Knowledge (XXG)

Evarcha certa

Source 📝

56: 33: 499:. Others have light spots at the very back of the abdomen. All have an abdomen that is covered in brown or greyish hairs, interspersed with thick brown bristles. The underside is grey with a pattern of darker spots dotted across its surface and three darker lines that stretch down from towards the front to nearer to the back. The spider has yellow 492:
is larger than its carapace, measuring between 2.7 and 3.4 mm (0.11 and 0.13 in) in length and having a width of between 1.9 and 2.5 mm (0.07 and 0.10 in). It is generally brownish-grey, although some examples are yellow. All have a brown pattern. Some have a number of indistinct
468:
is covered with a large number of greyish hairs. The area around the eyes themselves is black, some of which are encircled by small yellowish grey scales and long brown bristles. Some examples have yellow scales. The underside of the cephalothorax, or
538:
Jumping spiders do not spin webs to catch prey but rather hunt using their eyesight, which combines high depth perception, spatial definition that surpasses that of many vertebrates and the ability to operate in a range of light levels.
607:
in lush grass near a stream at a height of 1,800 m (5,900 ft) above sea level. The spider seems to show a particular preference for meadows that include grasses of the genus
940:
Maddison, Wayne P.; Bodner, Melissa R.; Needham, Karen M. (2008). "Salticid spider phylogeny revisited, with the discovery of a large Australasian clade (Araneae: Salticidae)".
1311: 530:
are long. The relatively short length of the insemination ducts and simple design of the spermathecae help identify the species. The male has not been described.
477:, is high and light. Its mouthparts are distinctive. The chelicerae are light brown with two teeth to the front and a single tooth to the back. The light brown 1403: 493:
design. Others have irregular brown patches, some of which are lighter and arrow shaped. Some examples have an abdominal pattern similar to the related
269:. The abdomen has a pattern consisting of irregular brown patches, although this differs between individual spiders. The spider has orange or yellow 1285: 526:, or receptacles, are also heavily sclerotized. They have thick walls and a simple design, consisting of a small number of chambers. The accessory 1324: 560:
spiders live across the world, although those found in North America may be accidental migrants. Although the genus is found across Africa,
460:. The cephalothorax is between 2.6 and 2.9 mm (0.10 and 0.11 in) long and 2 and 2.4 mm (0.08 and 0.09 in) wide. The 1393: 421:. In the following year, in 2016, Prószyński added the genus to a group of genera named Evarchines, named after the genus, along with 588:, in 1985 at an altitude of 450 m (1,480 ft) above sea level. Others have been found across the country, including near 1329: 1135:
Wesołowska, Wanda; Tomasiewicz, Beata (2008). "New species and records of Ethiopian jumping spiders (Araneae, Salticidae)".
482: 522:. The copulatory openings are to the rear of the epigyne and lead to, initially, narrow, simple insemination ducts. The 478: 543:
spiders often ambush their prey. The spiders will frequently live in nests constructed of webs. A study of the related
1185:
Wolff, Jonas O.; Gorb, Stanislav N. (2012). "Comparative morphology of pretarsal scopulae in eleven spider families".
569: 474: 470: 377: 266: 257:
that is between 2.7 and 3.4 mm (0.11 and 0.13 in) long. The cephalothorax has a reddish-brown topside, or
1398: 1378: 330: 55: 1383: 599:
The spider thrives in grasslands, particularly near water. It has been collected on grass on a rock face near
452:
is small with looks that are typical for the genus. The spider's body is divided into two main parts: an oval
1064: 341:
word that can be translated "unquestionable" and recalls the relationship between this species and the genus
337:
in 1902. The genus is one of the largest, with members found on four continents. The species is named for a
1148:
Wiśniewski, Konrad (2020). "Over 40 years with jumping spiders: on the 70th birthday of Wanda Wesołowska".
1212: 982: 349: 320:
Wesołowska during her career, making her one of the most prolific in the field. They allocated it to the
1355: 180: 1350: 1272: 1388: 1060: 309: 305: 246: 242: 197: 1250: 1173: 961:
Maddison, Wayne P .; Hedin, Marshal C. (2003). "Jumping spider phylogeny (Araneae: Salticidae)".
928: 585: 50: 603:
at an altitude of 1,900 m (6,200 ft) above sea level. Another specimen was found near
1316: 1337: 1259: 1165: 1342: 1194: 1157: 1121: 1111: 1079: 1045: 998: 970: 949: 920: 573: 495: 238: 545: 396: 389: 42: 334: 908: 581: 519: 511: 434: 412: 373: 301: 282: 274: 217: 137: 1372: 1177: 1065:"Jumping spiders (Arachnida, Araneae, Salticidae) from the Nimba Mountains in Guinea" 640: 568:
for the species was found in a meadow at an altitude of 1,200 m (3,900 ft)
504: 465: 453: 270: 262: 250: 127: 932: 1264: 911:(2015). "A phylogenetic classification of jumping spiders (Araneae: Salticidae)". 32: 507:
are orange or yellow with a covering of brown hairs. The legs have brown spines.
1298: 1244: 593: 523: 489: 457: 423: 317: 278: 254: 97: 1235: 1116: 1099: 1034:, and description of five new genera and two new species (Araneae: Salticidae)" 924: 1198: 1161: 1100:"Hanging by a thread: unusual nocturnal resting behaviour in a jumping spider" 953: 609: 600: 577: 464:, the hard upper part of the cephalothorax, is reddish-brown. It has a darker 392: 234: 147: 1098:
Rößler, Daniela C.; De Agrò, Massimo; Biundo, Elia; Shamble, Paul S. (2021).
500: 429: 417: 407: 357: 230: 87: 67: 1169: 1083: 1050: 1013: 1003: 986: 576:
in 1951. The first example to be found in Ethiopia was collected near the
253:
measuring between 2.6 and 2.9 mm (0.10 and 0.11 in) long and an
1229: 589: 565: 461: 385: 368: 258: 107: 1126: 1290: 604: 515: 325: 313: 297: 225: 213: 157: 1303: 815: 813: 811: 809: 807: 401: 362: 117: 77: 1206: 974: 710: 708: 706: 704: 702: 527: 338: 321: 221: 1277: 1210: 285:
and short insemination ducts. The male has not been described.
987:"Pragmatic classification of the World's Salticidae (Araneae)" 549:
found that the spider will rest hanging from a silken thread.
867: 843: 481:, with light tips, contrasts with the spider's orange 891: 819: 762: 1219: 831: 714: 681: 399:Saltafresia. It is closely related to the genera 229:that lives in Guinea and Ethiopia. It thrives in 879: 774: 726: 233:, particularly near bodies of water like the 8: 415:genes showed it was particularly related to 441:in his 2018 reclassification of the genus. 1207: 798: 786: 693: 669: 237:and in areas of high altitude such as the 31: 20: 1125: 1115: 1049: 1002: 855: 564:lives in Ethiopia and Guinea. The female 750: 738: 626: 503:to the front and grey to the back. Its 433:based on similarities in the spiders' 1187:Arthropod Structure & Development 634: 632: 630: 7: 651:. 18.0. Bern: Natural History Museum 388:Plexippina. This is a member of the 763:Maddison, Bodner & Needham 2008 473:, is orange. The spider's face, or 277:. The female has relatively simple 395:, in the subclade Simonida in the 360:Pelleninae, along with the genera 14: 892:Wesołowska & Tomasiewicz 2008 820:Wesołowska & Tomasiewicz 2008 245:in 2002 by Christine Rollard and 1356:urn:lsid:nmbe.ch:spidersp:038235 312:in 2002. It was one of over 500 54: 1137:Journal of Afrotropical Zoology 645:Rollard & Wesolowska, 2002" 1404:Taxa named by Wanda Wesołowska 265:, and an orange underside, or 249:. The spider is small, with a 1: 832:Rollard & Wesołowska 2002 715:Rollard & Wesołowska 2002 682:Rollard & Wesołowska 2002 639:World Spider Catalog (2017). 510:The spider has a distinctive 437:. He retained the species in 378:phylogenetic classification 1420: 1117:10.1186/s12983-021-00410-3 1012:Prószyński, Jerzy (2018). 925:10.1636/arac-43-03-231-292 913:The Journal of Arachnology 1394:Spiders described in 2002 1199:10.1016/j.asd.2012.04.004 1162:10.11646/zootaxa.4899.1.3 954:10.11646/zootaxa.1893.1.3 880:Maddison & Hedin 2003 775:Maddison & Hedin 2003 727:Maddison & Hedin 2003 514:. The female has an oval 316:identified by the Polish 308:by Christine Rollard and 186: 179: 51:Scientific classification 49: 39: 30: 23: 963:Invertebrate Systematics 553:Distribution and habitat 376:'s 2015 study of spider 241:. The species was first 1084:10.5281/zenodo.5394616 1051:10.37828/em.2018.16.12 1038:Ecologica Montenegrina 991:Ecologica Montenegrina 518:that has rather heavy 273:. It has distinctive 1004:10.37828/em.2017.12.1 856:Wolff & Gorb 2012 1104:Frontiers in Zoology 1059:Rollard, Christine; 753:, pp. 246, 280. 649:World Spider Catalog 1022:, with comments on 572:on Mount Tô in the 512:reproductive_system 1014:"Review of genera 909:Maddison, Wayne P. 868:Rößler et al. 2021 844:Rößler et al. 2021 586:Illubabor Province 456:and an egg-shaped 1399:Spiders of Africa 1379:Fauna of Ethiopia 1366: 1365: 1338:Open Tree of Life 1213:Taxon identifiers 1061:Wesołowska, Wanda 983:Prószyński, Jerzy 894:, pp. 12–13. 435:copulatory organs 384:was moved to the 352:placed the genus 281:that are heavily 275:copulatory organs 205: 204: 16:Species of spider 1411: 1359: 1358: 1346: 1345: 1333: 1332: 1320: 1319: 1307: 1306: 1294: 1293: 1281: 1280: 1268: 1267: 1255: 1254: 1253: 1240: 1239: 1238: 1208: 1202: 1181: 1144: 1131: 1129: 1119: 1094: 1092: 1090: 1069: 1055: 1053: 1008: 1006: 978: 957: 936: 895: 889: 883: 877: 871: 865: 859: 853: 847: 841: 835: 829: 823: 817: 802: 796: 790: 784: 778: 772: 766: 760: 754: 748: 742: 736: 730: 724: 718: 712: 697: 691: 685: 679: 673: 667: 661: 660: 658: 656: 636: 574:Guinea Highlands 496:Evarcha maculata 350:Jerzy Prószyński 310:Wanda Wesołowska 261:, with a darker 247:Wanda Wesołowska 239:Guinea Highlands 192: 59: 58: 35: 21: 1419: 1418: 1414: 1413: 1412: 1410: 1409: 1408: 1384:Fauna of Guinea 1369: 1368: 1367: 1362: 1354: 1349: 1341: 1336: 1328: 1323: 1315: 1310: 1302: 1297: 1289: 1284: 1276: 1271: 1263: 1258: 1249: 1248: 1243: 1234: 1233: 1228: 1215: 1205: 1184: 1147: 1134: 1097: 1088: 1086: 1067: 1058: 1030:[sic], 1011: 981: 975:10.1071/IS02044 960: 939: 907: 903: 898: 890: 886: 878: 874: 866: 862: 854: 850: 842: 838: 830: 826: 818: 805: 799:Prószyński 2018 797: 793: 787:Prószyński 2017 785: 781: 773: 769: 761: 757: 749: 745: 737: 733: 725: 721: 713: 700: 694:Prószyński 2018 692: 688: 680: 676: 670:Wiśniewski 2020 668: 664: 654: 652: 638: 637: 628: 624: 619: 570:above sea level 555: 546:Evarcha arcuata 536: 447: 304:that was first 291: 201: 194: 188: 175: 53: 43:Evarcha arcuata 17: 12: 11: 5: 1417: 1415: 1407: 1406: 1401: 1396: 1391: 1386: 1381: 1371: 1370: 1364: 1363: 1361: 1360: 1347: 1334: 1321: 1308: 1295: 1282: 1269: 1256: 1241: 1225: 1223: 1217: 1216: 1211: 1204: 1203: 1193:(5): 419–433. 1182: 1145: 1132: 1095: 1078:(2): 283–307. 1056: 1009: 979: 969:(4): 529–549. 958: 937: 919:(3): 231–292. 904: 902: 899: 897: 896: 884: 882:, p. 543. 872: 860: 858:, p. 424. 848: 836: 834:, p. 292. 824: 803: 801:, p. 155. 791: 779: 777:, p. 536. 767: 755: 743: 741:, p. 250. 731: 729:, p. 540. 719: 717:, p. 290. 698: 696:, p. 132. 686: 674: 662: 625: 623: 620: 618: 615: 554: 551: 535: 532: 520:sclerotization 446: 443: 413:protein-coding 411:. Analysis of 374:Wayne Maddison 302:jumping spider 290: 287: 218:jumping spider 203: 202: 196:Rollard & 195: 184: 183: 177: 176: 169: 167: 163: 162: 155: 151: 150: 145: 141: 140: 135: 131: 130: 125: 121: 120: 115: 111: 110: 105: 101: 100: 95: 91: 90: 85: 81: 80: 75: 71: 70: 65: 61: 60: 47: 46: 37: 36: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 1416: 1405: 1402: 1400: 1397: 1395: 1392: 1390: 1387: 1385: 1382: 1380: 1377: 1376: 1374: 1357: 1352: 1348: 1344: 1339: 1335: 1331: 1326: 1322: 1318: 1313: 1309: 1305: 1300: 1296: 1292: 1287: 1283: 1279: 1274: 1270: 1266: 1261: 1257: 1252: 1251:Evarcha certa 1246: 1242: 1237: 1231: 1227: 1226: 1224: 1222: 1221:Evarcha certa 1218: 1214: 1209: 1200: 1196: 1192: 1188: 1183: 1179: 1175: 1171: 1167: 1163: 1159: 1155: 1151: 1146: 1142: 1138: 1133: 1128: 1123: 1118: 1113: 1109: 1105: 1101: 1096: 1085: 1081: 1077: 1073: 1066: 1062: 1057: 1052: 1047: 1043: 1039: 1035: 1033: 1029: 1025: 1021: 1017: 1010: 1005: 1000: 996: 992: 988: 984: 980: 976: 972: 968: 964: 959: 955: 951: 947: 943: 938: 934: 930: 926: 922: 918: 914: 910: 906: 905: 900: 893: 888: 885: 881: 876: 873: 869: 864: 861: 857: 852: 849: 845: 840: 837: 833: 828: 825: 822:, p. 13. 821: 816: 814: 812: 810: 808: 804: 800: 795: 792: 789:, p. 51. 788: 783: 780: 776: 771: 768: 765:, p. 56. 764: 759: 756: 752: 751:Maddison 2015 747: 744: 740: 739:Maddison 2015 735: 732: 728: 723: 720: 716: 711: 709: 707: 705: 703: 699: 695: 690: 687: 684:, p. 60. 683: 678: 675: 671: 666: 663: 650: 646: 644: 643:Evarcha certa 635: 633: 631: 627: 621: 616: 614: 612: 611: 606: 602: 597: 595: 591: 587: 583: 579: 575: 571: 567: 563: 562:Evarcha certa 559: 552: 550: 548: 547: 542: 533: 531: 529: 525: 521: 517: 513: 508: 506: 502: 498: 497: 491: 488:The spider's 486: 484: 480: 476: 472: 467: 463: 459: 455: 454:cephalothorax 451: 450:Evarcha certa 444: 442: 440: 436: 432: 431: 426: 425: 420: 419: 414: 410: 409: 404: 403: 398: 394: 391: 387: 383: 379: 375: 371: 370: 365: 364: 359: 355: 351: 346: 344: 340: 336: 332: 331:circumscribed 328: 327: 323: 319: 318:arachnologist 315: 311: 307: 303: 299: 295: 294:Evarcha certa 288: 286: 284: 280: 276: 272: 268: 264: 260: 256: 252: 251:cephalothorax 248: 244: 240: 236: 232: 228: 227: 223: 219: 215: 211: 210: 209:Evarcha certa 199: 193: 191: 190:Evarcha certa 185: 182: 181:Binomial name 178: 174: 173: 172:E. certa 168: 165: 164: 161: 160: 156: 153: 152: 149: 146: 143: 142: 139: 136: 133: 132: 129: 128:Araneomorphae 126: 123: 122: 119: 116: 113: 112: 109: 106: 103: 102: 99: 96: 93: 92: 89: 86: 83: 82: 79: 76: 73: 72: 69: 66: 63: 62: 57: 52: 48: 45: 44: 38: 34: 29: 26: 25:Evarcha certa 22: 19: 1220: 1190: 1186: 1153: 1149: 1140: 1136: 1127:11382/559857 1107: 1103: 1087:. Retrieved 1075: 1071: 1041: 1037: 1031: 1028:Padilothorax 1027: 1023: 1019: 1015: 994: 990: 966: 962: 945: 941: 916: 912: 901:Bibliography 887: 875: 870:, p. 5. 863: 851: 846:, p. 2. 839: 827: 794: 782: 770: 758: 746: 734: 722: 689: 677: 672:, p. 6. 665: 653:. Retrieved 648: 642: 608: 598: 561: 557: 556: 544: 540: 537: 524:spermathecae 509: 494: 487: 449: 448: 438: 428: 422: 416: 406: 400: 381: 380:, the genus 367: 361: 353: 347: 342: 335:Eugène Simon 324: 293: 292: 279:spermathecae 224: 208: 207: 206: 189: 187: 171: 170: 158: 124:Infraorder: 41: 40:The related 24: 18: 1299:iNaturalist 1245:Wikispecies 1156:(1): 5–14. 1110:(23): 1–9. 1044:: 130–179. 1032:Stagetillus 594:Wondo Genet 445:Description 424:Hasarinella 283:sclerotized 144:Subfamily: 98:Chelicerata 94:Subphylum: 1389:Salticidae 1373:Categories 1072:Zoosystema 1024:Emertonius 617:References 610:Pennisetum 601:Lake Ziway 578:Baro River 501:spinnerets 393:Plexippini 235:Baro River 231:grasslands 198:Wesołowska 148:Salticinae 138:Salticidae 88:Arthropoda 1178:232337200 1020:Nigorella 997:: 1–133. 948:: 49–64. 622:Citations 584:, in the 534:Behaviour 466:eye field 430:Nigorella 418:Telamonia 408:Plexippus 358:subfamily 348:In 1976, 306:described 263:eye field 243:described 166:Species: 108:Arachnida 74:Kingdom: 68:Eukaryota 1317:11259725 1236:Q2154225 1230:Wikidata 1170:33756825 1063:(2002). 985:(2017). 933:85680279 590:Bishoftu 566:holotype 483:maxillae 462:carapace 386:subtribe 369:Pellenes 329:, first 289:Taxonomy 259:carapace 134:Family: 84:Phylum: 78:Animalia 64:Domain: 1343:3543594 1291:2172727 1278:1216296 1150:Zootaxa 1143:: 3–59. 1089:5 March 1016:Evarcha 942:Zootaxa 655:19 July 605:Hawassa 582:Gambela 558:Evarcha 541:Evarcha 516:epigyne 490:abdomen 475:clypeus 471:sternum 458:abdomen 439:Evarcha 382:Evarcha 356:in the 354:Evarcha 343:Evarcha 326:Evarcha 314:species 298:species 267:sternum 255:abdomen 226:Evarcha 220:in the 214:species 159:Evarcha 154:Genus: 118:Araneae 114:Order: 104:Class: 1330:879749 1304:809555 1176:  1168:  931:  528:glands 479:labium 402:Hyllus 363:Bianor 212:is a 200:, 2002 1312:IRMNG 1265:3DGW2 1174:S2CID 1068:(PDF) 929:S2CID 397:clade 390:tribe 372:. In 339:Latin 322:genus 296:is a 222:genus 1325:ITIS 1286:GBIF 1166:PMID 1154:4899 1091:2017 1018:and 946:1893 657:2017 592:and 580:and 505:legs 427:and 405:and 366:and 271:legs 1351:WSC 1273:EoL 1260:CoL 1195:doi 1158:doi 1122:hdl 1112:doi 1080:doi 1046:doi 999:doi 971:doi 950:doi 921:doi 333:by 300:of 216:of 1375:: 1353:: 1340:: 1327:: 1314:: 1301:: 1288:: 1275:: 1262:: 1247:: 1232:: 1191:41 1189:. 1172:. 1164:. 1152:. 1139:. 1120:. 1108:18 1106:. 1102:. 1076:24 1074:. 1070:. 1042:16 1040:. 1036:. 1026:, 995:12 993:. 989:. 967:17 965:. 944:. 927:. 917:43 915:. 806:^ 701:^ 647:. 629:^ 613:. 596:. 485:. 345:. 1201:. 1197:: 1180:. 1160:: 1141:4 1130:. 1124:: 1114:: 1093:. 1082:: 1054:. 1048:: 1007:. 1001:: 977:. 973:: 956:. 952:: 935:. 923:: 659:. 641:"

Index


Evarcha arcuata
Scientific classification
Edit this classification
Eukaryota
Animalia
Arthropoda
Chelicerata
Arachnida
Araneae
Araneomorphae
Salticidae
Salticinae
Evarcha
Binomial name
Wesołowska
species
jumping spider
genus
Evarcha
grasslands
Baro River
Guinea Highlands
described
Wanda Wesołowska
cephalothorax
abdomen
carapace
eye field
sternum

Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.