1647:
129:
152:
1653:
1658:
1679:
1787:
1665:
113:
1759:
1828:
812:
459:. However, anatomical comparisons demonstrate that the aglaspidids cannot be accommodated within the chelicerates, and that they lie instead within the
762:
Ortega-Hernández, J.; Legg, D. A.; Braddy, S. J. (2013). "The phylogeny of aglaspidid arthropods and the internal relationships within
Artiopoda".
1857:
1852:
1867:
1862:
733:
Ortega-Hernández, J.; Braddy, S. J.; Jago, J. B.; Baillie, P. W. (2010). "A new aglaspidid arthropod from the Upper
Cambrian of Tasmania".
844:
1821:
467:. Aglaspidida contains the subgroups Aglaspididae and Tremaglaspididae, which are distinguished by the presence of acute/spinose
1646:
686:"The Vicissicaudata revisited – insights from a new aglaspidid arthropod with caudal appendages from the Furongian of China"
789:
Hesselbo, SP. 1992. Aglaspidida (Arthropoda) from the Upper
Cambrian of Wisconsin. Journal of Paleontology 66(6)885-923.
1814:
807:
151:
227:
1657:
837:
735:
1699:
1149:
567:
257:
1652:
1847:
1746:
1664:
1156:
764:
498:. Certain other artiopods are believed to be closely related to the aglaspidids, including the order
1201:
982:
275:
128:
1622:
1229:
1180:
616:
315:
1556:
1392:
1284:
1236:
1172:
1103:
630:
609:
385:
325:
1682:
1565:
1298:
1277:
1208:
1089:
1074:
966:
830:
581:
574:
405:
375:
285:
146:
1312:
1256:
1164:
1096:
792:
Raasch, GO. 1939. Cambrian
Merostomata. Geological Society of America Special Paper 19, 146p.
651:
637:
602:
539:
425:
345:
1381:
1222:
1026:
595:
305:
1593:
1319:
1305:
1291:
817:
715:
644:
623:
435:
415:
395:
1798:
1737:
1436:
1110:
658:
1764:
1192:
1082:
773:
744:
705:
697:
1339:
1142:
975:
560:
247:
138:
1415:
1367:
1005:
926:
710:
685:
519:
209:
1841:
1408:
1058:
880:
777:
748:
475:
70:
802:
1456:
1360:
1247:
1067:
684:
Lerosey-Aubril, Rudy; Zhu, Xuejian; Ortega-Hernández, Javier (September 11, 2017).
1731:
1353:
1270:
1134:
1019:
553:
468:
456:
365:
112:
45:
701:
1492:
1483:
1472:
1447:
1429:
1422:
1401:
1374:
1215:
940:
588:
525:
513:
499:
295:
90:
55:
1722:
1794:
1611:
1600:
1541:
1534:
1519:
1047:
1033:
947:
919:
901:
886:
871:
853:
491:
464:
460:
452:
196:
183:
163:
95:
1786:
719:
1716:
1586:
1572:
1510:
1465:
1263:
1040:
989:
954:
546:
507:
479:
355:
85:
80:
65:
60:
50:
17:
1579:
1499:
933:
100:
75:
865:
487:
173:
1693:
1527:
503:
495:
1751:
483:
1697:
826:
822:
1802:
818:
Enrico Bonino
Aglaspida description page (in Italian)
471:
431:
421:
411:
401:
391:
381:
371:
361:
351:
341:
333:
321:
311:
301:
291:
281:
271:
263:
253:
243:
1706:
1610:
1555:
1509:
1482:
1455:
1446:
1391:
1337:
1246:
1191:
1120:
1057:
1003:
965:
899:
1822:
838:
8:
679:
677:
675:
1829:
1815:
1694:
1452:
1345:
1126:
1011:
911:
907:
896:
845:
831:
823:
127:
111:
31:
709:
671:
455:that were once regarded as primitive
7:
1783:
1781:
1801:. You can help Knowledge (XXG) by
803:Virtual fossli museum on Aglaspida
463:, thus placing them closer to the
25:
1785:
1678:
1677:
1663:
1656:
1651:
1645:
778:10.1111/j.1096-0031.2012.00413.x
749:10.1111/j.1475-4983.2010.00974.x
474:Aglaspidid fossils are found in
150:
808:Fossilmall Australian Aglaspida
451:is an extinct order of aquatic
1:
1858:Miaolingian first appearances
1853:Prehistoric arthropod orders
1868:Prehistoric arthropod stubs
1863:Late Ordovician extinctions
478:(upper Mississippi valley,
27:Extinct order of arthropods
1884:
1780:
702:10.1038/s41598-017-11610-5
1673:
1643:
1348:
1129:
1014:
914:
910:
895:
860:
240:
235:
147:Scientific classification
145:
135:
126:
119:
110:
34:
1797:-related article is a
502:, which includes the
813:Merostomata genera
690:Scientific Reports
1810:
1809:
1793:This prehistoric
1775:
1774:
1700:Taxon identifiers
1691:
1690:
1641:
1640:
1637:
1636:
1633:
1632:
1551:
1550:
1333:
1332:
1329:
1328:
999:
998:
446:
445:
231:
121:Aglaspis spinifer
41:Guzhangian–Katian
16:(Redirected from
1875:
1831:
1824:
1817:
1789:
1782:
1768:
1767:
1755:
1754:
1742:
1741:
1740:
1727:
1726:
1725:
1695:
1681:
1680:
1668:
1667:
1660:
1655:
1649:
1453:
1346:
1193:Tremaglaspididae
1127:
1012:
912:
908:
897:
847:
840:
833:
824:
782:
781:
759:
753:
752:
743:(5): 1065–1076.
730:
724:
723:
713:
681:
433:
423:
413:
403:
393:
383:
373:
363:
353:
343:
335:
323:
313:
303:
293:
283:
273:
267:Tremaglaspididae
265:
255:
245:
226:
221:
208:
195:
155:
154:
131:
115:
105:
42:
38:Temporal range:
32:
21:
1883:
1882:
1878:
1877:
1876:
1874:
1873:
1872:
1838:
1837:
1836:
1835:
1778:
1776:
1771:
1763:
1758:
1750:
1745:
1736:
1735:
1730:
1721:
1720:
1715:
1702:
1692:
1687:
1669:
1662:
1629:
1606:
1547:
1505:
1478:
1442:
1387:
1342:
1340:Trilobitomorpha
1325:
1242:
1187:
1157:Chacharejocaris
1143:Australaglaspis
1116:
1053:
1008:
995:
976:Acanthomeridion
961:
904:
891:
856:
851:
799:
786:
785:
761:
760:
756:
732:
731:
727:
683:
682:
673:
668:
561:Australaglaspis
535:
523:, and possibly
248:Australaglaspis
225:
219:
206:
193:
149:
139:Beckwithia typa
106:
104:
103:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
40:
39:
36:
28:
23:
22:
15:
12:
11:
5:
1881:
1879:
1871:
1870:
1865:
1860:
1855:
1850:
1840:
1839:
1834:
1833:
1826:
1819:
1811:
1808:
1807:
1790:
1773:
1772:
1770:
1769:
1756:
1743:
1728:
1712:
1710:
1704:
1703:
1698:
1689:
1688:
1686:
1685:
1674:
1671:
1670:
1644:
1642:
1639:
1638:
1635:
1634:
1631:
1630:
1628:
1627:
1626:
1625:
1616:
1614:
1608:
1607:
1605:
1604:
1597:
1590:
1583:
1576:
1569:
1561:
1559:
1553:
1552:
1549:
1548:
1546:
1545:
1538:
1531:
1524:
1515:
1513:
1507:
1506:
1504:
1503:
1496:
1488:
1486:
1480:
1479:
1477:
1476:
1469:
1461:
1459:
1450:
1444:
1443:
1441:
1440:
1433:
1426:
1419:
1416:Phytophilaspis
1412:
1405:
1397:
1395:
1389:
1388:
1386:
1385:
1378:
1371:
1368:Pygmaclypeatus
1364:
1357:
1349:
1343:
1338:
1335:
1334:
1331:
1330:
1327:
1326:
1324:
1323:
1316:
1309:
1302:
1295:
1288:
1281:
1274:
1267:
1260:
1252:
1250:
1244:
1243:
1241:
1240:
1233:
1226:
1219:
1212:
1205:
1202:Brachyaglaspis
1197:
1195:
1189:
1188:
1186:
1185:
1177:
1169:
1161:
1153:
1146:
1139:
1130:
1124:
1118:
1117:
1115:
1114:
1107:
1100:
1093:
1086:
1079:
1071:
1063:
1061:
1055:
1054:
1052:
1051:
1044:
1037:
1030:
1023:
1015:
1009:
1006:Vicissicaudata
1004:
1001:
1000:
997:
996:
994:
993:
986:
983:Australimicola
979:
971:
969:
963:
962:
960:
959:
951:
944:
937:
930:
927:Falcatamacaris
923:
915:
905:
900:
893:
892:
890:
889:
883:
874:
868:
861:
858:
857:
852:
850:
849:
842:
835:
827:
821:
820:
815:
810:
805:
798:
797:External links
795:
794:
793:
790:
784:
783:
754:
725:
670:
669:
667:
664:
663:
662:
655:
648:
641:
634:
627:
620:
613:
606:
599:
592:
585:
578:
571:
564:
557:
550:
543:
534:
533:List of genera
531:
520:Parapaleomerus
444:
443:
442:
441:
440:
439:
429:
419:
409:
399:
389:
379:
369:
359:
349:
331:
330:
329:
319:
309:
299:
289:
279:
276:Brachyaglaspis
261:
251:
238:
237:
233:
232:
217:
213:
212:
210:Vicissicaudata
204:
200:
199:
191:
187:
186:
181:
177:
176:
171:
167:
166:
161:
157:
156:
143:
142:
133:
132:
124:
123:
117:
116:
108:
107:
99:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
44:
43:
37:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1880:
1869:
1866:
1864:
1861:
1859:
1856:
1854:
1851:
1849:
1846:
1845:
1843:
1832:
1827:
1825:
1820:
1818:
1813:
1812:
1806:
1804:
1800:
1796:
1791:
1788:
1784:
1779:
1766:
1761:
1757:
1753:
1748:
1744:
1739:
1733:
1729:
1724:
1718:
1714:
1713:
1711:
1709:
1705:
1701:
1696:
1684:
1676:
1675:
1672:
1666:
1661:
1659:
1654:
1648:
1624:
1620:
1619:
1618:
1617:
1615:
1613:
1609:
1603:
1602:
1598:
1596:
1595:
1591:
1589:
1588:
1584:
1582:
1581:
1577:
1575:
1574:
1570:
1568:
1567:
1563:
1562:
1560:
1558:
1554:
1544:
1543:
1539:
1537:
1536:
1532:
1530:
1529:
1525:
1522:
1521:
1517:
1516:
1514:
1512:
1508:
1502:
1501:
1497:
1495:
1494:
1490:
1489:
1487:
1485:
1481:
1475:
1474:
1470:
1468:
1467:
1463:
1462:
1460:
1458:
1454:
1451:
1449:
1445:
1439:
1438:
1434:
1432:
1431:
1427:
1425:
1424:
1420:
1418:
1417:
1413:
1411:
1410:
1409:Luohuilinella
1406:
1404:
1403:
1399:
1398:
1396:
1394:
1390:
1384:
1383:
1379:
1377:
1376:
1372:
1370:
1369:
1365:
1363:
1362:
1358:
1356:
1355:
1351:
1350:
1347:
1344:
1341:
1336:
1322:
1321:
1317:
1315:
1314:
1310:
1308:
1307:
1303:
1301:
1300:
1296:
1294:
1293:
1289:
1287:
1286:
1282:
1280:
1279:
1275:
1273:
1272:
1268:
1266:
1265:
1261:
1259:
1258:
1254:
1253:
1251:
1249:
1245:
1239:
1238:
1234:
1232:
1231:
1230:Quasimodaspis
1227:
1225:
1224:
1220:
1218:
1217:
1213:
1211:
1210:
1206:
1204:
1203:
1199:
1198:
1196:
1194:
1190:
1183:
1182:
1181:Rozhkovocaris
1178:
1175:
1174:
1170:
1167:
1166:
1162:
1159:
1158:
1154:
1152:
1151:
1147:
1145:
1144:
1140:
1137:
1136:
1132:
1131:
1128:
1125:
1123:
1119:
1113:
1112:
1108:
1106:
1105:
1101:
1099:
1098:
1094:
1092:
1091:
1087:
1085:
1084:
1080:
1077:
1076:
1072:
1070:
1069:
1065:
1064:
1062:
1060:
1059:Cheloniellida
1056:
1050:
1049:
1045:
1043:
1042:
1038:
1036:
1035:
1031:
1029:
1028:
1024:
1022:
1021:
1017:
1016:
1013:
1010:
1007:
1002:
992:
991:
987:
985:
984:
980:
978:
977:
973:
972:
970:
968:
964:
957:
956:
952:
950:
949:
945:
943:
942:
938:
936:
935:
931:
929:
928:
924:
922:
921:
917:
916:
913:
909:
906:
903:
898:
894:
888:
884:
882:
881:Panarthropoda
878:
875:
873:
870:Superphylum:
869:
867:
863:
862:
859:
855:
848:
843:
841:
836:
834:
829:
828:
825:
819:
816:
814:
811:
809:
806:
804:
801:
800:
796:
791:
788:
787:
779:
775:
771:
767:
766:
758:
755:
750:
746:
742:
738:
737:
736:Palaeontology
729:
726:
721:
717:
712:
707:
703:
699:
695:
691:
687:
680:
678:
676:
672:
665:
661:
660:
656:
654:
653:
649:
647:
646:
642:
640:
639:
635:
633:
632:
628:
626:
625:
621:
619:
618:
617:Quasimodaspis
614:
612:
611:
607:
605:
604:
600:
598:
597:
593:
591:
590:
586:
584:
583:
579:
577:
576:
572:
570:
569:
565:
563:
562:
558:
556:
555:
551:
549:
548:
544:
542:
541:
537:
536:
532:
530:
528:
527:
522:
521:
516:
515:
510:
509:
505:
501:
497:
493:
489:
485:
481:
477:
476:North America
472:
470:
466:
462:
458:
454:
450:
438:
437:
430:
428:
427:
420:
418:
417:
410:
408:
407:
400:
398:
397:
390:
388:
387:
380:
378:
377:
370:
368:
367:
360:
358:
357:
350:
348:
347:
340:
339:
338:
332:
328:
327:
320:
318:
317:
316:Quasimodaspis
310:
308:
307:
300:
298:
297:
290:
288:
287:
280:
278:
277:
270:
269:
268:
262:
260:
259:
252:
250:
249:
242:
241:
239:
234:
229:
224:
218:
215:
214:
211:
205:
202:
201:
198:
192:
189:
188:
185:
182:
179:
178:
175:
172:
169:
168:
165:
162:
159:
158:
153:
148:
144:
141:
140:
134:
130:
125:
122:
118:
114:
109:
102:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
47:
33:
30:
19:
1803:expanding it
1792:
1777:
1707:
1650:
1599:
1592:
1585:
1578:
1571:
1564:
1557:Conciliterga
1540:
1533:
1526:
1518:
1498:
1491:
1471:
1464:
1457:Emucarididae
1435:
1428:
1421:
1414:
1407:
1400:
1393:Xandarellida
1380:
1373:
1366:
1361:Kwanyinaspis
1359:
1352:
1318:
1311:
1304:
1297:
1290:
1285:Glypharthrus
1283:
1276:
1269:
1262:
1255:
1248:Aglaspididae
1237:Tremaglaspis
1235:
1228:
1221:
1214:
1207:
1200:
1179:
1173:Obrutschewia
1171:
1163:
1155:
1148:
1141:
1133:
1121:
1109:
1104:Pseudarthron
1102:
1095:
1088:
1081:
1073:
1068:Cheloniellon
1066:
1046:
1039:
1032:
1025:
1018:
988:
981:
974:
953:
946:
939:
932:
925:
918:
876:
769:
763:
757:
740:
734:
728:
696:(1): 11117.
693:
689:
657:
650:
643:
636:
631:Tremaglaspis
629:
622:
615:
610:Glypharthrus
608:
601:
594:
587:
580:
573:
566:
559:
552:
545:
538:
524:
518:
512:
506:
473:
469:genal angles
457:chelicerates
448:
447:
434:
424:
414:
404:
394:
386:Glypharthrus
384:
374:
364:
354:
344:
337:Aglaspididae
336:
326:Tremaglaspis
324:
314:
304:
294:
284:
274:
266:
256:
246:
222:
203:(unranked):
190:(unranked):
137:
120:
29:
1848:Aglaspidida
1738:Aglaspidida
1732:Wikispecies
1708:Aglaspidida
1566:Haifengella
1354:Arthroaspis
1299:Hesselbonia
1278:Chraspedops
1271:Aglaspoides
1209:Chlupacaris
1135:Angarocaris
1122:Aglaspidida
1090:Neostrabops
1075:Drabovaspis
1020:Emeraldella
967:Protosutura
582:Chraspedops
575:Chlupacaris
554:Aglaspoides
449:Aglaspidida
406:Hesselbonia
376:Chraspedops
366:Aglaspoides
286:Chlupacaris
223:Aglaspidida
35:Aglaspidida
1842:Categories
1493:Misszhouia
1484:Naraoiidae
1473:Kangacaris
1448:Nektaspida
1430:Xandarella
1423:Sinoburius
1402:Cindarella
1375:Retifacies
1313:Tuboculops
1257:Aglaspella
1216:Cyclopites
1165:Girardevia
1150:Beckwithia
1097:Paraduslia
941:Squamacula
887:Arthropoda
765:Cladistics
666:References
652:Zonoscutum
638:Tuboculops
603:Girardevia
589:Cyclopites
568:Beckwithia
540:Aglaspella
526:Khankaspis
514:Paleomerus
500:Strabopida
465:trilobites
453:arthropods
426:Tuboculops
346:Aglaspella
296:Cyclopites
258:Beckwithia
184:Arthropoda
136:Fossil of
1795:arthropod
1623:Trilobita
1612:Trilobita
1601:Tegopelte
1542:Tariccoia
1535:Soomaspis
1520:Buenaspis
1382:Tonglaiia
1223:Flobertia
1048:Carimersa
1034:Kodymirus
1027:Eozetetes
948:Thulaspis
920:Bailongia
902:Artiopoda
872:Ecdysozoa
864:Kingdom:
854:Artiopoda
772:: 15–45.
596:Flobertia
492:Australia
461:Artiopoda
306:Flobertia
197:Artiopoda
170:Kingdom:
164:Eukaryota
18:Aglaspida
1752:12163920
1717:Wikidata
1683:Category
1594:Skioldia
1587:Saperion
1573:Helmetia
1511:Liwiidae
1466:Emucaris
1320:Uarthrus
1306:Setaspis
1292:Gogglops
1264:Aglaspis
1041:Sidneyia
990:Zhiwenia
955:Urokodia
885:Phylum:
866:Animalia
720:28894246
645:Uarthrus
624:Setaspis
547:Aglaspis
508:Strabops
480:Missouri
436:Uarthrus
416:Setaspis
396:Gogglops
356:Aglaspis
236:Subtaxa
180:Phylum:
174:Animalia
160:Domain:
1723:Q394207
1580:Kuamaia
1500:Naraoia
1437:Zhugeia
1111:Triopus
934:Molaria
711:5593897
659:Zonozoe
228:Walcott
216:Order:
1083:Duslia
718:
708:
504:genera
494:, and
488:Europe
230:, 1911
1765:11151
1760:IRMNG
1528:Liwia
877:Clade
496:China
1799:stub
1621:see
716:PMID
484:Utah
482:and
46:PreꞒ
1747:EoL
774:doi
745:doi
706:PMC
698:doi
486:),
1844::
1762::
1749::
1734::
1719::
879::
770:29
768:.
741:53
739:.
714:.
704:.
692:.
688:.
674:^
529:.
517:,
511:,
490:,
96:Pg
1830:e
1823:t
1816:v
1805:.
1523:?
1184:?
1176:?
1168:?
1160:?
1138:?
1078:?
958:?
846:e
839:t
832:v
780:.
776::
751:.
747::
722:.
700::
694:7
432:†
422:†
412:†
402:†
392:†
382:†
372:†
362:†
352:†
342:†
334:†
322:†
312:†
302:†
292:†
282:†
272:†
264:†
254:†
244:†
220:†
207:†
194:†
101:N
91:K
86:J
81:T
76:P
71:C
66:D
61:S
56:O
51:Ꞓ
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
