Knowledge (XXG)

Tetrahelia

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core. The centrioles are arranged in two pairs: each pair has two parallel centrioles, and the pairs are positioned at 30° of rotation between each other. They are linked at the base by an amorphous material that connects them to the centrosome. There are lateral
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Yabuki A, Chao EE, Ishida KI, Cavalier-Smith T (2012). "Microheliella maris (Microhelida ord. n.), an Ultrastructurally Highly Distinctive New Axopodial Protist Species and Genus, and the Unity of Phylum Heliozoa".
348:"Ciliary transition zone evolution and the root of the eukaryote tree: implications for opisthokont origin and classification of kingdoms Protozoa, Plantae, and Fungi" 307:. The cell size is larger than 60 μm, and the centrosome itself measures between 18 and 20 μm. There is a thick pseudopellicle layer beneath the 47: 445: 303: 124: 258: 227: 146: 42: 292: 421: 413: 377: 405: 367: 359: 276: 372: 347: 280: 174: 439: 308: 197: 409: 297: 284: 271: 252: 363: 319: 267: 200: 417: 17: 288: 247: 216: 193: 59: 425: 381: 263: 204: 189: 243: 186: 140:(Mikrjukov & Patterson 2000) Cavalier-Smith 2022 283:. The axopodia have several irregularly arranged 74:Cavalier-Smith in Yabuki et al. 2012 emend. 2022 341: 339: 337: 335: 8: 31: 371: 331: 322:stage with fully retracted axopodia. 270:with a distinct granular shell and a 207:. It is the only genus in the family 7: 318:contains a lazily swimming, purely 219:genus, containing the sole species 25: 185: 'sun') is a genus of four- 46: 159:Mikrjukov & Patterson 2000 1: 410:10.1016/j.protis.2011.10.001 279:on either side of the cell 225:, previously classified as 462: 364:10.1007/s00709-021-01665-7 287:and irregularly flattened 246:with four standard-length 346:Cavalier-Smith T (2022). 250:that are shorter than in 181: 'four' and 152: 145: 130: 123: 43:Scientific classification 41: 34: 266:generated by a globular 203:previously considered 156:Tetradimorpha pterbica 304:Tetradimorpha radiata 222:Tetrahelia pterbica 134:Tetrahelia pterbica 104:Cavalier-Smith 2022 88:Cavalier-Smith 2022 314:The life cycle of 291:, instead of the 192:belonging to the 166: 165: 105: 89: 75: 27:Genus of protists 16:(Redirected from 453: 446:Cryptista genera 430: 429: 392: 386: 385: 375: 343: 242:are unicellular 160: 136: 116:T. pterbica 103: 87: 73: 51: 50: 32: 21: 461: 460: 456: 455: 454: 452: 451: 450: 436: 435: 434: 433: 394: 393: 389: 345: 344: 333: 328: 237: 158: 141: 138: 132: 119: 102: 86: 72: 45: 28: 23: 22: 15: 12: 11: 5: 459: 457: 449: 448: 438: 437: 432: 431: 404:(3): 356–388. 387: 330: 329: 327: 324: 272:microfibrillar 236: 233: 164: 163: 162: 161: 150: 149: 143: 142: 139: 128: 127: 121: 120: 113: 111: 107: 106: 95: 91: 90: 81: 77: 76: 67: 63: 62: 57: 53: 52: 39: 38: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 458: 447: 444: 443: 441: 427: 423: 419: 415: 411: 407: 403: 399: 391: 388: 383: 379: 374: 369: 365: 361: 357: 353: 349: 342: 340: 338: 336: 332: 325: 323: 321: 317: 312: 310: 309:cell membrane 306: 305: 300: 299: 294: 290: 286: 282: 278: 273: 269: 265: 261: 260: 259:Tetradimorpha 255: 254: 249: 245: 241: 234: 232: 230: 229: 228:Tetradimorpha 224: 223: 218: 214: 210: 209:Tetraheliidae 206: 202: 199: 198:heterotrophic 196:, a group of 195: 191: 188: 184: 180: 176: 172: 171: 157: 154: 153: 151: 148: 144: 137: 135: 129: 126: 125:Binomial name 122: 118: 117: 112: 109: 108: 101: 100: 96: 93: 92: 85: 84:Tetraheliidae 82: 79: 78: 71: 68: 65: 64: 61: 58: 55: 54: 49: 44: 40: 37: 33: 30: 19: 18:Tetraheliidae 401: 397: 390: 355: 351: 315: 313: 302: 296: 285:microtubules 257: 251: 239: 238: 226: 221: 220: 212: 208: 182: 178: 169: 168: 167: 155: 133: 131: 115: 114: 98: 97: 83: 69: 35: 29: 358:: 487–593. 352:Protoplasma 298:Heliomorpha 293:kinetocysts 277:dictyosomes 253:Heliomorpha 235:Description 213:Axomonadida 70:Axomonadida 326:References 320:flagellate 316:Tetrahelia 289:extrusomes 268:centrosome 248:centrioles 240:Tetrahelia 215:. It is a 211:and order 201:eukaryotes 173:(from 170:Tetrahelia 99:Tetrahelia 36:Tetrahelia 418:1434-4610 217:monotypic 194:Endohelea 110:Species: 60:Endohelea 440:Category 426:22153838 382:34940909 295:seen in 264:axopodia 244:ciliates 205:heliozoa 190:protists 187:ciliated 147:Synonyms 80:Family: 398:Protist 373:9010356 281:nucleus 94:Genus: 66:Order: 56:Class: 424:  416:  380:  370:  262:, and 183:helio- 179:tetra- 177: 175:Latin 422:PMID 414:ISSN 378:PMID 301:and 256:and 406:doi 402:163 368:PMC 360:doi 356:259 442:: 420:. 412:. 400:. 376:. 366:. 354:. 350:. 334:^ 311:. 231:. 428:. 408:: 384:. 362:: 20:)

Index

Tetraheliidae
Scientific classification
Edit this classification
Endohelea
Axomonadida
Tetraheliidae
Tetrahelia
Binomial name
Synonyms
Latin
ciliated
protists
Endohelea
heterotrophic
eukaryotes
heliozoa
monotypic
Tetradimorpha
ciliates
centrioles
Heliomorpha
Tetradimorpha
axopodia
centrosome
microfibrillar
dictyosomes
nucleus
microtubules
extrusomes
kinetocysts

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