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ZOOLOGY.

DISTRIBUTION OF MAN.

ACCORDING to Dr. Pritchard, the inhabitants of the globe are arranged into the three following great classes :

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But the following classification of Blumenbach is that which is usually adopted :—

Class and Population.

1. The Caucasian; * population, 400,000,000.

2. The Mongolian; t population, 470,000,000.

Distinguishing Features.

Head of the most symmetrical shape,
almost round; forehead of moderate
extent; cheek-bones rather narrow,
without any projection, but having a
direction downwards from the malar
process of the frontal bone; alveolar
edge well rounded; front teeth of both
jaws placed perpendicularly; face of
an oval shape, and straight; fea-
tures moderately prominent; forehead
arched; nose narrow, and slightly
arched, or at least with the bridge
somewhat convex; mouth small, with
lips slightly turned out, particularly
the lower one; chin full and round.
The Caucasians are of all complexions,
from the Hindoos and Arabs (some of
whom are as black as African Negroes)
to the Danes, Swedes, and Norsemen
(who are fair, with flaxen hair, and
light-blue eyes).

Head almost square; cheek-bones pro-
jecting; nose flat; nasal bones and
the space between the eyebrows nearly
on the same horizontal plane with the
cheek bones; arches of the eyebrows
scarcely to be perceived; nostrils nar-
row; chin slightly prominent; face
broad and nose flat; parts imper-
fectly distinguished; cheeks project-

Geographical Distribution.

This class embraces the ancient and modern inhabitants of Europe (except Laplanders and Finns), the ancient and modern inhabitants of Western Asia as far as the Obi, the BolorTagh, and the Ganges, such as the Assyrians, Babylonians, Medes, Persians, Sarmatians, Scythians, Parthians, Jews, Arabs, Syrians, Turks, Tahtars properly so called, tribes of Caucasus, Armenians, Affghans, and Hindoos; the Africans who live on the shores of the Mediterranean Sea and throughout the Sahara, the Egyptians and Copts, the Abyssinians, and the Guanches, or ancient people of the Canary Islands.

The numerous tribes that occupy the central, northeast, east, and south-east parts of Asia, the Chinese and Japanese, the people of Thibet, Bootan, and IndoChina, the Finns and Lap'landers of Northern Europe, and the Esquimaux,

*The languages of this great and important class are polysyllabic, copious, and highly inflexional. Of the Europeans, a branch of the Caucasians, a late celebrated geographer remarks that they "are distinguished for their advanced state of civilisation, their superior intellectual powers, as evinced in their enterprise, invention, perseverance, and power of combination, and for the vast influence they exert over their fellow-creatures throughout other parts of the globe. The European is master of nearly the whole of the Western World, whilst in Asia some of the oldest, most extensive, and richest countries are in his power, and he has founded settlements in Africa and Australia that will, no doubt, spread over the habitable portions of those vast regions. It is a remarkable trait in his character that he never rests satisfied with what he has achieved, but is always pressing forward with ardour in the career of industry and invention, and is at this moment as anxious to advance himself as his ancestors were centuries ago." "

Languages inartificial, limited in range of literature, and divided into two principal families, the monosyllabic, which has no inflexions, and the Finno-Tahtarian, which is slightly inflexional and phonetic. Religious aspirations obtuse, the forms being various, as Buddhism, Shamanism, Mohammedanism, and Polytheism.

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DISTRIBUTION OF MAN-(continued)

Distinguishing Features.

ing, round, and narrow; linear opening of the eyelids extending towards the temples; inner corner of the eye sunk towards the nose, and the upper eyelid at that part continued into the lower by a rounded sweep; complexion generally olive (sometimes very slight, sometimes approaching to yellow, commonly called sallow); iris of the eye black; hair black, straight, and strong, but seldom curled or in great abundance; little or no beard. Those of this class who are most exposed to the sun and air have the darkest complexions. Head narrow, and compressed at the sides; forehead very convex and vaulted cheek-bones projecting; nostrils wide; jaws long; front teeth of the upper jaw turned obliquely forward; lower jaws strong and large; skull generally thick and heavy; face narrow, with lower part projecting; eyes prominent; nose spread, and almost confounded with the cheeks; lips, especially the upper one, very thick; jaws prominent, and chin retracted; skin, and the iris of the eye, a deep black; hair black and woolly. Approaches the Mongolian. Cheekbones prominent, but more arched and rounded than in the Mongol, without being so angular or projecting at the sides; orbits nearly always deep; shape of the forehead and the crown often artificially modified; skull generally light; face broad, without being flat; features, viewed in profile, prominent and deeply marked; forehead low; eyes deep-seated; nose rather flat, but prominent; skin red, more or less dark or copper-colored, and approaching to black, according to climate and other circumstances; hair like that of the Mongolian class, with little or no beard.

Top of the head slightly narrowed; forehead a little arched; cheek-bones not prominent; upper jaws a little pushed forward; prominence of the parietal bones strongly marked; face less narrow than that of the Negro, somewhat advancing, when seen in profile, in the lower part; features generally more prominent than in the Negro class; nose full, broad, and thick towards the point, or what is commonly called a bottle-nose; color of the skin brown or tawny: hair black, soft, curled, and abundant.

Geographical Distribution.

who inhabit the shores of the Polar Sea (in North America) and Greenland.

Includes all the natives of Africa to the south of the Sahara and Abyssinia; the natives of Australia, Van Diemen's Land or Tasmania, Papua or New Guinea, New Britain, the Solomon Islands, New Georgia, the New Hebrides, New Caledonia, the Feejee Islands, and various tribes throughout the Indian Archipelago.

In this class are comprehended all the native American tribes and nations, excepting, of course, the Esquimaux and the descendants of the European and African colonists.

This class includes all the natives of the islands of the Pacific Ocean (excepting those already pointed out as belonging to the Ethiopic class), and the dominant nations of the Indian Archipelago.

Languages of this class agglutinate, slightly inflexional, but one step removed from the simplest monosyllabic, and no written literature. Religion-fetishism, or demonworship, but Mohammedanism among the northern tribes; but in a civilised state they are susceptible of deep devotional feelings.

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Total No. of species 1704

49 49 63 62
20 276 224 174 151 101

4

4

74 74

83 188 180 8 4 3 28 27 105 105

61 21 185 126 104 94 118 113 166 161 21

5

17

16 18

17

67 59 65 62

24 4

19

19 3 3

4

12

14 13 3

1967 165 55 632 492 446 399 260 218 518 491 150 138

GENERAL CHARACTERISTICS OF THE MAMMALIAN FAUNA OF THE
GREAT DIVISIONS OF THE GLOBE.

29 9 16

5 6

Atlas.
Wagner
and Water-

house.
No. of

Species.
Peculiar
Species.
No. of

Species.
Peculiar
Species.
No. of

Species.

48: Peculiar

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Species.

No. of

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Peculiar
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Species.
Peculiar
Species.

No. of

Species.
Peculiar

Species.

Continent.

Europe

Asia...

Africa

Peculiarities.

Comparatively few species peculiar to it, and those belonging to the minor forms of animal life; pouched and toothless animals entirely wanting; the monkeys and thick-skinned tribes, each represented by a single species.

Comprises the greatest number of species and individuals of any quarter of the globe; carnivorous animals, rodents, and ruminants are the most numerous.

Has no pouched animals; numerous carnivora, rodents, and ruminants; more thick-skinned animals than any other region; the giraffe the most peculiar ruminant, and the hippopotamus the most remarkable of the thick-skinned group. Monkeys and thick-skinned animals entirely absent; only three orders-carnivora, rodents, and ruminants-very numerous. Central and South Fewer large quadrupeds than in any other region except AusAmerica.

North America

Oceania

tralia; more monkeys and toothless animals than occur in other divisions of the globe.

Ruminants, thick-skinned animals, and monkeys entirely unrepresented; the single order of pouched animals, all peculiar, comprehend more than two-thirds of the total number of species.

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Note. The probable number, therefore, of existing vertebrata may be assumed to be about 20,000. It may be here remarked that some birds and reptiles range nearly round the globe, within certain latitudinal limits, as parrots and crocodilians; others are limited to the Old World, as nightingales and vipers; some are as confined to the New World, as humming-birds and rattle-snakes; while others are restricted to particular districts, as the condor to the Andes, the ostrich to Africa, and the birds of paradise to New Guinea. Of the vertebrata there may be said to be 20,000; mollusca, 20,000; radiata, 5000; and articulata, 5000; making a total of 50,000 species.

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Note.-This table represents the number and distribution of species as given by Humboldt; but very many others have been discovered since he wrote. Steudal, the German botanist, who wrote in 1844, believed that the total number of known forms to be 95,000, of which 80,000 are flowering, and 15,000 flowerless, plants; while it is said that, at the present time, the recognised number of species does not fall far short of 120,000. THE THREE GREAT CLASSES OF PLANTS.

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Embracing

Flowerless Ferns, mosses, lichens, fungi, and seaweeds.

plants.

Having
their
stems in-
creasing
from

within.

Having
their
stems
growing
from ad-
ditions
without.

Sedges, rushes, and the numerous grasses, comprehending the most important of all vegetable tribes, viz., the valuable pasture and all the corn-yielding plants, wheat, barley, oats, maize, rice, the sugar-cane, &c., with lilies and the palm family. These are designated monocotyledons, from having only one seed-lobe.

This is the most perfect, beautiful, and numerous class, including all the forest trees of the temperate and colder zones, as the oak, elm, pine, chestnut, poplar, hazel, willow, birch, &c., with some of the stateliest members of the tropical forest, as the mimosa, tamarind, and the trees yielding logwood, Brazil wood, &c., most of the flowering shrubs and herbs, as the rhododendron, azalea, arbutus, thyme, sage, lavender, mint, rosemary, with the plants yielding castor, croton, and numerous other oils; also the dahlia, artichoke, thistle, lettuce, marigold, dandelion, daisy, &c. They are known as dycotyledons, from the seed consisting of two lobes.

VEGETATION ZONES.

Extent and Tem

perature.

On both sides of the
equator of tempe-
ature to about 15°.
Its temperature
ranges from the
maximum heat to
70°.

From lat. 15° to the
tropics. Mean
annual tempera-
ture, 76°.

Remarks.

The

May also be distinguished as the region of
the spices and aromatic plants: it includes
the Molucca group of islands and the
northern part of South America.
region of medicinal barks is that of the
elevated regions of South America, from
1,200 to 10,000 feet above the sea-level.
In the Old World the date-palm flourishes;
in Western Africa is the peculiar genus
Adansonia, the baobab, or monkey-bread,-
the largest known tree in the world. In
both the Indian peninsulas monster fig-
trees, and woods of aromatic barks, as the
cinnamon and cassia, abound.

Zones.

3. Sub-tropical zone of myrtles and laurels.

4. Warm temperate zone of evergreen trees.

5. Cold temperate zone of European trees.

6. Sub-arctic zone of conifers.

7. Arctic zone of rhododendrons.

8. Polar zone of Alpine planes and red-snow algæ.

VEGETATION ZONES (continued).

Extent and temperature.

From the tropics to
lat. 34°; having a
mean annual tem-
perature of 76°.

From lat. 34° to lat.
45°. Mean annual
temperature 58°.

Between lat. 45°
and 58°. Mean
annual tempera-
ture, 48°.

From lat. 58° to the
polar circles; and
has a mean annual
temperature of
40°.

Between the polar
circle and lat. 72°.
Mean annual tem-
perature, 30°.

Beyond lat. 72°....

Remarks.

Distinguished in the New World by various
species of conifers, oaks, and walnuts. In
the southern part of North America, the
magnolias, chiefly large trees, with large
leaves and highly odorous flowers, and the
palmetto-palm. In the Old World, the
slender date-palm soars aloft, and the
tender-leaved acacias flourish. Arborescent
euphoribiæ, which, with their leafless pris-
matic stems, so singularly imitate the
cactuses of America, give a remarkable
feature to the flora of the Canary Islands.
Within this limit the palm family is nume-
rous throughout the continent of Asia.
The European portion of this region is that
which has been most thoroughly investi-
gated. It is characterised by the presence
of evergreen shrubs, and by the general
absence of the rich grassy meadows and
verdant turf which form so striking a fea-
ture of more northern Europe. Among its
most characteristic plants are the ilex, the
cork-tree, and the myrtle, the olive, the
pistacias, and the stone-pine and cypress.
This zone is the true native region of the
vine. The fragrant cistuses, or rock-roses,
acquire their maximum in the Spanish
peninsula, where the Cistus ladanferus fre-
quently extends over many square leagues,
to the almost exclusion of every other
plant. The beautiful oleander clothes the
margins of streams; narcissuses, hyacinths,
and other showy bulbous roots, abound;
multitudes of aromatic labiatæ give a de-
cided character to the Mediterranean flora;
and the dwarf forms the connecting link,
by which the vegetation of Europe passes
into that of the south. In the New World
this region is marked by a great variety of
oaks and firs.

Comprises the lake district in the New World,
and is bounded in the Old on the south by
the Pyrenees, Alps, and Caucasus. It is
characterised by vast forests of different
species of pine, and by deciduous trees,
which take the place of the evergreens of
the warm temperate zone. In central and
western Europe there are extensive woods
of chestnut. In the more eastern part, the
lime and the elm contribute abundantly to
the composition of forests.
Consists of widely-extended masses of forest,
including firs and pines, Siberian stone-
pines, birch, aspen, and, in Siberia, the
larch. By brooks and on damp soil the
willow and alder occur: on dry hills grow
the rein-deer lichen and Iceland moss.
rich carpet of variegated flowers serves for
the decoration of this zone.
Characterised by the Rhododendron laponicum,
by the abundance of mosses and lichens,
and by the presence of the saxifrages, crow-
foots, and gentians; the chickweed tribe,
sedges, willow, and fir.

A

The region of everlasting ice and snow, in which all animal life goes out.

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