From the neighborhood of Potenza, the main ridge of the Apennines is continued by the Monti della Maddalena in a direction nearly due south, so that it approaches within a short distance of the Gulf of Policastro, whence it is carried on as far as the Monte Pollino, the last of the lofty summits of the Apennine chain, which exceeds 7000 ft.
The area under rye is about 0.5% of the total, of which about two-thirds lie in the Alpine and about one-third in the Apennine zone.
These and other early monographs on the Tertiary shells of the Paris basin, of the environs of Bordeaux, and of the sub-Apennine formations of Italy, brought out the striking distinctness of these faunas from each other and from other molluscan faunas.
The larch abounds on the Alps of Switzerland, on which it flourishes at an elevation of 5000 ft., and also on those of Tirol and Savoy, on the Carpathians, and in most of the hill regions of central Europe; it is not wild on the Apennine Branchlet of Larch (Larix europaea).
ADRIATIC SEA (ancient Adria or Hadria), an arm of the Mediterranean Sea separating Italy from the Austro-Hungarian, Montenegrin and Albanian littorals, and the system of the Apennine mountains from that of the Dinaric Alps and adjacent ranges.
In 1811 he produced a valuable essay entitled Memoria mineralogica sulla Valle di Fassa in Tirolo; but his most important work is the Conchiologia fossile subapennina con osservazioni geologiche sugli Apennini, e sul suolo adiacente (2 vols., 4to, Milan, 1814), containing accurate details of the structure of the Apennine range, and an account of the fossils of the Italian Tertiary strata compared with existing species.
These remnants lie at a comparatively low level, and excepting the Apuan Alps and the Calabrian peninsula they do not now form any part of the Apennine chain.
Except towards the coast and around Lucca, Florence and Arezzo, where the beds of prehistoric lakes form plains, the country is hilly, being intersected with sub-Apennine spurs.