| Abadiella huoi,4, 129 | |
| Abundance model of calcified algae and bacteria, 457–58 | |
| Acadian orogeny, 28 | |
| Acanthina,175, 447, 454 | |
| Acanthinocyathus,119 | |
| Aceñolaza, F. G., 286 | |
| Acerocare,7 | |
| Acerocare ecome,7 | |
| Acidusus atavus,6, 7, 123, 125, 127 | |
| Acmarhachis quasivespa,6, 123 | |
| Acritarchs, 173–91, 200–202, 219, 225, 230, 267, 287 | |
| Acrothele,355 | |
| Actinomycetes, 228 | |
| Aegyrotheca,356 | |
| Africa: and continental collision, 28–31; earliest life in, 277; in Early Cambrian, 52–53; glaciation in, 51; in Late Cambrian, 55; in Late Vendian, 50; in Middle Cambrian, 54– 55; positions of smaller fragments around, 33; Sinian cold climate in, 93, 99; tillites in, 36. See also specific countries | |
| AGI. See Average geographic distribution index (AGI) | |
| Agnostids, 226, 229, 289 | |
| Agnostus,406 | |
| Agnostus pisiformis,6, 7, 372, 406 | |
| Aitken, J. D., 280 | |
| Ajacicyathus,117 | |
| Ajacicyathus aequitriens,316 | |
| Akadocrinus,435 | |
| Aksarina, N. A., 337 | |
| Aktas Formation, 362 | |
| Alaska, 29, 31–32 | |
| Albertella,5, 7 | |
| Aldanaspis truncata,6 | |
| Aldanella,224, 328 | |
| Aldanella costata,330 | |
| Aldanella crassa,329 | |
| Aldanella operosa,329 | |
| Aldanotreta,224, 355 | |
| Alexander, E. M., 118, 128 | |
| Alexander-Wrangellia, 31 | |
| Algae: in Cambrian, 457; carbonaceous algae, 217; dasycladaleans, 452–53; environmental ecology of, 457–60; Post-Cambrian, 457; Proterozoic antecedents of, 456–57; radiation of, 456–57; red and green algae, 287; rhodophytes, 453; in shallow-water level-bottom communities, 225, 226, 227, 228, 229, 230; taxonomic groups of, 446– 47, 447. See also Calcified algae and bacteria Algal clinging hypothesis, 408 | |
| Algal croppers, 221 | |
| Al-Hajji, A., 474–90 | |
| ALI. See Average longevity index (ALI) | |
| Allonnia,336 | |
| Altaicyathus,308 | |
| Altay Sayan Foldbelt, 241, 313, 361 |
-499-
Questia, a part of Gale, Cengage Learning. www.questia.com
Publication information:
Book title: The Ecology of the Cambrian Radiation.
Contributors: Andrey Yu. Zhuravlev - Editor, Robert Riding - Editor.
Publisher: Columbia University Press.
Place of publication: New York.
Publication year: 2001.
Page number: 499.
This material is protected by copyright and, with the exception of fair use, may not be further copied, distributed or transmitted in any form or by any means.
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