The New Encyclopaedia Britannica, Volume 18Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 147
... species in neighbouring ecosystems is allotted a dimension , for example , those that never be- come established in a local ecosystem in question mea- sure zero . Whatever the measure used , pioneer species are those scoring high soon ...
... species in neighbouring ecosystems is allotted a dimension , for example , those that never be- come established in a local ecosystem in question mea- sure zero . Whatever the measure used , pioneer species are those scoring high soon ...
Page 210
... species widely distributed in the tropics of the world , with a few species in subtropical areas , notably in southern Africa . The largest genera are Ouratea ( about 210 species ) and Ochna ( 95 species ) . Family Lophiraceae Trees ...
... species widely distributed in the tropics of the world , with a few species in subtropical areas , notably in southern Africa . The largest genera are Ouratea ( about 210 species ) and Ochna ( 95 species ) . Family Lophiraceae Trees ...
Page 1088
... species . Family Cryptobranchidae ( giant salamanders and hellbender ) Very large , to about 180 cm ( about 6 ft . ) , aquatic ; no lacrimal or septomaxillary bones in skull ; vomerine teeth parallel to marginal teeth ; Oligocene ...
... species . Family Cryptobranchidae ( giant salamanders and hellbender ) Very large , to about 180 cm ( about 6 ft . ) , aquatic ; no lacrimal or septomaxillary bones in skull ; vomerine teeth parallel to marginal teeth ; Oligocene ...
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