The New Encyclopædia Britannica, Volume 16Encyclopaedia Britannica, 1981 - Encyclopedias and dictionaries |
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Page 7
... fossil record have been lumped , for convenience , in the family Voltziaceae , of uncertain relationship to still earlier groups of plants ( see Figure 3 ) . Within the Voltziaceae several " form genera " ( those based on a general type ...
... fossil record have been lumped , for convenience , in the family Voltziaceae , of uncertain relationship to still earlier groups of plants ( see Figure 3 ) . Within the Voltziaceae several " form genera " ( those based on a general type ...
Page 8
... fossil probably was closely related to Cunninghamia , or it might have been intermediate be- tween Cryptomeria and Sequoiadendron . The fossil predecessors of Sciadopitys go back to Lower Jurassic beds of New Jersey and Norway , to the ...
... fossil probably was closely related to Cunninghamia , or it might have been intermediate be- tween Cryptomeria and Sequoiadendron . The fossil predecessors of Sciadopitys go back to Lower Jurassic beds of New Jersey and Norway , to the ...
Page 549
... fossil evidence strongly supports the derivation of the Brachyura from the Glypheoida , a su- perfamily of fossil palinurans . In 1969 M.F. Glaessner reviewed earlier classifications and the phylogeny of deca- pods and proposed the ...
... fossil evidence strongly supports the derivation of the Brachyura from the Glypheoida , a su- perfamily of fossil palinurans . In 1969 M.F. Glaessner reviewed earlier classifications and the phylogeny of deca- pods and proposed the ...
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19th century Africa American animals areas became bee-eaters cells centimetres central centre century Church collagen conifers connective tissue conodonts conservation conservatism constitution continental continental drift copper Coraciiformes coral cosmic rays countries court covenant Cretaceous Crete cricket crime criminal Cro-Magnon crocodiles Crusade cultural deposits disease early Earth economic effect energy England Europe federal forest fossil France French function genera geosynclines groups hoopoes hornbills illus important industrial Iráklion island King known land later Le Corbusier legislation major ment metres minerals modern natural North Nyssaceae occur ocean Ordovician organized original Parliament particles party percent period plants political pollution population problems protection reefs region result River rock Roman Saladin sediments social South Soviet species structure theory tion town trade traditional trees tropical trouvères Union United usually western