1726:
357:
1732:
570:
2282:
126:
108:
485:
428:. It consists of a partial juvenile postcranial skeleton with skull. Other specimens were referred from the Hermiin Tsav and Khulsan localities: MgD-I/116, a skull and lower jaws of a small juvenile; MgD-I/118, fragmentary postcrania and lower jaws of a juvenile; MgD-I/119, a dentary and three neural arches; MgD-I/20, two dentaries and loose teeth; MgD-I/21, a maxilla fragment with four teeth of a juvenile; and MgD-I/22, teeth.
2312:
1013:
2288:
984:
999:
464:
is a juvenile stage and synonym of this protoceratopsid. However, the holotype from
Khulsan has primitive premaxillary teeth, a feature inconsistent with the derived morphology of
2402:
2364:
2412:
2407:
2427:
1725:
879:
804:
2417:
1047:
923:
2442:
1731:
356:
2305:
778:
924:"Ontogeny and variation of a protoceratopsid dinosaur Bagaceratops rozhdestvenskyi from the Late Cretaceous of the Gobi Desert"
2437:
867:
2422:
2392:
664:
2432:
2281:
555:
547:
519:
125:
868:"A Montanoceratops cerorhynchus (Dinosauria: Ceratopsia) Braincase from the Horseshoe Canyon Formation of Alberta"
2397:
896:
1138:
1040:
1003:
844:
1256:
399:
2332:
640:
450:. Kurzanov also referred an additional number of fossils from Hermiin Tsav, which is the type locality of
612:
appear to be close relatives. Below are the proposed relationships among
Protoceratopsidae by Czepiński:
2315:
1165:
421:
341:
2287:
569:
1421:
1033:
510:
385:
381:
2141:
2091:
1523:
1017:
946:
819:
299:
120:
954:
406:
2224:
2162:
2125:
1599:
1486:
897:"The fossil record, systematics and evolution of pachycephalosaurs and ceratopsians from Asia"
875:
619:
601:
247:
107:
2254:
2052:
1877:
1579:
1274:
989:
938:
484:
456:, a coeval protoceratopsid. The Hermiin Tsav material has been noted as closely resembling
2148:
2100:
2059:
1995:
1898:
1849:
1551:
1475:
1430:
1304:
1290:
1249:
1123:
1107:
436:
337:
330:
267:
30:
2155:
2114:
2045:
2032:
2003:
1988:
1958:
1919:
1905:
1822:
1783:
1662:
1572:
1537:
1530:
1410:
1360:
1283:
1263:
403:
202:
2386:
2233:
2212:
2182:
2173:
2073:
1967:
1912:
1891:
1863:
1856:
1842:
1835:
1641:
1630:
1565:
1558:
1544:
1502:
1437:
1403:
1374:
1327:
950:
593:
390:
309:
65:
2247:
2198:
2191:
2107:
2080:
2066:
1974:
1947:
1940:
1933:
1884:
1870:
1762:
1749:
1680:
1669:
1654:
1616:
1608:
1590:
1495:
1461:
1444:
1396:
1389:
1345:
1150:
1098:
712:
452:
373:
372:
The first fossils were discovered during the 1960s by the Polish expedition to the
276:
234:
186:
942:
2240:
2134:
2017:
1981:
1804:
1516:
1381:
377:
40:
1012:
2010:
1926:
1776:
1509:
1297:
1231:
1218:
1177:
1056:
979:
585:
556:
542:
526:
447:
218:
85:
50:
2355:
548:
902:. In Benton, M. J.; Shishkin, M. A.; Unwin, D. M.; Kurochkin, E. N. (eds.).
520:
425:
137:
90:
468:. Most of these referred specimens have been re-identified as belonging to
998:
2349:
1811:
1797:
1790:
1353:
1089:
1080:
530:
488:
413:
345:
333:
170:
157:
80:
75:
60:
55:
45:
2369:
2205:
1367:
1311:
95:
70:
1074:
589:
147:
2326:
847:[A new Late Cretaceous protoceratopsid genus from Mongolia]
568:
561:, a common trait among protoceratopsids and overall ceratopsians.
502:
498:
483:
440:
355:
874:. Life of the Past. Indiana University Press. pp. 243−262.
597:
2330:
1747:
1216:
1067:
1029:
1025:
501:
combining primitive and derived traits, such as premaxillary
600:
during the
Cretaceous period. It has been assigned to the
476:
is now restricted to the holotype, plus ZPAL MgD-I/116.
537:
in that it was narrow to straight-shaped. The skull of
16:
Protoceratopsid dinosaur genus from the Late
Cretaceous
845:"Новый род протоцератопсид из позднего мела Монголии"
283:
2339:
2223:
2181:
2172:
2124:
2090:
2031:
1957:
1821:
1760:
1679:
1640:
1598:
1589:
1485:
1459:
1420:
1325:
1273:
1229:
1176:
1149:
1122:
906:. Cambridge University Press. p. 489−492.
1041:
917:
915:
913:
380:. The specimens were originally described by
8:
431:They were then renamed as a separate genus,
329:(meaning "short horned face") is a genus of
904:The Age of Dinosaurs in Russia and Mongolia
420:, was found in the Khulsan locality of the
2327:
2178:
2037:
1827:
1768:
1757:
1744:
1646:
1595:
1467:
1337:
1333:
1241:
1237:
1226:
1213:
1155:
1128:
1119:
1064:
1048:
1034:
1026:
798:
796:
794:
106:
20:
870:. In Tanke, D. H.; Carpenter, K. (eds.).
446:(meaning short), with a reference to the
388:in 1975 and named as a second species of
805:"Protoceratopsidae (Dinosauria) of Asia"
588:, a group of herbivorous dinosaurs with
439:in 1990, the generic name combining the
790:
460:, which has led to the proposal that
7:
803:Maryańska, T.; Osmólska, H. (1975).
704:
680:
656:
632:
625:
615:
573:Protoceratopsidae size comparison,
541:ended in a moderatively pronounced
604:in 2019 by Łukasz Czepiński, were
14:
2403:Late Cretaceous dinosaurs of Asia
2311:
2310:
2286:
2280:
1730:
1724:
1011:
997:
982:
779:Timeline of ceratopsian research
293:(Maryańska & Osmólska, 1975)
124:
364:fossils have been collected at
360:Fossil localities in Mongolia.
517:), which is an opening of the
315:Maryańska & Osmólska, 1975
1:
2413:Taxa named by Sergei Kurzanov
2408:Fossil taxa described in 1990
943:10.1080/08912963.2019.1593404
665:Protoceratops hellenikorhinus
592:-like beaks which thrived in
115:Line diagram of the holotype
2428:Late Cretaceous ceratopsians
437:Sergei Mikhailovich Kurzanov
2418:Controversial dinosaur taxa
2459:
2443:Monotypic dinosaur genera
2300:
2278:
2040:
1830:
1771:
1756:
1743:
1721:
1649:
1470:
1340:
1336:
1244:
1240:
1225:
1212:
1158:
1131:
1118:
1063:
866:Makovicky, P. J. (2001).
818:: 134−143. Archived from
709:
702:
685:
678:
661:
654:
637:
630:
623:
305:
298:
282:
275:
121:Scientific classification
119:
114:
105:
23:
2341:Breviceratops kozlowskii
872:Mesozoic Vertebrate Life
855:(in Russian) (4): 91−97.
843:Kurzanov, S. M. (1990).
525:located in front of the
396:Protoceratops kozlowskii
288:Breviceratops kozlowskii
1257:Micropachycephalosaurus
853:Paleontological Journal
812:Palaeontologia Polonica
922:Czepiński, Ł. (2019).
895:Sereno, P. C. (2000).
641:Protoceratops andrewsi
578:
507:Protoceratops andrewsi
491:
369:
336:that lived during the
2438:Barun Goyot Formation
572:
487:
424:dating from the Late
422:Barun Goyot Formation
359:
342:Barun Goyot Formation
2423:Ceratopsians of Asia
2393:Ornithischian genera
1008:at Wikimedia Commons
352:Discovery and naming
2433:Fossils of Mongolia
1422:Archaeoceratopsidae
511:antorbital fenestra
340:in what is now the
2142:Crittendenceratops
2092:Albertaceratopsini
931:Historical Biology
579:
533:was distinct from
513:(also shared with
505:(also shared with
492:
370:
2380:
2379:
2333:Taxon identifiers
2324:
2323:
2296:
2295:
2276:
2275:
2272:
2271:
2268:
2267:
2264:
2263:
2225:Pachyrhinosaurini
2163:Yehuecauhceratops
2126:Nasutoceratopsini
2027:
2026:
1739:
1738:
1719:
1718:
1715:
1714:
1711:
1710:
1707:
1706:
1703:
1702:
1699:
1698:
1600:Protoceratopsidae
1487:Leptoceratopsidae
1455:
1454:
1321:
1320:
1208:
1207:
1204:
1203:
1200:
1199:
1196:
1195:
1002:Media related to
937:(10): 1394–1421.
881:978-0-253-33907-2
769:
768:
760:
759:
751:
750:
742:
741:
733:
732:
724:
723:
620:Protoceratopsidae
602:Protoceratopsidae
402:honouring Polish
322:
321:
316:
271:
248:Protoceratopsidae
2450:
2398:Campanian genera
2373:
2372:
2360:
2359:
2358:
2328:
2314:
2313:
2291:
2290:
2284:
2255:Pachyrhinosaurus
2179:
2053:Machairoceratops
2038:
1878:Coahuilaceratops
1828:
1769:
1758:
1745:
1734:
1729:
1728:
1647:
1596:
1580:Zhuchengceratops
1468:
1338:
1334:
1275:Chaoyangsauridae
1242:
1238:
1227:
1214:
1156:
1129:
1120:
1113:
1112:
1065:
1050:
1043:
1036:
1027:
1016:Data related to
1015:
1001:
992:
990:Dinosaurs portal
987:
986:
985:
969:
968:
966:
965:
959:
953:. Archived from
928:
919:
908:
907:
901:
892:
886:
885:
863:
857:
856:
850:
840:
834:
833:
831:
830:
824:
809:
800:
705:
681:
657:
633:
626:
616:
584:belonged to the
558:
550:
522:
489:Life restoration
386:Halszka Osmólska
382:Teresa Maryańska
314:
285:
266:
259:
246:
233:
217:
201:
185:
129:
128:
110:
100:
37:
29:Temporal range:
21:
2458:
2457:
2453:
2452:
2451:
2449:
2448:
2447:
2383:
2382:
2381:
2376:
2368:
2363:
2354:
2353:
2348:
2335:
2325:
2320:
2292:
2285:
2260:
2219:
2168:
2149:Furcatoceratops
2120:
2101:Albertaceratops
2086:
2060:Menefeeceratops
2023:
1996:Tatankaceratops
1953:
1899:Mercuriceratops
1850:Arrhinoceratops
1817:
1765:
1752:
1735:
1723:
1695:
1675:
1636:
1585:
1552:Montanoceratops
1481:
1476:Graciliceratops
1464:
1451:
1431:Archaeoceratops
1416:
1330:
1317:
1305:Xuanhuaceratops
1291:Hualianceratops
1269:
1250:Albalophosaurus
1234:
1221:
1192:
1172:
1145:
1139:Avemetatarsalia
1124:Avemetatarsalia
1114:
1108:Marginocephalia
1070:
1069:
1059:
1054:
988:
983:
981:
978:
973:
972:
963:
961:
957:
926:
921:
920:
911:
899:
894:
893:
889:
882:
865:
864:
860:
848:
842:
841:
837:
828:
826:
822:
807:
802:
801:
792:
787:
775:
770:
761:
752:
743:
734:
725:
567:
560:
552:
524:
482:
407:Roman Kozłowski
354:
338:Late Cretaceous
331:protoceratopsid
294:
291:
265:
257:
244:
231:
215:
199:
183:
123:
101:
99:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
43:
35:
34:
31:Late Cretaceous
27:
17:
12:
11:
5:
2456:
2454:
2446:
2445:
2440:
2435:
2430:
2425:
2420:
2415:
2410:
2405:
2400:
2395:
2385:
2384:
2378:
2377:
2375:
2374:
2361:
2345:
2343:
2337:
2336:
2331:
2322:
2321:
2319:
2318:
2308:
2301:
2298:
2297:
2294:
2293:
2279:
2277:
2274:
2273:
2270:
2269:
2266:
2265:
2262:
2261:
2259:
2258:
2251:
2244:
2237:
2229:
2227:
2221:
2220:
2218:
2217:
2209:
2202:
2195:
2187:
2185:
2176:
2170:
2169:
2167:
2166:
2159:
2156:Nasutoceratops
2152:
2145:
2138:
2130:
2128:
2122:
2121:
2119:
2118:
2115:Medusaceratops
2111:
2104:
2096:
2094:
2088:
2087:
2085:
2084:
2077:
2070:
2063:
2056:
2049:
2046:Diabloceratops
2041:
2035:
2033:Centrosaurinae
2029:
2028:
2025:
2024:
2022:
2021:
2014:
2007:
2004:Titanoceratops
2000:
1992:
1989:Regaliceratops
1985:
1978:
1971:
1963:
1961:
1959:Triceratopsini
1955:
1954:
1952:
1951:
1944:
1937:
1930:
1923:
1920:Sierraceratops
1916:
1909:
1906:Navajoceratops
1902:
1895:
1888:
1881:
1874:
1867:
1860:
1853:
1846:
1839:
1831:
1825:
1823:Chasmosaurinae
1819:
1818:
1816:
1815:
1808:
1801:
1794:
1787:
1784:Brachyceratops
1780:
1772:
1766:
1761:
1754:
1753:
1748:
1741:
1740:
1737:
1736:
1722:
1720:
1717:
1716:
1713:
1712:
1709:
1708:
1705:
1704:
1701:
1700:
1697:
1696:
1694:
1693:
1692:
1691:
1685:
1683:
1677:
1676:
1674:
1673:
1666:
1663:Turanoceratops
1659:
1650:
1644:
1638:
1637:
1635:
1634:
1627:
1620:
1613:
1604:
1602:
1593:
1587:
1586:
1584:
1583:
1576:
1573:Unescoceratops
1569:
1562:
1555:
1548:
1541:
1538:Ischioceratops
1534:
1531:Gryphoceratops
1527:
1520:
1513:
1506:
1499:
1491:
1489:
1483:
1482:
1480:
1479:
1471:
1465:
1460:
1457:
1456:
1453:
1452:
1450:
1449:
1441:
1434:
1426:
1424:
1418:
1417:
1415:
1414:
1411:Sasayamagnomus
1407:
1400:
1393:
1386:
1378:
1371:
1364:
1361:Auroraceratops
1357:
1350:
1341:
1331:
1326:
1323:
1322:
1319:
1318:
1316:
1315:
1308:
1301:
1294:
1287:
1284:Chaoyangsaurus
1279:
1277:
1271:
1270:
1268:
1267:
1264:Psittacosaurus
1260:
1253:
1245:
1235:
1230:
1223:
1222:
1217:
1210:
1209:
1206:
1205:
1202:
1201:
1198:
1197:
1194:
1193:
1191:
1190:
1189:
1188:
1182:
1180:
1174:
1173:
1171:
1170:
1169:
1168:
1159:
1153:
1147:
1146:
1144:
1143:
1142:
1141:
1132:
1126:
1116:
1115:
1111:
1110:
1101:
1092:
1083:
1077:
1068:
1061:
1060:
1055:
1053:
1052:
1045:
1038:
1030:
1024:
1023:
1022:at Wikispecies
1009:
994:
993:
977:
976:External links
974:
971:
970:
909:
887:
880:
858:
835:
789:
788:
786:
783:
782:
781:
774:
771:
767:
766:
763:
762:
758:
757:
754:
753:
749:
748:
745:
744:
740:
739:
736:
735:
731:
730:
727:
726:
722:
721:
718:
717:
708:
703:
701:
698:
697:
694:
693:
684:
679:
677:
674:
673:
670:
669:
660:
655:
653:
650:
649:
646:
645:
636:
631:
629:
624:
622:
614:
566:
565:Classification
563:
554:
546:
545:formed by the
518:
481:
478:
418:ZPAL MgD-I/117
404:paleontologist
353:
350:
320:
319:
318:
317:
303:
302:
296:
295:
292:
280:
279:
273:
272:
255:
251:
250:
242:
238:
237:
229:
222:
221:
213:
206:
205:
203:Neornithischia
197:
190:
189:
181:
174:
173:
168:
161:
160:
155:
151:
150:
145:
141:
140:
135:
131:
130:
117:
116:
112:
111:
103:
102:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
44:
39:
38:
28:
15:
13:
10:
9:
6:
4:
3:
2:
2455:
2444:
2441:
2439:
2436:
2434:
2431:
2429:
2426:
2424:
2421:
2419:
2416:
2414:
2411:
2409:
2406:
2404:
2401:
2399:
2396:
2394:
2391:
2390:
2388:
2371:
2366:
2362:
2357:
2351:
2347:
2346:
2344:
2342:
2338:
2334:
2329:
2317:
2309:
2307:
2303:
2302:
2299:
2289:
2283:
2257:
2256:
2252:
2250:
2249:
2245:
2243:
2242:
2238:
2236:
2235:
2234:Achelousaurus
2231:
2230:
2228:
2226:
2222:
2215:
2214:
2213:Styracosaurus
2210:
2208:
2207:
2203:
2201:
2200:
2196:
2194:
2193:
2189:
2188:
2186:
2184:
2183:Centrosaurini
2180:
2177:
2175:
2174:Eucentrosaura
2171:
2165:
2164:
2160:
2158:
2157:
2153:
2151:
2150:
2146:
2144:
2143:
2139:
2137:
2136:
2132:
2131:
2129:
2127:
2123:
2117:
2116:
2112:
2110:
2109:
2105:
2103:
2102:
2098:
2097:
2095:
2093:
2089:
2083:
2082:
2078:
2076:
2075:
2074:Wendiceratops
2071:
2069:
2068:
2064:
2062:
2061:
2057:
2055:
2054:
2050:
2048:
2047:
2043:
2042:
2039:
2036:
2034:
2030:
2020:
2019:
2015:
2013:
2012:
2008:
2006:
2005:
2001:
1998:
1997:
1993:
1991:
1990:
1986:
1984:
1983:
1979:
1977:
1976:
1972:
1970:
1969:
1968:Eotriceratops
1965:
1964:
1962:
1960:
1956:
1950:
1949:
1945:
1943:
1942:
1938:
1936:
1935:
1931:
1929:
1928:
1924:
1922:
1921:
1917:
1915:
1914:
1913:Pentaceratops
1910:
1908:
1907:
1903:
1901:
1900:
1896:
1894:
1893:
1892:Kosmoceratops
1889:
1887:
1886:
1882:
1880:
1879:
1875:
1873:
1872:
1868:
1866:
1865:
1864:Bravoceratops
1861:
1859:
1858:
1857:Bisticeratops
1854:
1852:
1851:
1847:
1845:
1844:
1843:Anchiceratops
1840:
1838:
1837:
1836:Agujaceratops
1833:
1832:
1829:
1826:
1824:
1820:
1814:
1813:
1809:
1807:
1806:
1802:
1800:
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1779:
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1774:
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1770:
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1678:
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1667:
1665:
1664:
1660:
1657:
1656:
1652:
1651:
1648:
1645:
1643:
1642:Ceratopsoidea
1639:
1633:
1632:
1631:Protoceratops
1628:
1626:
1625:
1624:Breviceratops
1621:
1619:
1618:
1614:
1611:
1610:
1606:
1605:
1603:
1601:
1597:
1594:
1592:
1588:
1582:
1581:
1577:
1575:
1574:
1570:
1568:
1567:
1566:Udanoceratops
1563:
1561:
1560:
1559:Prenoceratops
1556:
1554:
1553:
1549:
1547:
1546:
1545:Leptoceratops
1542:
1540:
1539:
1535:
1533:
1532:
1528:
1526:
1525:
1521:
1519:
1518:
1514:
1512:
1511:
1507:
1505:
1504:
1503:Bainoceratops
1500:
1498:
1497:
1493:
1492:
1490:
1488:
1484:
1478:
1477:
1473:
1472:
1469:
1466:
1463:
1458:
1447:
1446:
1442:
1440:
1439:
1438:Helioceratops
1435:
1433:
1432:
1428:
1427:
1425:
1423:
1419:
1413:
1412:
1408:
1406:
1405:
1404:Mosaiceratops
1401:
1399:
1398:
1394:
1392:
1391:
1387:
1384:
1383:
1379:
1377:
1376:
1375:Koreaceratops
1372:
1370:
1369:
1365:
1363:
1362:
1358:
1356:
1355:
1351:
1348:
1347:
1343:
1342:
1339:
1335:
1332:
1329:
1328:Neoceratopsia
1324:
1314:
1313:
1309:
1307:
1306:
1302:
1300:
1299:
1295:
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1125:
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1096:
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1066:
1062:
1058:
1051:
1046:
1044:
1039:
1037:
1032:
1031:
1028:
1021:
1020:
1019:Breviceratops
1014:
1010:
1007:
1006:
1005:Breviceratops
1000:
996:
995:
991:
980:
975:
960:on 2021-07-08
956:
952:
948:
944:
940:
936:
932:
925:
918:
916:
914:
910:
905:
898:
891:
888:
883:
877:
873:
869:
862:
859:
854:
846:
839:
836:
825:on 2018-09-21
821:
817:
813:
806:
799:
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791:
784:
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765:
764:
756:
755:
747:
746:
738:
737:
729:
728:
720:
719:
716:
715:
714:
707:
706:
700:
699:
696:
695:
692:
691:
690:
689:Breviceratops
683:
682:
676:
675:
672:
671:
668:
667:
666:
659:
658:
652:
651:
648:
647:
644:
643:
642:
635:
634:
628:
627:
621:
618:
617:
613:
611:
610:Protoceratops
607:
603:
599:
595:
594:North America
591:
587:
583:
582:Breviceratops
576:
575:Breviceratops
571:
564:
562:
559:
551:
544:
540:
539:Breviceratops
536:
532:
528:
523:
516:
512:
508:
504:
500:
496:
495:Breviceratops
490:
486:
479:
477:
475:
474:Breviceratops
471:
467:
463:
462:Breviceratops
459:
455:
454:
449:
445:
442:
438:
434:
433:Breviceratops
429:
427:
423:
419:
415:
410:
408:
405:
401:
400:specific name
397:
393:
392:
391:Protoceratops
387:
383:
379:
375:
367:
363:
362:Breviceratops
358:
351:
349:
347:
343:
339:
335:
332:
328:
327:
326:Breviceratops
313:
311:
310:Protoceratops
307:
306:
304:
301:
297:
290:
289:
281:
278:
274:
269:
264:
263:
262:Breviceratops
256:
253:
252:
249:
243:
240:
239:
236:
230:
227:
224:
223:
220:
214:
211:
208:
207:
204:
198:
195:
192:
191:
188:
182:
179:
176:
175:
172:
169:
166:
163:
162:
159:
156:
153:
152:
149:
146:
143:
142:
139:
136:
133:
132:
127:
122:
118:
113:
109:
104:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
47:
42:
32:
26:
25:Breviceratops
22:
19:
2340:
2253:
2248:Stellasaurus
2246:
2239:
2232:
2211:
2204:
2199:Coronosaurus
2197:
2192:Centrosaurus
2190:
2161:
2154:
2147:
2140:
2133:
2113:
2108:Lokiceratops
2106:
2099:
2081:Xenoceratops
2079:
2072:
2067:Sinoceratops
2065:
2058:
2051:
2044:
2016:
2009:
2002:
1994:
1987:
1980:
1975:Nedoceratops
1973:
1966:
1948:Vagaceratops
1946:
1941:Utahceratops
1939:
1934:Terminocavus
1932:
1925:
1918:
1911:
1904:
1897:
1890:
1885:Judiceratops
1883:
1876:
1871:Chasmosaurus
1869:
1862:
1855:
1848:
1841:
1834:
1810:
1803:
1796:
1789:
1782:
1775:
1763:Ceratopsidae
1750:Ceratopsidae
1681:Ceratopsidae
1670:Zuniceratops
1668:
1661:
1655:Ajkaceratops
1653:
1629:
1623:
1622:
1617:Bagaceratops
1615:
1609:Ajkaceratops
1607:
1591:Coronosauria
1578:
1571:
1564:
1557:
1550:
1543:
1536:
1529:
1522:
1515:
1508:
1501:
1496:Asiaceratops
1494:
1474:
1462:Euceratopsia
1445:Yamaceratops
1443:
1436:
1429:
1409:
1402:
1397:Microceratus
1395:
1390:Liaoceratops
1388:
1380:
1373:
1366:
1359:
1352:
1346:Ajkaceratops
1344:
1310:
1303:
1296:
1289:
1282:
1262:
1255:
1248:
1166:Ornithischia
1151:Ornithischia
1103:
1099:Ornithischia
1094:
1085:
1018:
1004:
962:. Retrieved
955:the original
934:
930:
903:
890:
871:
861:
852:
838:
827:. Retrieved
820:the original
815:
811:
713:Bagaceratops
711:
710:
688:
687:
686:
663:
662:
639:
638:
609:
606:Bagaceratops
605:
581:
580:
574:
538:
535:Bagaceratops
534:
515:Bagaceratops
514:
506:
494:
493:
473:
470:Bagaceratops
469:
466:Bagaceratops
465:
461:
458:Bagaceratops
457:
453:Bagaceratops
451:
443:
432:
430:
417:
411:
395:
389:
374:Nemegt Basin
371:
365:
361:
325:
324:
323:
308:
287:
286:
277:Type species
261:
260:
235:Coronosauria
225:
209:
193:
187:Ornithischia
177:
164:
24:
18:
2241:Einiosaurus
2135:Avaceratops
2018:Triceratops
1982:Ojoceratops
1805:Monoclonius
1517:Ferrisaurus
1382:Kulceratops
480:Description
378:Gobi Desert
2387:Categories
2304:See also:
2011:Torosaurus
1927:Spiclypeus
1777:Agathaumas
1690:see below↓
1510:Cerasinops
1298:Stenopelix
1232:Ceratopsia
1219:Ceratopsia
1187:see below↓
1178:Ceratopsia
1090:Dinosauria
1057:Ceratopsia
964:2021-07-31
829:2021-07-31
785:References
586:Ceratopsia
543:neck frill
527:eye socket
448:Ceratopsia
312:kozlowskii
219:Ceratopsia
171:Dinosauria
1073:Kingdom:
951:132780322
557:squamosal
509:) and an
426:Campanian
144:Kingdom:
138:Eukaryota
36:Campanian
2350:Wikidata
2316:Category
2306:Timeline
1812:Polyonax
1798:Dysganus
1791:Ceratops
1354:Aquilops
1081:Chordata
1079:Phylum:
1075:Animalia
773:See also
549:parietal
531:fenestra
414:holotype
368:(area A)
346:Mongolia
334:dinosaur
300:Synonyms
268:Kurzanov
241:Family:
158:Chordata
154:Phylum:
148:Animalia
134:Domain:
2370:4965774
2356:Q138061
2206:Spinops
1524:Gremlin
1312:Yinlong
529:. This
521:maxilla
366:Khulsan
254:Genus:
949:
878:
590:parrot
577:in (2)
497:had a
472:, and
444:brevis
398:, the
270:, 1990
1104:Clade
1095:Clade
1086:Clade
958:(PDF)
947:S2CID
927:(PDF)
900:(PDF)
849:(PDF)
823:(PDF)
808:(PDF)
503:teeth
499:skull
441:Latin
435:, by
226:Clade
210:Clade
194:Clade
178:Clade
165:Clade
2365:GBIF
1164:see
1137:see
876:ISBN
608:and
598:Asia
596:and
553:and
412:The
384:and
41:PreꞒ
1368:Beg
939:doi
376:of
2389::
2367::
2352::
1106::
1097::
1088::
945:.
935:32
933:.
929:.
912:^
851:.
816:33
814:.
810:.
793:^
416:,
409:.
394:,
348:.
344:,
228::
212::
196::
180::
167::
91:Pg
33:,
2216:?
1999:?
1658:?
1612:?
1448:?
1385:?
1349:?
1049:e
1042:t
1035:v
967:.
941::
884:.
832:.
284:†
258:†
245:†
232:†
216:†
200:†
184:†
96:N
86:K
81:J
76:T
71:P
66:C
61:D
56:S
51:O
46:Ꞓ
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