1343:
124:
104:
384:
have a concavo-convex profile, and are sometimes
Semiquadrate to semielliptical. The Cardinal Process is split in two and the hinge line is straight. Their width is usually greater than their length, like most
1203:
713:
493:
443:
1063:
1223:
1183:
1053:
1023:
993:
883:
803:
583:
1213:
1133:
1123:
943:
923:
843:
833:
773:
523:
1303:
1283:
1163:
1113:
983:
933:
893:
863:
853:
813:
693:
613:
553:
1739:
1729:
1293:
1233:
1093:
1073:
953:
823:
763:
743:
723:
683:
653:
533:
513:
1323:
1263:
1243:
1013:
1003:
973:
963:
733:
673:
643:
633:
453:
1193:
1173:
1153:
1143:
913:
793:
753:
703:
663:
623:
573:
563:
503:
1273:
1253:
1103:
1083:
603:
543:
483:
473:
463:
241:
194:
1043:
903:
873:
783:
593:
433:
1669:
1659:
1555:
1313:
1033:
207:
427:
include the following. Any synonymous genera to which a given species may belong to are labelled with the synonymous genus in parentheses.
1446:
1496:
1684:
1909:
1724:
1679:
1674:
1542:
1649:
1919:
1774:
1734:
1644:
1619:
1904:
1664:
1368:
1654:
1639:
1719:
1749:
1744:
1899:
1754:
1759:
1609:
1854:
1689:
1624:
1814:
1914:
1824:
1794:
1699:
1694:
1634:
1629:
1869:
1839:
1769:
1894:
1849:
1844:
1804:
1789:
1779:
1709:
1704:
1889:
1884:
1874:
1864:
1859:
1834:
1819:
1784:
1714:
1879:
1829:
1809:
1764:
123:
1799:
1369:"Family tree of a mass extinction survivor: Phylogenetic analysis of the brachiopod genus Leptaena"
1430:
1614:
1586:
1510:
1560:
1581:
1573:
1485:
8:
1348:
270:
118:
1568:
366:
1406:
1533:
1603:
386:
354:
181:
168:
61:
365:, meaning they lived on top of the seafloor, not buried within it, and were
233:
1411:
1395:"Palaeobiology of Silurian Leptaeninae (Brachiopoda) from Gotland, Sweden"
1394:
338:
103:
36:
1547:
1471:
405:
350:
334:
155:
81:
46:
401:
380:
usually have concentric wrinkling and concentric lines on the shell.
135:
86:
1504:
1527:
420:
362:
76:
71:
56:
51:
41:
327:
253:
91:
66:
346:
342:
145:
330:
419:
was a diverse genus, with over 70 recognized species and
1367:
Plaza-Torres, Stephanie; Darroch, Simon; Wagner, Peter.
1366:
1338:
1601:
1481:
1479:
1362:
1360:
1740:Paleozoic life of the Northwest Territories
1730:Paleozoic life of Newfoundland and Labrador
345:, though some specimens have been found in
1476:
1357:
102:
1410:
1472:Global Biodiversity Information Facility
1444:
1440:
1438:
372:
1670:Paleozoic brachiopods of South America
1660:Paleozoic brachiopods of North America
1602:
1509:
1508:
1426:
1424:
1422:
1435:
1392:
1445:Stigall, Alycia (3 December 2013).
13:
1419:
14:
1931:
400:fossils have been found on every
1685:Paleozoic brachiopods of Oceania
1341:
1228:(de Sowerby and Murchison, 1839)
1184:L. tarwanpensis (Similoleptaena)
584:L. crassorugata (Similoleptaena)
122:
34:
1910:Fossils of Georgia (U.S. state)
1725:Paleozoic life of New Brunswick
1680:Paleozoic brachiopods of Europe
1675:Paleozoic brachiopods of Africa
392:
1650:Paleozoic animals of Australia
1490:
1465:
1386:
1038:(Alekseeva and Erlanger, 1983)
694:L. friedrichi (Similoleptaena)
16:Genus of paleozoic brachiopods
1:
1920:Fossil taxa described in 1828
1775:Fossils of the Czech Republic
1735:Paleozoic life of Nova Scotia
1645:Paleozoic brachiopods of Asia
1620:Prehistoric brachiopod genera
1453:. National Science Foundation
1393:Hoel, Ole (21 January 2014).
1334:
998:(Havlicek & Storch, 1990)
954:L. pertenuis (Similoleptaena)
938:Ivanovskii & Kulkov, 1974
908:(Havlicek & Storch, 1990)
798:(Havlicek & Storch, 1990)
788:(Havlicek & Storch, 1990)
598:(Havlicek & Storch, 1990)
1905:Fossils of the United States
1665:Paleozoic animals of Oceania
964:L. planitia (Similoleptaena)
262:
7:
1655:Paleozoic animals of Europe
1640:Paleozoic animals of Africa
1234:L. trifidium (Leptaenopoma)
804:L. laterorugata (Kurnamena)
754:L. ingrica (Similoleptaena)
10:
1936:
1720:Paleozoic life of Manitoba
1254:L. undosa (Similoleptaena)
1248:(Marek and HavlĂÄŤek, 1967)
1238:(Marek and HavlĂÄŤek, 1967)
411:
1750:Paleozoic life of Ontario
1745:Paleozoic life of Nunavut
1517:
299:Havlicek and Storch, 1990
276:
269:
259:
252:
239:
232:
119:Scientific classification
117:
110:
101:
23:
1900:Fossils of Great Britain
1755:Paleozoic life of Quebec
1451:Atlas of Ordovician Life
1164:L. spumiferra (Kurnamea)
291:Marek and HavlĂÄŤek, 1967
1760:Paleozoic life of Yukon
1610:Prehistoric brachiopods
538:Mergl & Massa, 1992
423:. Species in the genus
1855:Fossils of New Zealand
1690:Fossils of Afghanistan
1625:Ordovician brachiopods
1194:L. taxilla (Kurnamena)
914:L. palmrei (Kurnamena)
349:as late in age as the
337:that existed from the
1815:Fossils of Kazakhstan
1582:Paleobiology Database
1431:Paleobiology Database
112:Leptaena rhomboidalis
1915:Fossils of Venezuela
1825:Fossils of Lithuania
1795:Fossils of Greenland
1700:Fossils of Australia
1695:Fossils of Argentina
1635:Devonian brachiopods
1630:Silurian brachiopods
1399:Paleontology Journal
1204:L. tenuissimestriata
434:L. acuta (Kurnamena)
373:Physical description
1870:Fossils of Portugal
1840:Fossils of Mongolia
1770:Fossils of Colombia
1412:10.1155/2014/716053
1349:Paleontology portal
578:Easton et al., 1958
1895:Fossils of Ukraine
1850:Fossils of Myanmar
1845:Fossils of Morocco
1805:Fossils of Ireland
1790:Fossils of Germany
1780:Fossils of Estonia
1710:Fossils of Bolivia
1705:Fossils of Belarus
1178:(Spjeldnaes, 1957)
1058:(Wahlanberg, 1818)
858:Zhang et al., 1983
367:suspension feeders
353:. Like some other
32:Darriwilian–Emsian
1890:Fossils of Turkey
1885:Fossils of Sweden
1875:Fossils of Russia
1865:Fossils of Poland
1860:Fossils of Norway
1835:Fossils of Mexico
1820:Fossils of Latvia
1785:Fossils of France
1715:Fossils of Canada
1597:
1596:
1569:Open Tree of Life
1511:Taxon identifiers
1329:
1319:
1309:
1299:
1289:
1279:
1269:
1259:
1258:(Rõõmusoks, 2004)
1249:
1239:
1229:
1219:
1209:
1199:
1189:
1188:(Rõõmusoks, 2004)
1179:
1169:
1159:
1149:
1139:
1129:
1119:
1109:
1099:
1089:
1088:(Lindström, 1861)
1079:
1069:
1059:
1049:
1039:
1029:
1019:
1009:
999:
989:
979:
969:
968:(Rõõmusoks, 2004)
959:
958:(Rõõmusoks, 2004)
949:
939:
929:
919:
918:(Roomusoks, 2004)
909:
899:
889:
879:
869:
859:
849:
839:
829:
819:
809:
808:(Roomusoks, 1989)
799:
789:
779:
769:
759:
758:(Rõõmusoks, 2004)
749:
739:
729:
719:
714:L. haverfordensis
709:
699:
698:(Rõõmusoks, 2004)
689:
679:
669:
659:
649:
639:
629:
619:
609:
599:
589:
588:(Rõõmusoks, 2004)
579:
569:
559:
549:
539:
529:
519:
509:
499:
494:L. analogaeformis
489:
479:
469:
459:
449:
444:L. acuticuspidata
439:
438:(Roomusoks, 2004)
319:
318:
308:
300:
292:
284:
228:
1927:
1880:Fossils of Spain
1830:Fossils of Libya
1810:Fossils of Italy
1765:Fossils of China
1590:
1589:
1577:
1576:
1564:
1563:
1551:
1550:
1538:
1537:
1536:
1506:
1505:
1499:
1494:
1488:
1483:
1474:
1469:
1463:
1462:
1460:
1458:
1442:
1433:
1428:
1417:
1416:
1414:
1390:
1384:
1383:
1381:
1379:
1373:
1364:
1351:
1346:
1345:
1344:
1327:
1317:
1307:
1297:
1288:Spjeldnaes, 1957
1287:
1277:
1267:
1257:
1247:
1237:
1227:
1217:
1207:
1198:(Oraspold, 1965)
1197:
1187:
1177:
1167:
1157:
1147:
1137:
1128:(Williams, 1963)
1127:
1117:
1107:
1098:(Havlicek, 1967)
1097:
1087:
1077:
1067:
1064:L. richmondensis
1057:
1047:
1037:
1027:
1017:
1007:
997:
987:
977:
967:
957:
948:(Roomusoks 1989)
947:
937:
927:
917:
907:
897:
887:
877:
867:
857:
847:
837:
828:(Havlicek, 1967)
827:
818:(Havlicek, 1967)
817:
807:
797:
787:
777:
767:
757:
748:(Williams, 1962)
747:
738:Spjeldnaes, 1957
737:
727:
717:
707:
697:
687:
678:Spjeldnaes, 1957
677:
668:(Havlicek, 1967)
667:
658:(Williams, 1962)
657:
647:
637:
627:
618:(Oraspold, 1956)
617:
607:
597:
587:
577:
567:
557:
547:
537:
527:
517:
507:
497:
488:(Havlicek, 1967)
487:
477:
468:(Oraspold, 1956)
467:
457:
447:
437:
351:Tournasian epoch
339:Dariwilian epoch
306:
298:
290:
282:
226:
219:
206:
193:
180:
167:
127:
126:
106:
96:
33:
29:Temporal range:
21:
20:
1935:
1934:
1930:
1929:
1928:
1926:
1925:
1924:
1800:Fossils of Iran
1600:
1599:
1598:
1593:
1585:
1580:
1572:
1567:
1559:
1554:
1546:
1541:
1532:
1531:
1526:
1513:
1503:
1502:
1497:Catalog of Life
1495:
1491:
1484:
1477:
1470:
1466:
1456:
1454:
1443:
1436:
1429:
1420:
1391:
1387:
1377:
1375:
1371:
1365:
1358:
1347:
1342:
1340:
1337:
1332:
1224:L. tenuistriata
1148:Roomusoks, 2004
1054:L. rhomboidalis
1024:L. quadrilatera
994:L. provellerosa
884:L. oklahomensis
648:(Sowerby, 1825)
478:Rybnikova, 1966
414:
395:
375:
312:Turgenostrophia
307:Roomusoks, 1989
283:Roomusoks, 1989
265:
248:
245:
242:Leptaena rugosa
225:
217:
204:
195:Rafinesquinidae
191:
178:
165:
121:
97:
95:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
44:
39:
31:
30:
27:
17:
12:
11:
5:
1933:
1923:
1922:
1917:
1912:
1907:
1902:
1897:
1892:
1887:
1882:
1877:
1872:
1867:
1862:
1857:
1852:
1847:
1842:
1837:
1832:
1827:
1822:
1817:
1812:
1807:
1802:
1797:
1792:
1787:
1782:
1777:
1772:
1767:
1762:
1757:
1752:
1747:
1742:
1737:
1732:
1727:
1722:
1717:
1712:
1707:
1702:
1697:
1692:
1687:
1682:
1677:
1672:
1667:
1662:
1657:
1652:
1647:
1642:
1637:
1632:
1627:
1622:
1617:
1612:
1595:
1594:
1592:
1591:
1578:
1565:
1552:
1539:
1523:
1521:
1515:
1514:
1501:
1500:
1489:
1475:
1464:
1434:
1418:
1385:
1355:
1354:
1353:
1352:
1336:
1333:
1331:
1330:
1320:
1310:
1308:Williams, 1963
1300:
1298:Havlicek, 1967
1290:
1280:
1278:Bancroft, 1949
1270:
1260:
1250:
1240:
1230:
1220:
1214:L. tenuistrata
1210:
1200:
1190:
1180:
1170:
1160:
1150:
1140:
1134:L. semiradiata
1130:
1124:L. salopiensis
1120:
1118:Oraspold, 1956
1110:
1108:(Dalman, 1828)
1100:
1090:
1080:
1070:
1060:
1050:
1040:
1030:
1020:
1018:Bancroft, 1949
1010:
1000:
990:
980:
970:
960:
950:
944:L. paucirugata
940:
930:
924:L. parvirugata
920:
910:
900:
898:(Cooper, 1956)
890:
880:
878:Havlicek, 1967
870:
860:
850:
844:L. moniquensis
840:
834:L. martinensis
830:
820:
810:
800:
790:
780:
774:L. kentuckiana
770:
760:
750:
740:
730:
720:
718:Bancroft, 1949
710:
700:
690:
680:
670:
660:
650:
640:
630:
628:(Baarli, 1995)
620:
610:
600:
590:
580:
570:
560:
550:
540:
530:
524:L. bergstroemi
520:
518:(Thomas, 1905)
510:
500:
490:
480:
470:
460:
450:
440:
429:
413:
410:
394:
391:
374:
371:
317:
316:
315:
314:
309:
304:Similoleptaena
301:
293:
285:
274:
273:
267:
266:
260:
257:
256:
250:
249:
246:
237:
236:
230:
229:
215:
211:
210:
202:
198:
197:
189:
185:
184:
176:
172:
171:
163:
159:
158:
153:
149:
148:
143:
139:
138:
133:
129:
128:
115:
114:
108:
107:
99:
98:
90:
85:
80:
75:
70:
65:
60:
55:
50:
45:
40:
35:
28:
15:
9:
6:
4:
3:
2:
1932:
1921:
1918:
1916:
1913:
1911:
1908:
1906:
1903:
1901:
1898:
1896:
1893:
1891:
1888:
1886:
1883:
1881:
1878:
1876:
1873:
1871:
1868:
1866:
1863:
1861:
1858:
1856:
1853:
1851:
1848:
1846:
1843:
1841:
1838:
1836:
1833:
1831:
1828:
1826:
1823:
1821:
1818:
1816:
1813:
1811:
1808:
1806:
1803:
1801:
1798:
1796:
1793:
1791:
1788:
1786:
1783:
1781:
1778:
1776:
1773:
1771:
1768:
1766:
1763:
1761:
1758:
1756:
1753:
1751:
1748:
1746:
1743:
1741:
1738:
1736:
1733:
1731:
1728:
1726:
1723:
1721:
1718:
1716:
1713:
1711:
1708:
1706:
1703:
1701:
1698:
1696:
1693:
1691:
1688:
1686:
1683:
1681:
1678:
1676:
1673:
1671:
1668:
1666:
1663:
1661:
1658:
1656:
1653:
1651:
1648:
1646:
1643:
1641:
1638:
1636:
1633:
1631:
1628:
1626:
1623:
1621:
1618:
1616:
1615:Strophomenida
1613:
1611:
1608:
1607:
1605:
1588:
1583:
1579:
1575:
1570:
1566:
1562:
1557:
1553:
1549:
1544:
1540:
1535:
1529:
1525:
1524:
1522:
1520:
1516:
1512:
1507:
1498:
1493:
1487:
1482:
1480:
1473:
1468:
1452:
1448:
1441:
1439:
1432:
1427:
1425:
1423:
1413:
1408:
1404:
1400:
1396:
1389:
1374:. Smithsonian
1370:
1363:
1361:
1356:
1350:
1339:
1326:
1325:
1321:
1316:
1315:
1311:
1306:
1305:
1304:L. ventricosa
1301:
1296:
1295:
1291:
1286:
1285:
1284:L. veldrensis
1281:
1276:
1275:
1271:
1268:(Cocks, 1968)
1266:
1265:
1261:
1256:
1255:
1251:
1246:
1245:
1241:
1236:
1235:
1231:
1226:
1225:
1221:
1218:Sowerby, 1839
1216:
1215:
1211:
1206:
1205:
1201:
1196:
1195:
1191:
1186:
1185:
1181:
1176:
1175:
1171:
1166:
1165:
1161:
1158:Bassett, 1977
1156:
1155:
1151:
1146:
1145:
1141:
1138:Sowerby, 1842
1136:
1135:
1131:
1126:
1125:
1121:
1116:
1115:
1111:
1106:
1105:
1101:
1096:
1095:
1091:
1086:
1085:
1081:
1076:
1075:
1071:
1068:Foerste, 1909
1066:
1065:
1061:
1056:
1055:
1051:
1046:
1045:
1041:
1036:
1035:
1031:
1028:(Logan, 1863)
1026:
1025:
1021:
1016:
1015:
1011:
1006:
1005:
1001:
996:
995:
991:
986:
985:
984:L. praequalis
981:
976:
975:
971:
966:
965:
961:
956:
955:
951:
946:
945:
941:
936:
935:
934:L. parvissima
931:
926:
925:
921:
916:
915:
911:
906:
905:
901:
896:
895:
894:L. ordovicica
891:
886:
885:
881:
876:
875:
871:
866:
865:
864:L. nassichuki
861:
856:
855:
854:L. nanaformis
851:
848:Foerste, 1924
846:
845:
841:
836:
835:
831:
826:
825:
821:
816:
815:
814:L. lemniscata
811:
806:
805:
801:
796:
795:
791:
786:
785:
781:
776:
775:
771:
766:
765:
761:
756:
755:
751:
746:
745:
741:
736:
735:
731:
728:Bassett, 1974
726:
725:
721:
716:
715:
711:
708:(James, 1874)
706:
705:
701:
696:
695:
691:
688:Klenina, 1984
686:
685:
681:
676:
675:
671:
666:
665:
661:
656:
655:
651:
646:
645:
641:
636:
635:
631:
626:
625:
621:
616:
615:
614:L. cryptoides
611:
606:
605:
601:
596:
595:
591:
586:
585:
581:
576:
575:
571:
566:
565:
561:
556:
555:
554:L. contermina
551:
546:
545:
541:
536:
535:
531:
526:
525:
521:
516:
515:
511:
506:
505:
501:
498:Biernat, 1966
496:
495:
491:
486:
485:
481:
476:
475:
471:
466:
465:
461:
456:
455:
451:
446:
445:
441:
436:
435:
431:
430:
428:
426:
422:
418:
409:
407:
403:
399:
390:
388:
387:Strophomenids
383:
379:
370:
368:
364:
360:
356:
355:Strophomenids
352:
348:
344:
340:
336:
333:of mid-sized
332:
329:
325:
324:
313:
310:
305:
302:
297:
294:
289:
286:
281:
278:
277:
275:
272:
268:
264:
258:
255:
251:
244:
243:
238:
235:
231:
224:
223:
216:
213:
212:
209:
203:
200:
199:
196:
190:
187:
186:
183:
182:Strophomenida
177:
174:
173:
170:
169:Strophomenata
164:
161:
160:
157:
154:
151:
150:
147:
144:
141:
140:
137:
134:
131:
130:
125:
120:
116:
113:
109:
105:
100:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
43:
38:
26:
22:
19:
1518:
1492:
1467:
1455:. Retrieved
1450:
1402:
1398:
1388:
1376:. Retrieved
1322:
1318:Lamont, 1947
1312:
1302:
1294:L. vellerosa
1292:
1282:
1272:
1262:
1252:
1242:
1232:
1222:
1212:
1202:
1192:
1182:
1172:
1168:(Opik, 1930)
1162:
1152:
1142:
1132:
1122:
1114:L. rugosides
1112:
1102:
1094:L. rugaurita
1092:
1082:
1074:L. roomusoki
1072:
1062:
1052:
1042:
1032:
1022:
1012:
1002:
992:
988:Rozman, 1977
982:
972:
962:
952:
942:
932:
922:
912:
902:
892:
888:Amsden, 1951
882:
872:
862:
852:
842:
832:
824:L. limbifera
822:
812:
802:
792:
782:
772:
768:(Ă–pik, 1930)
764:L. juvenilis
762:
752:
744:L. infrunita
742:
732:
724:L. holcrofti
722:
712:
702:
692:
684:L. enucleata
682:
672:
662:
654:L. diademata
652:
642:
638:Amsden, 1949
632:
622:
612:
602:
592:
582:
572:
568:Weller, 1914
562:
552:
548:Caster, 1939
542:
534:L. borghiana
532:
522:
514:L. argentina
512:
502:
492:
482:
472:
462:
458:Amsden, 1974
452:
448:Amsden, 1958
442:
432:
424:
416:
415:
397:
396:
393:Distribution
381:
377:
376:
358:
343:Emsian epoch
322:
321:
320:
311:
303:
295:
288:Leptaenopoma
287:
279:
247:Dalman, 1828
240:
234:Type species
227:Dalman, 1828
221:
220:
111:
24:
18:
1486:Fossilworks
1328:Cocks, 1968
1324:L. ziegleri
1264:L. valentia
1244:L. trifidum
1208:McCoy, 1852
1078:Cocks, 2005
1048:Cocks, 1968
1014:L. quadrata
1008:Cocks, 1968
1004:L. purpurea
978:Kelly, 1967
974:L. poulseni
868:Smith, 1980
838:Cocks, 1968
734:L. indigena
674:L. ennessbe
644:L. depressa
634:L. delicata
558:Cocks, 1968
528:Cocks, 2005
508:Kelly, 1967
454:L. aequalis
208:Leptaeninae
201:Subfamily:
156:Brachiopoda
1604:Categories
1447:"Leptaena"
1335:References
1174:L. strandi
1154:L. sperion
1144:L. senecta
928:Hoel, 2005
794:L. lappina
778:Pope, 1982
704:L. gibbosa
664:L. electra
624:L. dejecta
608:Opik, 1930
574:L. cooperi
564:L. convexa
504:L. arberae
406:Antarctica
335:brachiopod
1274:L. valida
1104:L. rugosa
1084:L. rugata
544:L. boyaca
484:L. amelia
474:L. altera
464:L. alliku
421:subgenera
402:continent
363:epifaunal
280:Kurnamena
142:Kingdom:
136:Eukaryota
1534:Q2127212
1528:Wikidata
1519:Leptaena
1457:26 March
1405:: 1–14.
1378:31 March
1044:L. reedi
904:L. orhor
874:L. odeon
784:L. lappa
604:L.crypta
594:L. croma
425:Leptaena
417:Leptaena
398:Leptaena
382:Leptaena
378:Leptaena
359:Lepteana
323:Leptaena
271:Synonyms
222:Leptaena
188:Family:
152:Phylum:
146:Animalia
132:Domain:
25:Leptaena
1574:4163806
1561:1435442
1548:8338992
1314:L. zeta
1034:L. rara
412:Species
404:except
341:to the
328:extinct
296:Orhoria
263:Species
254:Species
214:Genus:
175:Order:
162:Class:
347:strata
326:is an
1587:27544
1556:IRMNG
1372:(PDF)
361:were
331:genus
1543:GBIF
1459:2020
1403:2014
1380:2020
261:See
37:Preęž’
1407:doi
1606::
1584::
1571::
1558::
1545::
1530::
1478:^
1449:.
1437:^
1421:^
1401:.
1397:.
1359:^
408:.
389:.
369:.
357:,
87:Pg
1461:.
1415:.
1409::
1382:.
218:â€
205:â€
192:â€
179:â€
166:â€
92:N
82:K
77:J
72:T
67:P
62:C
57:D
52:S
47:O
42:ęž’
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