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Schistometopum thomense

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can vary throughout São Tomé, however, and it is the only known caecilian to follow Bergmann's rule, which states that a decreasing temperature due to factors such as increasing altitude will cause an increase in the body size of endothermic vertebrate species. The island of São Tomé is a massive
394:) which was also determined to be its lone congener. This congeneric grouping was later supported by sequence analyses of thirteen complete mitochondrial genomes from twelve caecilian species. However, species-level phylogenetic relationships of 555: 1263: 1150: 362:
Interfamilial and intergeneric relationships of the São Tomé caecilian are well supported by analyses of mitochondrial (mtDNA) sequence data. At the genus level,
1189: 1253: 211: 1124: 1163: 1080: 1273: 700:"Population Genetics of the São Tomé Caecilian (Gymnophiona: Dermophiidae: Schistometopum thomense) Reveals Strong Geographic Structuring" 602: 293:
shield volcano, and it therefore has differing altitudes throughout the island, potentially resulting in the size diversity of
1075: 201: 1168: 653:"Phylogenetic relationships of African caecilians (Amphibia: Gymnophiona): Insights from mitochondrial rRNA gene sequences" 76: 1098: 1268: 1040: 981: 1194: 884:"Relative time scales reveal multiple origins of parallel disjunct distributions of African caecilian amphibians" 484:), sister to Siphonopidae, was proposed. Subsequent studies on caecilians used this nine-family classification. 572: 882:
Loader, Simon P; Pisani, Davide; Cotton, James A; Gower, David J; Day, Julia J; Wilkinson, Mark (2007-10-22).
1258: 620:"Bergmann's rule and the terrestrial caecilian Schistometopum thomense (Amphibia: Gymnophiona: Caeciliidae)" 418:) ~1 Ma. Further information is needed to fully understand phylogenetic relationships at the species level. 382: 402:, a cryptic species on São Tomé Island. Available information on species-level relationships (inclusive of 1002: 764:"A mitogenomic perspective on the phylogeny and biogeography of living caecilians (Amphibia: Gymnophiona)" 1103: 651:
Wilkinson, Mark; Loader, Simon P.; Gower, David J.; Sheps, Jonathan A.; Cohen, Bernard L. (2003-12-01).
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O’Connell, Kyle A.; Prates, Ivan; Scheinberg, Lauren A.; Mulder, Kevin P.; Bell, Rayna C. (June 2021).
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Revision of the African Caecilian Genus Schistometopum Parker (Amphibia: Gymnophiona: Caeciliidae)
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It is typically around 30 cm (12 in) in length, and is often bright yellow. The size of
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a genus of caecilians found in South America; these two genera are paired in a clade. Within
1220: 952: 911: 895: 835: 827: 775: 729: 711: 664: 584: 525: 434: 1181: 989:(187 ed.). Miscellaneous Publications of the Museum of Zoology University of Michigan. 1202: 442: 816:"Speciation and secondary contact in a fossorial island endemic, the São Tomé caecilian" 815: 916: 883: 734: 699: 446: 430: 364: 243: 161: 1247: 1176: 865: 516: 507: 61: 56: 684: 458: 454: 235: 151: 668: 941:"New Asiatic and African caecilians with redescriptions of certain other species" 940: 716: 461:) for caecilians that resolved the paraphyly of Caeciliidae and placed the genus 1137: 1062: 1034: 779: 652: 471: 426: 1025: 450: 274: 966: 907: 849: 787: 725: 676: 467: 231: 141: 128: 118: 88: 957: 925: 899: 857: 795: 743: 1207: 1090: 840: 1019: 475: 429:, a highly unresolved grouping that was paraphyletic with respect to the 391: 239: 108: 1129: 1067: 271: 831: 698:
Stoelting, Ricka E.; Measey, G. John; Drewes, Robert C. (2014-08-29).
406:) is limited to a single line of evidence that the common ancestor of 1142: 267: 266:. It is found in most soils on São Tomé, from tropical moist lowland 98: 996: 437:. This classification remained until 2011, when a nine-family level 277:. It is absent only from the driest northern areas of the island. 387: 279: 1116: 590:
Island Africa: The Evolution of Africa's Rare Plants and Animals
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have yet to be fully determined, given the recent discovery of
593:. Princeton, New Jersey: Princeton University Press. pp.  501: 499: 497: 304:
The species has been described under the following synonyms:
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Zooming out to higher-level phylogenetic relationships,
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Amphibian Species of the World 6.0, an Online Reference
254:(with various spellings of the island's name), as the 1009: 531:10.2305/IUCN.UK.2020-3.RLTS.T59592A16958403.en 453:, Caeciliidae, Typhlonectidae, Indotyphlidae, 762:Zhang, Peng; Wake, Marvalee H. (2009-11-01). 8: 980:Nussbaum, Ronald; Pfrender, Michael (1998). 506:IUCN SSC Amphibian Specialist Group (2020). 997: 210: 50: 31: 20: 956: 945:The University of Kansas Science Bulletin 915: 839: 733: 715: 618:Measey, John; Van Dongen, Stefan (2006). 529: 250:. This species may be referred to as the 386:(an East African species distributed in 493: 550: 548: 877: 875: 768:Molecular Phylogenetics and Evolution 7: 809: 807: 805: 757: 755: 753: 646: 644: 642: 640: 1254:IUCN Red List least concern species 517:IUCN Red List of Threatened Species 376:Wilkinson et al. (2003) found that 414:diverged from its sister species ( 14: 1264:Endemic fauna of São Tomé Island 939:Taylor, Edward Harrison (1965). 75: 573:Species of the week: Cobra Bobo 425:was historically placed in the 657:African Journal of Herpetology 1: 669:10.1080/21564574.2003.9635483 627:Evolutionary Ecology Research 1274:Amphibians described in 1873 717:10.1371/journal.pone.0104628 780:10.1016/j.ympev.2009.06.018 368:was recovered as sister to 345:Schistometopum brevirostris 1290: 351:Schistometopum brevirostre 262:, or by the local name of 556:"Schistometopum thomense" 218: 209: 190: 183: 72:Scientific classification 70: 48: 39: 30: 23: 1081:Schistometopum-thomense 1055:Schistometopum_thomense 1041:Schistometopum thomense 1011:Schistometopum thomense 510:Schistometopum thomense 333:Schistometopum thomense 227:Schistometopum thomense 194:Schistometopum thomense 25:Schistometopum thomense 958:10.5962/bhl.part.20077 900:10.1098/rsbl.2007.0266 321:Dermophis brevirostris 315:Siphonops brevirostris 285: 524:: e.T59592A16958403. 465:in the Dermophiidae ( 400:Schistometopum ephele 339:Schistometopum ephele 283: 449:, Scolecomorphidae, 16:Species of amphibian 327:Dermophis thomensis 309:Siphonops thomensis 42:Conservation status 286: 284:São Tomé caecilian 256:Agua Ize caecilian 252:São Tomé caecilian 1241: 1240: 1216:Open Tree of Life 1003:Taxon identifiers 832:10.1111/mec.15928 826:(12): 2859–2871. 820:Molecular Ecology 585:Kingdon, Jonathan 223: 222: 65: 1281: 1234: 1233: 1224: 1223: 1211: 1210: 1198: 1197: 1185: 1184: 1172: 1171: 1159: 1158: 1146: 1145: 1133: 1132: 1120: 1119: 1107: 1106: 1094: 1093: 1084: 1083: 1071: 1070: 1058: 1057: 1045: 1044: 1043: 1030: 1029: 1028: 998: 991: 990: 988: 977: 971: 970: 960: 936: 930: 929: 919: 879: 870: 869: 843: 811: 800: 799: 759: 748: 747: 737: 719: 695: 689: 688: 648: 635: 634: 624: 615: 609: 608: 581: 575: 570: 564: 563: 552: 543: 542: 540: 538: 533: 503: 435:Scolecomorphidae 260:island caecilian 230:is a species of 214: 196: 176:S. thomense 80: 79: 59: 54: 53: 35: 21: 1289: 1288: 1284: 1283: 1282: 1280: 1279: 1278: 1269:Ilhéu das Rolas 1244: 1243: 1242: 1237: 1229: 1227: 1219: 1214: 1206: 1203:Observation.org 1201: 1193: 1188: 1180: 1175: 1167: 1162: 1154: 1149: 1141: 1136: 1128: 1123: 1115: 1110: 1102: 1097: 1089: 1087: 1079: 1074: 1066: 1061: 1053: 1048: 1039: 1038: 1033: 1024: 1023: 1018: 1005: 995: 994: 986: 979: 978: 974: 938: 937: 933: 888:Biology Letters 881: 880: 873: 813: 812: 803: 761: 760: 751: 697: 696: 692: 650: 649: 638: 622: 617: 616: 612: 605: 583: 582: 578: 571: 567: 554: 553: 546: 536: 534: 505: 504: 495: 490: 443:Rhinatrematidae 374:Schistometopum, 360: 302: 248:Ilhéu das Rolas 205: 198: 192: 179: 74: 66: 55: 51: 44: 17: 12: 11: 5: 1287: 1285: 1277: 1276: 1271: 1266: 1261: 1259:Schistometopum 1256: 1246: 1245: 1239: 1238: 1236: 1235: 1225: 1212: 1199: 1186: 1173: 1160: 1147: 1134: 1121: 1108: 1095: 1085: 1072: 1059: 1046: 1031: 1015: 1013: 1007: 1006: 1001: 993: 992: 972: 931: 894:(5): 505–508. 871: 841:2027.42/168310 801: 774:(2): 479–491. 749: 710:(8): e104628. 690: 636: 610: 603: 576: 565: 544: 492: 491: 489: 486: 482:Schistometopum 463:Schistometopum 447:Ichthyophiidae 431:Typhlonectidae 365:Schistometopum 359: 356: 355: 354: 353:— Taylor, 1968 348: 347:— Taylor, 1965 342: 341:— Taylor, 1965 336: 335:— Parker, 1941 330: 329:— Peters, 1880 324: 318: 317:— Peters, 1874 312: 311:— Bocage, 1873 301: 298: 234:in the family 221: 220: 216: 215: 207: 206: 199: 188: 187: 181: 180: 173: 171: 167: 166: 163:Schistometopum 159: 155: 154: 149: 145: 144: 139: 132: 131: 126: 122: 121: 116: 112: 111: 106: 102: 101: 96: 92: 91: 86: 82: 81: 68: 67: 49: 46: 45: 40: 37: 36: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 1286: 1275: 1272: 1270: 1267: 1265: 1262: 1260: 1257: 1255: 1252: 1251: 1249: 1232: 1226: 1222: 1217: 1213: 1209: 1204: 1200: 1196: 1191: 1187: 1183: 1178: 1174: 1170: 1165: 1161: 1157: 1152: 1148: 1144: 1139: 1135: 1131: 1126: 1122: 1118: 1113: 1109: 1105: 1100: 1096: 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Peters 1880 322: 319: 316: 313: 310: 307: 306: 305: 299: 297: 296: 291: 282: 278: 276: 273: 269: 265: 261: 257: 253: 249: 245: 241: 237: 233: 229: 228: 217: 213: 208: 203: 197: 195: 189: 186: 185:Binomial name 182: 178: 177: 172: 169: 168: 165: 164: 160: 157: 156: 153: 150: 147: 146: 143: 140: 137: 134: 133: 130: 127: 124: 123: 120: 117: 114: 113: 110: 107: 104: 103: 100: 97: 94: 93: 90: 87: 84: 83: 78: 73: 69: 63: 58: 57:Least Concern 47: 43: 38: 34: 29: 26: 22: 19: 1010: 982: 975: 948: 944: 934: 891: 887: 823: 819: 771: 767: 707: 703: 693: 663:(2): 83–92. 660: 656: 633:: 1049–1059. 630: 626: 613: 589: 579: 568: 559: 535:. Retrieved 521: 515: 509: 481: 466: 462: 459:Dermophiidae 455:Siphonopidae 422: 420: 415: 411: 407: 403: 399: 395: 381: 377: 373: 369: 363: 361: 350: 344: 338: 332: 326: 320: 314: 308: 303: 295:S. thomense. 294: 289: 287: 263: 259: 258:, or as the 255: 251: 236:Dermophiidae 226: 225: 224: 193: 191: 175: 174: 162: 152:Dermophiidae 135: 24: 18: 1138:iNaturalist 1063:AmphibiaWeb 1035:Wikispecies 951:: 253–302. 537:18 November 472:Geotrypetes 427:Caeciliidae 423:S. thomense 416:S. gregorii 408:S. thomense 396:S. thomense 383:S. gregorii 378:S. thomense 290:S. thomense 275:plantations 270:to coastal 129:Gymnophiona 1248:Categories 488:References 451:Herpelidae 370:Dermophis, 264:cobra bobo 967:0022-8850 908:1744-9561 866:234346715 850:0962-1083 788:1055-7903 726:1932-6203 677:2156-4574 468:Dermophis 412:S. ephele 404:S. ephele 232:amphibian 170:Species: 95:Kingdom: 89:Eukaryota 1156:11218260 1088:BioLib: 1026:Q2237200 1020:Wikidata 926:17609171 858:33969550 796:19577653 744:25171066 704:PLOS ONE 685:31702386 587:(1989). 476:Gymnopis 433:and the 392:Tanzania 300:Synonyms 244:São Tomé 148:Family: 119:Amphibia 109:Chordata 105:Phylum: 99:Animalia 85:Domain: 62:IUCN 3.1 1231:6422172 1130:2430997 1117:1048295 917:2396187 735:4149351 272:coconut 268:forests 240:endemic 204:, 1873) 158:Genus: 125:Order: 115:Class: 60: ( 1228:uBio: 1221:282218 1208:205600 1195:420425 1169:668504 1104:304468 1091:183014 965:  924:  914:  906:  864:  856:  848:  794:  786:  742:  732:  724:  683:  675:  601:  457:, and 219:range 202:Bocage 1182:59592 1151:IRMNG 1143:28081 987:(PDF) 862:S2CID 681:S2CID 623:(PDF) 388:Kenya 142:Apoda 136:Clade 1190:NCBI 1177:IUCN 1164:ITIS 1125:GBIF 1099:BOLD 1068:1937 963:ISSN 922:PMID 904:ISSN 854:PMID 846:ISSN 792:PMID 784:ISSN 740:PMID 722:ISSN 673:ISSN 599:ISBN 539:2021 522:2020 480:and 439:taxa 410:and 390:and 246:and 1112:EoL 1076:ASW 1050:ADW 953:doi 912:PMC 896:doi 836:hdl 828:doi 776:doi 730:PMC 712:doi 665:doi 526:doi 242:to 1250:: 1218:: 1205:: 1192:: 1179:: 1166:: 1153:: 1140:: 1127:: 1114:: 1101:: 1078:: 1065:: 1052:: 1037:: 1022:: 961:. 949:46 947:. 943:. 920:. 910:. 902:. 890:. 886:. 874:^ 860:. 852:. 844:. 834:. 824:30 822:. 818:. 804:^ 790:. 782:. 772:53 770:. 766:. 752:^ 738:. 728:. 720:. 706:. 702:. 679:. 671:. 661:52 659:. 655:. 639:^ 629:. 625:. 597:. 595:39 558:. 547:^ 520:. 514:. 496:^ 474:, 470:, 445:, 238:, 138:: 969:. 955:: 928:. 898:: 892:3 868:. 838:: 830:: 798:. 778:: 746:. 714:: 708:9 687:. 667:: 631:8 607:. 562:. 541:. 528:: 512:" 508:" 478:, 441:( 200:( 64:)

Index


Conservation status
Least Concern
IUCN 3.1
Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Amphibia
Gymnophiona
Apoda
Dermophiidae
Schistometopum
Binomial name
Bocage

amphibian
Dermophiidae
endemic
São Tomé
Ilhéu das Rolas
forests
coconut
plantations

Schistometopum
S. gregorii
Kenya
Tanzania

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