308:
2306:
2303:
2301:
2298:
2296:
2293:
2291:
2288:
2287:
2285:
2274:
2269:
2267:
2262:
2260:
2255:
2254:
2248:
2246:
2242:
2238:
2233:
2230:
2226:
2221:
2208:
2203:
2199:
2195:
2190:
2186:
2182:
2177:
2173:
2169:
2164:
2160:
2156:
2151:
2147:
2142:
2141:Prenoceratops
2136:
2132:
2127:
2121:
2117:
2116:
2114:
2112:
2111:Prenoceratops
2108:
2104:
2099:
2087:
2079:
2077:
2073:
2072:
2069:
2059:
2053:
2027:
2026:
2022:
2020:
2019:
2015:
2013:
2012:
2008:
2006:
2005:
2004:Achelousaurus
2001:
2000:
1998:
1996:
1992:
1985:
1984:
1983:Styracosaurus
1980:
1978:
1977:
1973:
1971:
1970:
1966:
1964:
1963:
1959:
1958:
1956:
1954:
1953:Centrosaurini
1950:
1947:
1945:
1944:Eucentrosaura
1941:
1935:
1934:
1930:
1928:
1927:
1923:
1921:
1920:
1916:
1914:
1913:
1909:
1907:
1906:
1902:
1901:
1899:
1897:
1893:
1887:
1886:
1882:
1880:
1879:
1875:
1873:
1872:
1868:
1867:
1865:
1863:
1859:
1853:
1852:
1848:
1846:
1845:
1844:Wendiceratops
1841:
1839:
1838:
1834:
1832:
1831:
1827:
1825:
1824:
1820:
1818:
1817:
1813:
1812:
1809:
1806:
1804:
1800:
1790:
1789:
1785:
1783:
1782:
1778:
1776:
1775:
1771:
1768:
1767:
1763:
1761:
1760:
1756:
1754:
1753:
1749:
1747:
1746:
1742:
1740:
1739:
1738:Eotriceratops
1735:
1734:
1732:
1730:
1726:
1720:
1719:
1715:
1713:
1712:
1708:
1706:
1705:
1701:
1699:
1698:
1694:
1692:
1691:
1687:
1685:
1684:
1683:Pentaceratops
1680:
1678:
1677:
1673:
1671:
1670:
1666:
1664:
1663:
1662:Kosmoceratops
1659:
1657:
1656:
1652:
1650:
1649:
1645:
1643:
1642:
1638:
1636:
1635:
1634:Bravoceratops
1631:
1629:
1628:
1627:Bisticeratops
1624:
1622:
1621:
1617:
1615:
1614:
1613:Anchiceratops
1610:
1608:
1607:
1606:Agujaceratops
1603:
1602:
1599:
1596:
1594:
1590:
1584:
1583:
1579:
1577:
1576:
1572:
1570:
1569:
1565:
1563:
1562:
1558:
1556:
1555:
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1549:
1548:
1544:
1543:
1540:
1537:
1534:
1529:
1525:
1521:
1516:
1512:
1503:
1497:
1459:
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1457:
1456:
1454:
1452:
1448:
1442:
1441:
1437:
1435:
1434:
1430:
1427:
1426:
1422:
1421:
1418:
1415:
1413:
1412:Ceratopsoidea
1409:
1403:
1402:
1401:Protoceratops
1398:
1396:
1395:
1394:Breviceratops
1391:
1389:
1388:
1384:
1381:
1380:
1376:
1375:
1373:
1371:
1367:
1364:
1362:
1358:
1352:
1351:
1347:
1345:
1344:
1340:
1338:
1337:
1336:Udanoceratops
1333:
1331:
1330:
1329:Prenoceratops
1326:
1324:
1323:
1319:
1317:
1316:
1315:Leptoceratops
1312:
1310:
1309:
1305:
1303:
1302:
1298:
1296:
1295:
1291:
1289:
1288:
1284:
1282:
1281:
1277:
1275:
1274:
1273:Bainoceratops
1270:
1268:
1267:
1263:
1262:
1260:
1258:
1254:
1248:
1247:
1243:
1242:
1239:
1236:
1233:
1228:
1217:
1216:
1212:
1210:
1209:
1208:Helioceratops
1205:
1203:
1202:
1198:
1197:
1195:
1193:
1189:
1183:
1182:
1178:
1176:
1175:
1174:Mosaiceratops
1171:
1169:
1168:
1164:
1162:
1161:
1157:
1154:
1153:
1149:
1147:
1146:
1145:Koreaceratops
1142:
1140:
1139:
1135:
1133:
1132:
1128:
1126:
1125:
1121:
1118:
1117:
1113:
1112:
1109:
1105:
1102:
1099:
1098:Neoceratopsia
1094:
1084:
1083:
1079:
1077:
1076:
1072:
1070:
1069:
1065:
1063:
1062:
1058:
1056:
1055:
1051:
1050:
1048:
1046:
1042:
1036:
1035:
1031:
1029:
1028:
1024:
1022:
1021:
1017:
1016:
1013:
1009:
1006:
1003:
998:
994:
990:
985:
981:
956:
955:
954:
953:
951:
949:
945:
937:
933:
932:
931:
930:
927:
924:
922:
918:
910:
906:
905:
904:
903:
900:
897:
895:
891:
887:
879:
875:
872:
870:
866:
863:
861:
857:
854:
852:
848:
846:
842:
841:
836:
832:
828:
821:
816:
814:
809:
807:
802:
801:
798:
790:
788:0-19-910207-4
784:
779:
778:
771:
768:
765:
761:
757:
753:
749:
745:
741:
737:
732:
731:
723:
719:
715:
711:
707:
703:
699:
692:
690:
688:
686:
684:
680:
675:
671:
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659:
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643:
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633:
629:
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620:
618:
614:
610:
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598:
596:
592:
587:
583:
579:
573:
569:
568:
560:
557:
550:
546:
543:
542:
538:
527:
522:
520:
518:
514:
510:
506:
502:
501:Prenoceratops
495:
493:
491:
490:
489:Leptoceratops
485:
484:
483:Leptoceratops
479:
475:
474:North America
471:
467:
466:Prenoceratops
460:
458:
456:
452:
451:Prenoceratops
447:
445:
444:
443:Hypacrosaurus
439:
435:
434:Prenoceratops
431:
426:
424:
420:
419:Prenoceratops
416:
411:
410:Prenoceratops
407:
404:
400:
396:
392:
391:Prenoceratops
384:
377:
375:
373:
369:
365:
361:
357:
353:
349:
346:
342:
339:
335:
334:
329:
328:
327:cerat-/κερατ-
323:
322:
321:prene-/πρηνη-
318:
314:
313:
312:Prenoceratops
300:
298:
289:
286:
285:Binomial name
282:
278:
277:
271:
268:
267:
260:
259:
258:Prenoceratops
252:
249:
248:
245:
239:
236:
235:
232:
226:
223:
220:
219:
216:
210:
207:
204:
203:
200:
194:
191:
188:
187:
184:
181:
178:
175:
174:
171:
168:
165:
164:
161:
158:
155:
154:
151:
148:
145:
144:
139:
134:
130:
127:
122:
118:
113:
99:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
44:
38:
32:
26:
25:Prenoceratops
22:
19:
2245:expanding it
2234:
2219:
2110:
2023:
2018:Stellasaurus
2016:
2009:
2002:
1981:
1974:
1969:Coronosaurus
1967:
1962:Centrosaurus
1960:
1931:
1924:
1917:
1910:
1903:
1883:
1878:Lokiceratops
1876:
1869:
1851:Xenoceratops
1849:
1842:
1837:Sinoceratops
1835:
1828:
1821:
1814:
1786:
1779:
1772:
1764:
1757:
1750:
1745:Nedoceratops
1743:
1736:
1718:Vagaceratops
1716:
1711:Utahceratops
1709:
1704:Terminocavus
1702:
1695:
1688:
1681:
1674:
1667:
1660:
1655:Judiceratops
1653:
1646:
1641:Chasmosaurus
1639:
1632:
1625:
1618:
1611:
1604:
1580:
1573:
1566:
1559:
1552:
1545:
1533:Ceratopsidae
1520:Ceratopsidae
1451:Ceratopsidae
1440:Zuniceratops
1438:
1431:
1425:Ajkaceratops
1423:
1399:
1392:
1387:Bagaceratops
1385:
1379:Ajkaceratops
1377:
1361:Coronosauria
1348:
1341:
1334:
1328:
1327:
1320:
1313:
1306:
1299:
1292:
1285:
1278:
1271:
1266:Asiaceratops
1264:
1244:
1232:Euceratopsia
1215:Yamaceratops
1213:
1206:
1199:
1179:
1172:
1167:Microceratus
1165:
1160:Liaoceratops
1158:
1150:
1143:
1136:
1129:
1122:
1116:Ajkaceratops
1114:
1080:
1073:
1066:
1059:
1052:
1032:
1025:
1018:
936:Ornithischia
921:Ornithischia
873:
869:Ornithischia
864:
855:
776:
743:
739:
735:
705:
701:
649:
645:
635:
630:(pp. 83-90).
627:
608:
604:
566:
559:
500:
499:
487:
481:
465:
464:
454:
450:
448:
441:
437:
433:
427:
418:
409:
390:
389:
370:province of
332:
331:
326:
325:
320:
319:
311:
310:
309:
296:
291:
275:
274:
257:
256:
221:
205:
199:Ornithischia
189:
176:
24:
18:
2237:ceratopsian
2135:Wikispecies
2011:Einiosaurus
1905:Avaceratops
1788:Triceratops
1752:Ojoceratops
1575:Monoclonius
1287:Ferrisaurus
1152:Kulceratops
386:Restoration
338:ceratopsian
2284:Categories
2074:See also:
1781:Torosaurus
1697:Spiclypeus
1547:Agathaumas
1460:see below↓
1280:Cerasinops
1068:Stenopelix
1002:Ceratopsia
989:Ceratopsia
957:see below↓
948:Ceratopsia
860:Dinosauria
827:Ceratopsia
551:References
417:2003.1.1.
345:Cretaceous
231:Ceratopsia
183:Dinosauria
35:74.3
843:Kingdom:
760:0272-4634
722:0272-4634
674:0272-4634
586:985402380
505:herbivore
403:Campanian
360:Campanian
269:Species:
156:Kingdom:
150:Eukaryota
2155:47460002
2120:Wikidata
2086:Category
2076:Timeline
1582:Polyonax
1568:Dysganus
1561:Ceratops
1124:Aquilops
851:Chordata
849:Phylum:
845:Animalia
611:: 69-80.
523:See also
517:conifers
457:(type).
368:Canadian
341:dinosaur
237:Family:
170:Chordata
166:Phylum:
160:Animalia
146:Domain:
2194:4128356
2181:1404988
2168:4823262
2126:Q133157
1976:Spinops
1294:Gremlin
1082:Yinlong
654:Bibcode
423:bonebed
372:Alberta
356:Montana
333:-ops/ωψ
294:†
273:†
250:Genus:
104:↓
785:
758:
720:
672:
584:
574:
513:cycads
470:parrot
449:Named
348:Period
2207:96088
2176:IRMNG
874:Clade
865:Clade
856:Clade
509:ferns
358:, in
317:Greek
222:Clade
206:Clade
190:Clade
177:Clade
2241:stub
2163:GBIF
934:see
907:see
783:ISBN
756:ISSN
718:ISSN
670:ISSN
582:OCLC
572:ISBN
515:and
496:Diet
478:Asia
476:and
43:PreꞒ
2150:EoL
1138:Beg
748:doi
710:doi
662:doi
436:as
415:TCM
397:in
2286::
2204::
2191::
2178::
2165::
2152::
2137::
2122::
876::
867::
858::
754:.
744:24
742:.
716:.
706:24
704:.
700:.
682:^
668:.
660:.
650:29
648:.
644:.
616:^
609:35
607:,
594:^
580:.
511:,
492:.
446:.
438:P.
224::
208::
192::
179::
93:Pg
37:Ma
2272:e
2265:t
2258:v
2247:.
1986:?
1769:?
1428:?
1382:?
1218:?
1155:?
1119:?
819:e
812:t
805:v
791:.
762:.
750::
724:.
712::
676:.
664::
656::
588:.
254:†
241:†
228:†
212:†
196:†
98:N
88:K
83:J
78:T
73:P
68:C
63:D
58:S
53:O
48:Ꞓ
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