752:
42:
60:
613:
1350:
1370:
1551:
1360:
248:. The second pair of antennae are biramous, and the major joint within the body is located between the fourth and fifth body segments. They typically have a wide
1590:
602:
1525:
1564:
766:
1290:
681:
555:
645:
1652:
577:
617:
1569:
1577:
1355:
59:
1447:
1434:
1280:
791:
1685:
1504:
1270:
771:
736:
1595:
1517:
1325:
987:
859:
846:
1265:
1245:
711:
1680:
1387:
1275:
1127:
638:
1626:
1320:
1147:
1090:
825:
691:
455:
244:
Harpacticoids are distinguished from other copepods by the presence of only a very short pair of first
1644:
1452:
465:
1605:
1072:
872:
776:
741:
606:
425:
285:
1657:
1315:
1250:
1017:
1006:
883:
866:
450:
751:
572:
1425:
505:
490:
440:
355:
335:
202:
54:
1631:
525:
480:
41:
1613:
1473:
1210:
1205:
1200:
1022:
941:
786:
706:
631:
551:
470:
325:
265:
245:
136:
121:
1618:
1556:
1152:
1132:
1056:
930:
877:
816:
485:
435:
1260:
1137:
963:
947:
935:
676:
430:
365:
340:
330:
300:
295:
218:
206:
164:
213:
or live in association with other organisms. Harpacticoida represents the second-largest
1512:
1499:
1330:
1061:
976:
852:
515:
475:
460:
420:
380:
315:
1674:
1439:
1340:
1310:
1195:
917:
894:
831:
801:
796:
415:
410:
375:
350:
320:
305:
280:
1478:
1335:
1230:
1157:
1112:
1084:
981:
957:
806:
731:
701:
696:
686:
510:
405:
400:
360:
1582:
1538:
1419:
1300:
1285:
1235:
1100:
924:
721:
716:
671:
495:
445:
385:
370:
345:
270:
194:
111:
612:
1185:
1122:
1051:
1043:
841:
836:
781:
500:
395:
310:
290:
175:
1410:
1486:
1255:
1240:
1180:
1162:
1142:
1117:
1078:
1066:
906:
275:
214:
198:
193:
found throughout the world in the marine environment (most families) and in
172:
91:
71:
17:
1460:
1404:
1305:
1011:
970:
952:
726:
663:
654:
603:
Harpacticoida, Guide to the marine zooplankton of south eastern
Australia
520:
222:
210:
1465:
225:. In Arctic and Antarctic seas, Harpacticoida are common inhabitants of
1365:
1295:
1172:
911:
390:
249:
226:
190:
187:
183:
168:
101:
1543:
1027:
998:
81:
1530:
1381:
1491:
1639:
179:
1345:
1385:
627:
550:. Philadelphia, PA: Holt-Saunders International. p. 692.
623:
260:
1394:
1223:
1171:
1099:
1042:
997:
893:
815:
759:
661:
229:. The name Harpacticoida comes from the Greek noun
639:
607:Tasmanian Aquaculture and Fisheries Institute
8:
252:, and often have a somewhat worm-like body.
1382:
1105:
899:
646:
632:
624:
40:
31:
538:
7:
1645:BD3787D0-FFA8-FFFC-3AC8-F974FEA1E50A
1606:9b558c8b-71bb-4196-aba5-1b7f85a33747
1518:ddf34b07-2363-4d42-a708-242086515768
233:(rapacious predator) and the suffix
25:
750:
611:
578:World Register of Marine Species
58:
1:
682:High lipid content microalgae
1281:Fish diseases and parasites
792:Photosynthetic picoplankton
178:. This order comprises 463
1702:
1271:Dimethylsulfoniopropionate
772:Heterotrophic picoplankton
1326:Marine primary production
1108:
902:
748:
546:Robert D. Barnes (1982).
239:reminiscent of a predator
149:
144:
55:Scientific classification
53:
48:
39:
34:
1246:Algal nutrient solutions
988:Thalassiosira pseudonana
860:Flavobacterium columnare
847:Enteric redmouth disease
1266:Diel vertical migration
782:Microphyte (microalgae)
767:Eukaryotic picoplankton
712:Paradox of the plankton
1128:Gelatinous zooplankton
1627:Paleobiology Database
1321:Marine microorganisms
1091:Velvet (fish disease)
826:Aeromonas salmonicida
692:Marine microorganisms
209:). A few of them are
49:Harpacticoid copepod
1513:Fauna Europaea (new)
1073:Pfiesteria piscicida
873:Marine bacteriophage
777:Marine microplankton
548:Invertebrate Zoology
237:(akin to) and means
27:Order of crustaceans
1316:Ocean acidification
1251:Artificial seawater
1018:Coscinodiscophyceae
884:Streptococcus iniae
867:Pelagibacter ubique
451:Phyllognathopodidae
506:Tetragonicipitidae
491:Superornatiremidae
441:Parastenocarididae
336:Darcythompsoniidae
203:Parastenocarididae
186:; its members are
1686:Crustacean orders
1668:
1667:
1614:Open Tree of Life
1388:Taxon identifiers
1379:
1378:
1219:
1218:
1206:Siphonostomatoida
1201:Poecilostomatoida
1153:Crustacean larvae
1057:Choanoflagellates
1038:
1037:
1028:Bacillariophyceae
1023:Fragilariophyceae
942:Emiliania huxleyi
787:Nanophytoplankton
707:Milky seas effect
557:978-0-03-056747-6
471:Pseudotachidiidae
456:Pontostratiotidae
326:Cylindropsyllidae
266:Adenopleurellidae
197:(essentially the
158:
157:
140:
16:(Redirected from
1693:
1661:
1660:
1648:
1647:
1635:
1634:
1622:
1621:
1609:
1608:
1599:
1598:
1586:
1585:
1583:NHMSYS0021051318
1573:
1572:
1560:
1559:
1547:
1546:
1534:
1533:
1521:
1520:
1508:
1507:
1495:
1494:
1482:
1481:
1469:
1468:
1456:
1455:
1443:
1442:
1430:
1429:
1428:
1415:
1414:
1413:
1383:
1133:Hunting copepods
1106:
931:Chaetocerotaceae
900:
817:Bacterioplankton
754:
648:
641:
634:
625:
616:Data related to
615:
590:
589:
587:
585:
568:
562:
561:
543:
486:Rotundiclipeidae
466:Protolatiremidae
436:Parastenheliidae
219:marine sediments
182:and about 3,000
135:
63:
62:
44:
32:
21:
1701:
1700:
1696:
1695:
1694:
1692:
1691:
1690:
1671:
1670:
1669:
1664:
1656:
1651:
1643:
1638:
1630:
1625:
1617:
1612:
1604:
1602:
1594:
1589:
1581:
1576:
1568:
1563:
1555:
1550:
1542:
1537:
1529:
1524:
1516:
1511:
1503:
1498:
1490:
1485:
1477:
1472:
1464:
1459:
1451:
1446:
1438:
1433:
1424:
1423:
1418:
1409:
1408:
1403:
1390:
1380:
1375:
1306:Marine mucilage
1261:Biological pump
1215:
1167:
1138:Ichthyoplankton
1095:
1062:Dinoflagellates
1034:
993:
964:Nannochloropsis
948:Eustigmatophyte
936:Coccolithophore
889:
811:
755:
746:
677:CLAW hypothesis
657:
652:
599:
594:
593:
583:
581:
573:"Harpacticoida"
570:
569:
565:
558:
545:
544:
540:
535:
530:
431:Paramesochridae
426:Parameiropsidae
366:Laophontopsidae
341:Ectinosomatidae
331:Dactylopusiidae
301:Canthocamptidae
296:Balaenophilidae
258:
207:Canthocamptidae
134:
57:
28:
23:
22:
15:
12:
11:
5:
1699:
1697:
1689:
1688:
1683:
1673:
1672:
1666:
1665:
1663:
1662:
1649:
1636:
1623:
1610:
1600:
1587:
1574:
1561:
1548:
1535:
1522:
1509:
1500:Fauna Europaea
1496:
1483:
1470:
1457:
1444:
1431:
1416:
1400:
1398:
1392:
1391:
1386:
1377:
1376:
1374:
1373:
1368:
1363:
1358:
1353:
1348:
1343:
1338:
1333:
1331:Pseudoplankton
1328:
1323:
1318:
1313:
1308:
1303:
1298:
1293:
1288:
1283:
1278:
1273:
1268:
1263:
1258:
1253:
1248:
1243:
1238:
1233:
1227:
1225:
1224:Related topics
1221:
1220:
1217:
1216:
1214:
1213:
1208:
1203:
1198:
1193:
1188:
1183:
1177:
1175:
1173:Copepod orders
1169:
1168:
1166:
1165:
1160:
1155:
1150:
1145:
1140:
1135:
1130:
1125:
1120:
1115:
1109:
1103:
1097:
1096:
1094:
1093:
1088:
1081:
1076:
1069:
1064:
1059:
1054:
1048:
1046:
1040:
1039:
1036:
1035:
1033:
1032:
1031:
1030:
1025:
1020:
1009:
1003:
1001:
995:
994:
992:
991:
984:
979:
977:Prasinophyceae
974:
967:
960:
955:
950:
945:
938:
933:
928:
921:
914:
909:
903:
897:
891:
890:
888:
887:
880:
875:
870:
863:
856:
853:Flavobacterium
849:
844:
839:
834:
829:
821:
819:
813:
812:
810:
809:
804:
799:
794:
789:
784:
779:
774:
769:
763:
761:
757:
756:
749:
747:
745:
744:
739:
734:
729:
724:
719:
714:
709:
704:
699:
694:
689:
684:
679:
674:
668:
666:
659:
658:
653:
651:
650:
643:
636:
628:
622:
621:
620:at Wikispecies
609:
598:
597:External links
595:
592:
591:
563:
556:
537:
536:
534:
531:
529:
528:
523:
518:
516:Thompsonulidae
513:
508:
503:
498:
493:
488:
483:
478:
476:Rhizothricidae
473:
468:
463:
461:Porcellidiidae
458:
453:
448:
443:
438:
433:
428:
423:
421:Orthopsyllidae
418:
413:
408:
403:
398:
393:
388:
383:
381:Leptopontiidae
378:
373:
368:
363:
358:
353:
348:
343:
338:
333:
328:
323:
318:
316:Cletopsyllidae
313:
308:
303:
298:
293:
288:
286:Arenopontiidae
283:
278:
273:
268:
262:
257:
254:
156:
155:
147:
146:
142:
141:
129:
125:
124:
119:
115:
114:
109:
105:
104:
99:
95:
94:
89:
85:
84:
79:
75:
74:
69:
65:
64:
51:
50:
46:
45:
37:
36:
35:Harpacticoida
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1698:
1687:
1684:
1682:
1681:Harpacticoida
1679:
1678:
1676:
1659:
1654:
1650:
1646:
1641:
1637:
1633:
1628:
1624:
1620:
1615:
1611:
1607:
1601:
1597:
1592:
1588:
1584:
1579:
1575:
1571:
1566:
1562:
1558:
1553:
1549:
1545:
1540:
1536:
1532:
1527:
1523:
1519:
1514:
1510:
1506:
1501:
1497:
1493:
1488:
1484:
1480:
1475:
1471:
1467:
1462:
1458:
1454:
1449:
1445:
1441:
1440:Harpacticoida
1436:
1432:
1427:
1426:Harpacticoida
1421:
1417:
1412:
1406:
1402:
1401:
1399:
1397:
1396:Harpacticoida
1393:
1389:
1384:
1372:
1369:
1367:
1364:
1362:
1359:
1357:
1354:
1352:
1349:
1347:
1344:
1342:
1341:Tychoplankton
1339:
1337:
1334:
1332:
1329:
1327:
1324:
1322:
1319:
1317:
1314:
1312:
1311:Microbial mat
1309:
1307:
1304:
1302:
1299:
1297:
1294:
1292:
1289:
1287:
1284:
1282:
1279:
1277:
1274:
1272:
1269:
1267:
1264:
1262:
1259:
1257:
1254:
1252:
1249:
1247:
1244:
1242:
1239:
1237:
1234:
1232:
1229:
1228:
1226:
1222:
1212:
1209:
1207:
1204:
1202:
1199:
1197:
1196:Monstrilloida
1194:
1192:
1191:Harpacticoida
1189:
1187:
1184:
1182:
1179:
1178:
1176:
1174:
1170:
1164:
1161:
1159:
1156:
1154:
1151:
1149:
1148:Marine larvae
1146:
1144:
1141:
1139:
1136:
1134:
1131:
1129:
1126:
1124:
1121:
1119:
1116:
1114:
1111:
1110:
1107:
1104:
1102:
1098:
1092:
1089:
1087:
1086:
1082:
1080:
1077:
1075:
1074:
1070:
1068:
1065:
1063:
1060:
1058:
1055:
1053:
1050:
1049:
1047:
1045:
1041:
1029:
1026:
1024:
1021:
1019:
1015:
1014:
1013:
1010:
1008:
1005:
1004:
1002:
1000:
999:Diatom orders
996:
990:
989:
985:
983:
980:
978:
975:
973:
972:
968:
966:
965:
961:
959:
956:
954:
951:
949:
946:
944:
943:
939:
937:
934:
932:
929:
927:
926:
922:
920:
919:
918:Bacteriastrum
915:
913:
910:
908:
905:
904:
901:
898:
896:
895:Phytoplankton
892:
886:
885:
881:
879:
876:
874:
871:
869:
868:
864:
862:
861:
857:
855:
854:
850:
848:
845:
843:
840:
838:
835:
833:
832:Cyanobacteria
830:
828:
827:
823:
822:
820:
818:
814:
808:
805:
803:
802:Picoeukaryote
800:
798:
797:Picobiliphyte
795:
793:
790:
788:
785:
783:
780:
778:
775:
773:
770:
768:
765:
764:
762:
758:
753:
743:
740:
738:
735:
733:
730:
728:
725:
723:
720:
718:
715:
713:
710:
708:
705:
703:
700:
698:
695:
693:
690:
688:
685:
683:
680:
678:
675:
673:
670:
669:
667:
665:
660:
656:
649:
644:
642:
637:
635:
630:
629:
626:
619:
618:Harpacticoida
614:
610:
608:
604:
601:
600:
596:
580:
579:
574:
567:
564:
559:
553:
549:
542:
539:
532:
527:
524:
522:
519:
517:
514:
512:
509:
507:
504:
502:
499:
497:
494:
492:
489:
487:
484:
482:
479:
477:
474:
472:
469:
467:
464:
462:
459:
457:
454:
452:
449:
447:
444:
442:
439:
437:
434:
432:
429:
427:
424:
422:
419:
417:
416:Novocriniidae
414:
412:
411:Normanellidae
409:
407:
404:
402:
399:
397:
394:
392:
389:
387:
384:
382:
379:
377:
376:Leptastacidae
374:
372:
369:
367:
364:
362:
359:
357:
354:
352:
351:Harpacticidae
349:
347:
344:
342:
339:
337:
334:
332:
329:
327:
324:
322:
321:Cristacoxidae
319:
317:
314:
312:
309:
307:
306:Chappuisiidae
304:
302:
299:
297:
294:
292:
289:
287:
284:
282:
281:Ancorabolidae
279:
277:
274:
272:
269:
267:
264:
263:
261:
255:
253:
251:
247:
242:
240:
236:
232:
228:
224:
220:
216:
212:
208:
204:
200:
196:
192:
189:
185:
181:
177:
174:
170:
166:
162:
161:Harpacticoida
154:
153:
148:
143:
138:
133:
132:Harpacticoida
130:
127:
126:
123:
120:
117:
116:
113:
110:
107:
106:
103:
100:
97:
96:
93:
90:
87:
86:
83:
80:
77:
76:
73:
70:
67:
66:
61:
56:
52:
47:
43:
38:
33:
30:
19:
1395:
1336:Stromatolite
1231:Aeroplankton
1190:
1158:Salmon louse
1113:Chaetognatha
1085:Symbiodinium
1083:
1071:
986:
982:Raphidophyte
969:
962:
958:Stramenopile
940:
923:
916:
882:
865:
858:
851:
824:
807:Picoplankton
732:Spring bloom
702:Mycoplankton
697:Meroplankton
687:Holoplankton
582:. Retrieved
576:
566:
547:
541:
511:Thalestridae
406:Neobradyidae
401:Nannopodidae
361:Laophontidae
259:
243:
238:
234:
230:
160:
159:
151:
150:
131:
118:Superorder:
108:Infraclass:
29:
18:Harpacticoid
1539:iNaturalist
1420:Wikispecies
1301:Manta trawl
1286:Heterotroph
1236:Algaculture
1101:Zooplankton
1044:Flagellates
925:Chaetoceros
878:SAR11 clade
737:Thin layers
722:Planktology
717:Planktivore
672:Algal bloom
584:13 December
496:Tachidiidae
446:Peltidiidae
386:Louriniidae
371:Latiremidae
356:Idyanthidae
346:Hamondiidae
271:Aegisthidae
231:harpacticon
195:fresh water
112:Neocopepoda
1675:Categories
1296:Macroalgae
1256:Autotrophs
1186:Cyclopoida
1123:Ctenophora
1052:Brevetoxin
842:Cyanotoxin
837:Cyanobiont
533:References
526:Zosimeidae
501:Tegastidae
396:Miraciidae
311:Cletodidae
291:Argestidae
215:meiofaunal
211:planktonic
137:G. O. Sars
92:Arthropoda
1241:Algal mat
1181:Calanoida
1163:Sea louse
1143:Jellyfish
1118:Ciguatera
1079:Saxitoxin
1067:Flagellum
1016:Classes:
1007:Centrales
907:Auxospore
481:Rometidae
276:Ameiridae
223:nematodes
217:group in
199:Ameiridae
176:Crustacea
173:subphylum
171:, in the
145:Families
78:Kingdom:
72:Eukaryota
1461:BugGuide
1405:Wikidata
1012:Pennales
971:Navicula
953:Frustule
727:Red tide
664:plankton
655:Plankton
521:Tisbidae
256:Families
246:antennae
221:, after
205:and the
191:copepods
169:copepods
152:See text
122:Podoplea
102:Copepoda
88:Phylum:
82:Animalia
68:Domain:
1411:Q146286
1366:MOCNESS
1276:f-ratio
1211:More...
912:Axodine
760:By size
742:More...
571:WoRMS.
391:Metidae
250:abdomen
227:sea ice
188:benthic
184:species
128:Order:
98:Class:
1632:133255
1619:604252
1603:NZOR:
1492:1HRPCO
1466:353726
1361:AusCPR
1351:C-MORE
662:About
554:
180:genera
163:is an
139:, 1903
1653:WoRMS
1640:Plazi
1596:41212
1570:86110
1557:10816
1552:IRMNG
1544:85521
1505:13276
1479:7NFBH
165:order
1658:1102
1591:NCBI
1565:ITIS
1531:1415
1526:GBIF
1487:EPPO
1448:BOLD
1371:SCAR
1346:Zoid
1291:HNLC
586:2022
552:ISBN
235:-oid
1578:NBN
1474:CoL
1453:390
1435:AFD
1356:CPR
167:of
1677::
1655::
1642::
1629::
1616::
1593::
1580::
1567::
1554::
1541::
1528::
1515::
1502::
1489::
1476::
1463::
1450::
1437::
1422::
1407::
605:,
575:.
241:.
201:,
647:e
640:t
633:v
588:.
560:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
