144:
481:(sag.); posterolateral projection of fixigena narrow (tr.); librigenal spines short to long, with some deflected outwards. Thorax of up to 16 segments with first anterior axial rings marked by terrace lines immediately succeeded in some species by rings bearing incipient median nodes or incipient/prominent spines; thoracic segments finely punctate or granulate. Pygidium, small and transverse (Fletcher, 2017, pp, 9,10).
123:
480:
Agraulinae with cephala generally domed; glabella isosceles-trapezoidal, i.e. with truncate front and base angles of the forward-converging lateral margins/flanks more than 15°; occipital ring mesially swollen backwards, with or without a medial node or spine; preglabellar field relatively long
589:
Stage) of
Eastern Newfoundland where localities include the eastern side of chapel arm in Trinity Bay, Deep Cove in St Mary's Bay, and the Manuels River Section near St John's (Fletcher, 2017, p. 25). Fletcher also observed
612:
in the coastal cliffs of the greater Branch Cove on both sides of the Branch River estuary, St Mary's Bay, Newfoundland, originally as part of the
Geological Survey of Newfoundland Collection (Fletcher,
516:
on the slopes of the river
Berounka in the Týřovice-Luh-Skryje area between Prague (Praha) and Pilsen (Plzen) in the Skryje-Týřovice Basin. The species has been recovered also from the
851:
CHLUPÁČ, I., FATKA, O., PROKOP R. J., and TUREK V. 1998. Research of the classical palaeontological locality "Luh" in the
Cambrian of Skryje (Barrandian area, Czech Republic).
695:
680:
517:
466:
901:
YOUNG, T. P., MARTIN, F., DEAN W. T. & RUSHTON, A. W. A. 1994. Cambrian stratigraphy of St Tudwal's
Peninsula, Gwynedd, northwest Wales, Geo!. Mag.
660:
625:
914:
MARTIN, F. and DEAN, W. T. 1988. Middle and Upper
Cambrian acritarch and trilobite zonation at Manuels River and Random Island, Eastern Newfoundland.
501:
1174:
575:
Zone), are in fact "marked by a conspicuous small median projection on the occipital ring, quite different from any species recorded elsewhere".
1007:
REES, A. J., THOMAS, A. T., LEWIS, M., HUGHES, H. E. & TURNER, P. 2014. The
Cambrian of SW Wales: Towards a United Avalonian Stratigraphy.
1243:
227:
1248:
708:
689:
647:
Fletcher, 2017 (p. 19, fig. 9D-I) is recorded from the
Menevia Formation of Porth-y-rhaw, St. David's, Wales and derives from the
868:
FATKA, O., MICKA, V., SZABAD, M., VOKÁČ V., VOREL T. 2011. Nomenclature of
Cambrian lithostratigraphy of the Skryje-Týřovice Basin,
1161:
1253:
1238:
1233:
598:, the exoskeleton from the Montagne Noire figured by Courtessole (1973, pl. 10, fig. 5; Fig. 22P) appears to be very close to
817:
HICKS, H. 1872. On some undescribed fossils from the
Menevian Group with a note on the Entomostraca by Prof. T. Rupert Jones.
1258:
602:, as are Sdzuy's 1961 illustrations of associated Spanish cranidia and a thoracic axis without notable nodes or spines".
520:
of St. David's, South Wales (Fletcher, 2017, Fig. 8, I, J, K and Fig. 9, A-C) and, as its junior subjective synonym "
552:
Fletcher (2017, p. 26) observed that specimens described by Weidner and Nielsen (2015, pl. 41A–F; Fig. 22B) as
1094:
Lethaea geognostica oder Beschreibung und Abbildung der für die Gebirgs-Formationen bezeichnendsten Versteinerungen
609:
760:
428:
in North America and Europe, particularly the Czech Republic. The genus was named by Hawle & Corda in 1847.
540:
the Manuels river formation of Eastern Newfoundland (Martin and Dean, 1988, p. 21, pl.3, figs. 9, 11, 12;
504:
of the Czech Republic. The species was first described from the Skryje Member of the Buchava Formation (Clupáč
1228:
884:
YOUNG, T. P., GIBBONS, W., DEAN, W. T. and McCARROLL, D. 2002. Geology of the Country around Pwllheli.
143:
1041:
gen. nov. from the Middle Cambrian of Avalonian Massachusetts and the Carolina Slate Belt, USA".
582:
761:"Plutonides hicksi (Salter) from the Middle Cambrian of Skryje - Týřovice Area (Czech Republic)"
1205:
1116:
1075:
AHLBERG, P. & BERGSTRÖM, J. 1978. Lower Cambrian Ptychopariid trilobites from Scandinavia.
1179:
1200:
1192:
1059:
WESTERGÅRD, A. H. 1953. Non-agnostidean trilobites of the Middle Cambrian of Sweden. III.
8:
793:
North American geology and palaeontology for the use of amateurs, students and scientists
298:
138:
1187:
1148:
329:
1020:
WALCOTT, C. D. 1884. On the Cambrian faunas of North America. Preliminary studies.
939:, 597 – 693 . Akademie der Wissenschaften und der Literatur, Mainz & Wiesbaden
683:
at Old Hayward Quarry, Quincy, Massachusetts, US, had previously been assigned to
560:
Superzone of the Alum Shale Formation and within the lower and upper parts of the
122:
1153:
1139:
498:
425:
418:
214:
41:
24:
1222:
201:
80:
960:(Trilobita) from the Middle Cambrian of Borggård, Øle on Bornholm, Denmark.
806:
Notice pre Âliminaire sur le syste Áme silurien et les trilobites de Bohême.
617:, p. 21). The species occurs in association with the Scandinavian taxa
608:(Billings, 1872) derives from the Big Gulley Member green mudstone of the
619:
55:
1166:
992:
Paradoxides Ölandicus. Geologiska Föreningens i Stockholm Förhandlingar
832:
734:
Paleontologica Scandinavica. Pars 2. Crustacea formationis transitionis
349:
100:
65:
446:
421:
188:
175:
155:
105:
49:
1110:
1133:
95:
90:
75:
70:
60:
20:
1104:. Band. 788 pp. E. Schweizerbarth'sche Verlagshandlung, Stuttgart.
736:. Academiae Regiae Scientiorum Suecanae (Holmiae): I-IX + 21-92).
586:
253:
110:
85:
165:
679:
Whitfield (1884), originally collected from the mid-Cambrian
440:
414:
933:
Abhandlungen der Mathematisch-Naturwissenschaftlichen Klasse
931:
SDZUY, K. 1961. Das Kambrium Spaniens, Teil II: Trilobiten.
712:
although several Lower Cambrian forms they also assigned to
687:
by Walcott and others. McMenamin (2002), however, erected
594:. pp. 25, 26) that "of all the specimens referred to
795:, 664 pp. Western Methodist Book Concern, Cincinnati, OH.
979:
Le Cambrien Moyen de la Montagne Noire, Biostratigraphie
702:
Scandinavian species attributed by Westergård (1953) to
1037:
McMenamin, M.A.S. (2002). "The ptychoparioid trilobite
706:
were transferred by Ahlberg & Bergström (1978) to
819:
Quarterly Journal of the Geological Society of London
833:"Trilobites of the Jince Formation, Czech Republic"
716:would later be allocated to various other genera.
990:LINNARSSON, J. G. O. 1877. Om faunan i lagren med
892:(England and Wales). The Stationery Office, London
747:Prodrom einer Monographieder bohmischen Trilobiten
1043:Northeastern Geology & Environmental Sciences
758:
1220:
655:., 2014). The species is also recorded from the
524:" (Hicks, 1872), from the Nant-y-big Formation (
548:and Spain (Sdzuy, 1961, pl.23, ?figs. 8-11, 15)
528:Biozone) of Porth Ceiriad, North Wales (Young
962:Bulletin of the Geological Society of Denmark
469:, within the Skryje–Tyrovice Basin, Bohemia.
651:Biozone (Localities PR-4 and PR-16 of Rees
23:. For the butterfly Agraulis vanillae, see
759:VANĚK, J.; VALIČEK, J.; VOKÁČ, V. (1999).
629:indicating a zonal position about that of
457:Type species (designated by Miller 1889).
121:
19:For the figures from Greek mythology, see
1036:
659:Zone in the Harlech Dome of North Wales,
1022:United States Geological Survey Bulletin
830:
886:Memoir of the British Geological Survey
853:Journal of the Czech Geological Society
1221:
948:WEIDER, T. & NIELSEN, A. T. 2015.
745:HAWLE, J. & CORDA, A. J. C. 1847.
1115:
1114:
981:. Imprimerie d' Oc, Toulouse, 248 pp)
1244:Cambrian trilobites of North America
916:Geological Survey of Canada Bulletin
1009:Geological Society, London, Memoirs
13:
1249:Paleozoic life of British Columbia
752:
663:, above Rhaiadr Bridge (Fletcher,
461:Barrande, 1846 from the Cambrian
14:
1270:
465:Zone in the Skryje Member of the
1077:Sveriges Geologiska Undersökning
1061:Sveriges Geologiska Undersökning
142:
53:
1086:
1069:
1053:
1030:
1014:
1001:
984:
971:
942:
925:
908:
895:
878:
581:(Billings, 1872) occurs in the
484:
452:
862:
845:
824:
811:
798:
785:
739:
726:
693:to accommodate the species as
1:
1254:Fossil taxa described in 1847
1239:Fossils of the Czech Republic
1234:Cambrian trilobites of Europe
749:. 176 pp. J. G. Calve, Prague
719:
610:Chamberlain's Brook Formation
888:, 1:50,000 Geological Sheet
497:Hicks, 1872) occurs in the
475:
431:
7:
445:, "country woman", wife of
10:
1275:
1259:Cambrian genus extinctions
671:
639:Eccaparadoxides oelandicus
558:Paradoxides paradoxissimus
556:(from the Middle Cambrian
441:
439:is derived from the Greek
133:Menevia Formation, Wales.
18:
1123:
677:Arionellus quadrangularis
631:Ptychagnostus praecurrens
626:Parasolenopleura gregaria
304:
297:
259:
252:
139:Scientific classification
137:
129:
120:
34:
859:(3), 169-174 (in Czech).
768:Palaeontologica Bohemiae
495:Arionellus longicephalus
463:Eccaparadoxides pusillus
398:Arionellus longicephalus
870:Bulletin of Geosciences
732:ANGELIN, N. P. (1854).
696:Skehanos quadrangularis
583:Manuels River Formation
568:Zone as well as in the
393:Arionellus ceticephalus
247:Hawle & Corda, 1847
977:COURTESSOLE, R. 1973.
950:Agraulos longicephalus
905:(3), 1994, pp. 335-360
649:Hypagnostus parvifrons
554:Agraulos longicephalus
526:Hypagnostus parvifrons
522:Agraulos longicephalus
424:that lived during the
388:Arionides ceticephalus
1201:Paleobiology Database
667:. Fig. 8, F & G).
623:Westergärd, 1936 and
536:., 1994, p. 343)
131:Agraulos ceticephalus
1229:Ptychopariida genera
791:MILLER, S. A. 1889.
620:Condylopyge carinata
1098:Lethaea Palaeozoica
804:BARRANDE, J. 1846.
681:Braintree Formation
16:Genus of trilobites
544:figs. 10 & 13)
459:Arion ceticephalus
383:Arion ceticephalus
1216:
1215:
1188:Open Tree of Life
1117:Taxon identifiers
518:Menevia Formation
467:Buchava Formation
406:
405:
291:
283:
282:(Billings, 1872)
275:
274:(Billings, 1872)
267:
266:(Barrande, 1846)
248:
1266:
1209:
1208:
1196:
1195:
1183:
1182:
1170:
1169:
1157:
1156:
1144:
1143:
1142:
1112:
1111:
1105:
1092:FRECH, F. 1897,
1090:
1084:
1073:
1067:
1057:
1051:
1050:
1034:
1028:
1018:
1012:
1005:
999:
988:
982:
975:
969:
946:
940:
929:
923:
912:
906:
899:
893:
882:
876:
866:
860:
849:
843:
842:
840:
839:
828:
822:
815:
809:
802:
796:
789:
783:
782:
780:
779:
765:
756:
750:
743:
737:
730:
661:Clogau Formation
444:
443:
377:
365:
356:
345:
336:
324:
313:
289:
281:
273:
265:
246:
239:
226:
213:
200:
187:
147:
146:
125:
115:
52:
40:Temporal range:
32:
31:
1274:
1273:
1269:
1268:
1267:
1265:
1264:
1263:
1219:
1218:
1217:
1212:
1204:
1199:
1191:
1186:
1178:
1173:
1165:
1160:
1152:
1147:
1138:
1137:
1132:
1119:
1109:
1108:
1091:
1087:
1074:
1070:
1058:
1054:
1035:
1031:
1019:
1015:
1006:
1002:
989:
985:
976:
972:
947:
943:
930:
926:
913:
909:
900:
896:
883:
879:
867:
863:
850:
846:
837:
835:
829:
825:
816:
812:
808:Leipzig, 97 pp,
803:
799:
790:
786:
777:
775:
763:
757:
753:
744:
740:
731:
727:
722:
674:
532:., 2002; Young
502:Jince Formation
499:Middle Cambrian
491:A. ceticephalus
487:
478:
472:
455:
434:
426:Middle Cambrian
419:Solenopleuridae
402:
379:
378:
374:A. ceticephalus
372:
368:
363:
362:
354:
353:
343:
342:
334:
333:
322:
321:
315:
314:
308:
290:Fletcher, 2017
263:A. ceticephalus
245:
237:
224:
215:Solenopleuridae
211:
198:
185:
141:
116:
114:
113:
108:
103:
98:
93:
88:
83:
78:
73:
68:
63:
58:
47:
46:
44:
42:Middle Cambrian
38:
28:
25:Gulf fritillary
17:
12:
11:
5:
1272:
1262:
1261:
1256:
1251:
1246:
1241:
1236:
1231:
1214:
1213:
1211:
1210:
1197:
1184:
1171:
1158:
1145:
1129:
1127:
1121:
1120:
1107:
1106:
1085:
1068:
1052:
1029:
1013:
1000:
998:(12), 352–375.
983:
970:
941:
924:
907:
894:
877:
861:
844:
831:S.M. GON III.
823:
821:, 28, 173–185.
810:
797:
784:
751:
738:
724:
723:
721:
718:
673:
670:
669:
668:
642:
603:
576:
486:
483:
477:
474:
454:
451:
433:
430:
404:
403:
401:
400:
395:
390:
385:
371:
370:
369:
367:
366:
357:
355:Barrande, 1850
346:
344:Barrande, 1847
337:
335:Férussac, 1819
325:
323:Barrande, 1846
307:
306:
305:
302:
301:
295:
294:
293:
292:
284:
276:
268:
257:
256:
250:
249:
235:
231:
230:
222:
218:
217:
209:
205:
204:
196:
192:
191:
183:
179:
178:
173:
169:
168:
163:
159:
158:
153:
149:
148:
135:
134:
127:
126:
118:
117:
109:
104:
99:
94:
89:
84:
79:
74:
69:
64:
59:
54:
39:
15:
9:
6:
4:
3:
2:
1271:
1260:
1257:
1255:
1252:
1250:
1247:
1245:
1242:
1240:
1237:
1235:
1232:
1230:
1227:
1226:
1224:
1207:
1202:
1198:
1194:
1189:
1185:
1181:
1176:
1172:
1168:
1163:
1159:
1155:
1150:
1146:
1141:
1135:
1131:
1130:
1128:
1126:
1122:
1118:
1113:
1103:
1099:
1095:
1089:
1082:
1078:
1072:
1065:
1062:
1056:
1049:(4): 276–281.
1048:
1044:
1040:
1033:
1026:
1023:
1017:
1010:
1004:
997:
993:
987:
980:
974:
967:
963:
959:
955:
951:
945:
938:
934:
928:
921:
917:
911:
904:
898:
891:
887:
881:
875:(4): 841 - 85
874:
871:
865:
858:
854:
848:
834:
827:
820:
814:
807:
801:
794:
788:
773:
769:
762:
755:
748:
742:
735:
729:
725:
717:
715:
711:
710:
705:
700:
698:
697:
692:
691:
686:
682:
678:
666:
662:
658:
654:
650:
646:
643:
640:
636:
632:
628:
627:
622:
621:
616:
611:
607:
604:
601:
597:
596:longicephalus
593:
588:
584:
580:
577:
574:
571:
570:Ptychagnostus
567:
563:
562:Ptychagnostus
559:
555:
551:
547:
543:
539:
535:
531:
527:
523:
519:
515:
511:
507:
503:
500:
496:
492:
489:
488:
482:
473:
470:
468:
464:
460:
450:
448:
438:
429:
427:
423:
420:
416:
412:
411:
399:
396:
394:
391:
389:
386:
384:
381:
380:
375:
361:
358:
352:
351:
347:
341:
338:
332:
331:
326:
320:
317:
316:
311:
303:
300:
296:
288:
285:
280:
277:
272:
269:
264:
261:
260:
258:
255:
251:
244:
243:
236:
233:
232:
229:
223:
220:
219:
216:
210:
207:
206:
203:
202:Ptychopariida
197:
194:
193:
190:
184:
181:
180:
177:
174:
171:
170:
167:
164:
161:
160:
157:
154:
151:
150:
145:
140:
136:
132:
128:
124:
119:
112:
107:
102:
97:
92:
87:
82:
77:
72:
67:
62:
57:
51:
48:510–499
43:
37:
33:
30:
26:
22:
1124:
1101:
1097:
1096:. I. Theil.
1093:
1088:
1080:
1076:
1071:
1063:
1060:
1055:
1046:
1042:
1038:
1032:
1024:
1021:
1016:
1008:
1003:
995:
991:
986:
978:
973:
965:
961:
957:
953:
949:
944:
936:
932:
927:
919:
915:
910:
902:
897:
889:
885:
880:
872:
869:
864:
856:
852:
847:
836:. Retrieved
826:
818:
813:
805:
800:
792:
787:
776:. Retrieved
771:
767:
754:
746:
741:
733:
728:
713:
707:
703:
701:
694:
688:
684:
676:
675:
664:
656:
652:
648:
644:
638:
634:
630:
624:
618:
614:
605:
599:
595:
591:
578:
572:
569:
565:
561:
557:
553:
549:
545:
541:
537:
533:
529:
525:
521:
513:
509:
508:1998; Fatka
505:
494:
490:
485:Distribution
479:
471:
462:
458:
456:
453:Type species
436:
435:
409:
408:
407:
397:
392:
387:
382:
373:
364:Howell, 1937
359:
348:
339:
328:
318:
309:
286:
278:
270:
262:
241:
240:
130:
35:
29:
1011:, 42, 1–30.
633:(Fletcher,
600:A. socialis
579:A. socialis
360:Agrauloides
271:A. socialis
221:Subfamily:
1223:Categories
968:, pp. 1–11
838:2015-01-04
778:2015-01-04
720:References
657:parvifrons
606:A. affinis
573:punctuosus
422:trilobites
350:Arionellus
279:A. affinis
228:Agraulinae
176:Arthropoda
1140:Q20720025
1083:, 1 – 41.
1066:, 1 – 58.
1027:, 289-355
958:depressus
645:A. lewisi
476:Diagnosis
432:Etymology
340:Arionides
287:A. lewisi
189:Trilobita
162:Kingdom:
156:Eukaryota
1134:Wikidata
1125:Agraulos
1039:Skehanos
954:Proampyx
714:Proampyx
709:Proampyx
704:Agraulos
690:Skehanos
685:Agraulos
442:Ἄγραυλος
437:Agraulos
410:Agraulos
376:synonymy
312:synonymy
310:Agraulos
299:Synonyms
242:Agraulos
208:Family:
172:Phylum:
166:Animalia
152:Domain:
36:Agraulos
21:Aglaurus
1193:5130356
1180:1319679
1167:4635054
964:, Vol.
774:: 36–38
672:Remarks
665:op. cit
635:op.cit.
615:op. cit
592:op. cit
587:Drumian
510:et al.
447:Kekrops
254:Species
234:Genus:
195:Order:
182:Class:
922:, 1-91
637:) and
566:atavus
506:et al.
1206:20257
1175:IRMNG
764:(PDF)
653:et al
564:s.l.
534:et al
530:et al
415:genus
413:is a
330:Arion
319:Arion
1162:GBIF
952:and
512:2011
327:non
56:PreꞒ
1154:QWY
1149:CoL
1079:Ca
1064:526
920:381
903:131
890:134
542:non
514:)
493:(=
417:of
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1100:.
1081:49
1047:24
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1025:10
994:,
966:63
956:?
935:,
918:,
873:86
857:43
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770:.
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546:,
538:,
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106:Pg
50:Ma
1102:2
996:3
937:8
841:.
781:.
772:6
641:.
590:(
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550:.
238:†
225:†
212:†
199:†
186:†
111:N
101:K
96:J
91:T
86:P
81:C
76:D
71:S
66:O
61:Ꞓ
45:~
27:.
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