It underlies the whole significance of zonal location, continental and insular.
zonal range: Upper Sonoran areas that are moist yet safe from continuous inundation.
Many ammonites occur in this formation in addition to the forms used as zonal indexes mentioned in the table.
Nevertheless, a large number of the specimens collected in Ecuador are intermediate in color as well as in zonal distribution.
A zonal arrangement of minerals about intrusives is often noted.
Here is no diversity of outward form, no contrast of zonal location, no fructifying variety of geographic conditions.
The augite builds eumorphic crystals of pale green colour, often zonal and readily weathering.
The zonal location of a country indicates roughly the degree of heat which it receives from the sun.
All the southern continents are handicapped by the monotony of their zonal location.
zonal structure is characteristic, being noticeable even without the use of polarized light.