1 - v. poor - 1-10 specimens 2 -poor - 10-100 3 fair - 100 - 1000 4 -good -1000- 10000 5 - v. good - agt; 10000 Quality ... full flora thoroughly described from several localities Zones (number of zones or formations) The tally refers to the number of ... (b)A set of World Permo-Triassic correlation charts was published (Anderson, J . 1980) in the proceedings of the a#39;Fifth International Gondwana Symposiuma#39;.
Title | : | Palaeoflora of Southern Africa |
Author | : | John Malcolm Anderson, Heidi M. Anderson |
Publisher | : | CRC Press - 1983-06-01 |
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