Writings of Spencer embody the spirit of Descartes in the knowledge of our own day, and may be regarded as the Principes de la philosophic of the 19th century; while, whatever hesitation may not unfrequently be felt by less daring minds in following Haeckel in many of his speculations, his attempt to systematize the doctrine of evolution and to exhibit its influence as the central thought of modern biology, cannot fail to have a far-reaching influence on the progress of science.
The Bengal tiger is not unfrequently met with, and wild boars are abundant.
The liberty of the press not unfrequently degenerated into licence, and sane liberalism was often replaced by socialistic dreaming.
When a religion begins to ossify into a system of formulas and observances, those who protest in the name of heart-religion are not unfrequently known by the name of mystics.
In particular, the Roman "North Road" which ran from York through Corbridge and over Cheviot to Newstead near Melrose, and thence to the Wall of Pius, and which has largely been in use ever since Roman times, is now not unfrequently called Watling Street, though there is no old authority for it and throughout the middle ages the section of the road between the Tyne and the Forth was called Dere Street.
The commentaries are of course intolerably diffuse and tedious, a great deal of them is now quite unreadable; yet, on the other hand, one has not unfrequently occasion to admire the sound linguistic perception and the critical talent of the author.'
Not unfrequently he represents the unity of the Father and the Son as a unity of agreement and harmony and "identity of will."
History of the birds he described, and this with evident zest whereby he differed from his French predecessor; but the number of cases in which he erred as to the determination of his species must be very great, and not unfrequently the same species is described more than once.
The-considerations are not very striking from a general point of view; but the author adds to the weight of evidence which some of his predecessors had brought to bear on certain matters, particularly in aiding to abolish the artificial groups " Deodactyls," "Syndactyls," and " Zygodactyls," on which so much reliance had been placed by many of his countrymen; and it is with him a great merit that he was the first apparently to recognize publicly that characters drawn from the posterior part of the sternum, and particularly from the " echancrures," commonly called in English " notches " or " emarginations," are of comparatively little importance, since their number is apt to vary in forms that are most closely allied, and even in species that are usually associated in the same genus or unquestionably belong to the same family, 2 while these " notches " sometimes become simple foramina, as in certain pigeons, or on the other hand foramina may exceptionally change to " notches," and not unfrequently disappear wholly.
2 The notion of the superiority of the palatal bones to all others for purposes of classification has pleased many persons, from the fact that these bones are not unfrequently retained in the dried skins of birds sent home by collectors in foreign countries, and are therefore available for study, while such bones as the sternum and pelvis are rarely preserved.
23 been not unfrequently confounded.
Both husband and wife were extreme examples of the licentious manners of the time, but they not unfrequently lived together for considerable periods, and nearly always on good terms. Later, however, Marguerite was established in the castle of Usson in Auvergne, and after the accession of Henry the marriage was dissolved by the pope.
Not unfrequently free persons were kidnapped by pirates and sold in other regions, like Eumaeus in the Odyssey.
Those employed in workshops, whose overseers were themselves most commonly of servile status, had probably a harder lot than domestics; and the agricultural labourers were not unfrequently chained, and treated much in the same way as beasts of burden.
They are not unfrequently ranged regularly along the sides of the galleries, the doors of entrance, as may be seen in a previous illustration (fig.
Monumental epitaphs record the purchase of a grave from the fossores, in many cases during the lifetime of the individual, not unfrequently stating the price.
- The book-scorpions - so called because they were, in old times, found not unfrequently in libraries - are found in rotten wood and under stones.
Chronic gastric ulcer is not unfrequently the starting point of cancer.
Occasionally, the whole country suffers much from drought; but disastrous floods not unfrequently occur, particularly in the spring, when the beds of the rivers are inadequate to contain the increased volume of water caused by the rapid melting of the snows on the Carpathians.
Lamarck had put forward the hypothesis that structural alterations acquired by (that is to say, superimposed upon) a parent in the course of its life are transmitted to the offspring, and that, as these structural alterations are acquired by an animal or plant in consequence of the direct action of the environment, the offspring inheriting them would as a consequence not unfrequently start with a greater fitness for those conditions than its parents started with.
Living things which present this visible structure are said to be organized; and so widely does organization obtain among living beings, that organized and living are not unfrequently used as if they were terms of co-extensive applicability.
A cursory inspection of the bird, which is not unfrequently brought alive to Europe, its size, and its enormous bill and talons, at once suggest the vast powers of destruction imputed to it, and are enough to account for the stories told of its ravages on mammals - sloths, fawns, peccaries and spidermonkeys.
The subsoil not unfrequently contains materials which are deleterious to the growth of crops, and roots descending into it may absorb and convey these poisonous substances to other parts of the plant or be themselves damaged by contact with them.
At one isolated village the natives, who were unarmed, reported that they not unfrequently saw and heard the gorillas, which broke down the stalks of the plantains in the rear of the habitations to tear out and eat the tender heart.
Both these species are extensively cultivated for their fruit in Southern Europe, the Canaries and northern Africa; and the fruits are not unfrequently to be seen in Covent Garden Market and in the shops of the leading fruiterers of the metropolis.
UNGULATA, the name of an order of placental mammals in which the terminal joints of the toes are usually encased in solid hoofs or covered with broad hoof-like nails, while the molar (and not unfrequently some or all of the premolar) teeth have broad tuberculated crowns adapted for crushing vegetable substances.
Its home seems to be in Central Asia, but it moves southward in winter, being common at that season in Cashmere, and is not unfrequently brought for sale to Calcutta.
It not unfrequently happens that some of the larger houses have one or more partitions, but these are only posts of the main building left by the builders to support the roof, for the apartments have usually no communication with each other except by water.
As a straggler it has occurred within the Arctic Circle (as on the Varanger Fjord in Norway), as well as in Iceland and even Greenland; while it not unfrequently appears in Madeira and the Azores.
The Tatar zodiac is not unfrequently found engraven on Chinese mirrors in polished bronze or steel of the 7th century, and figured on the " plateau of the twelve hours "' 5 " Orat.
It is true we find many thinkers who' deny the competency of reason when it ventures in any way beyond the sphere of experience, and such men are not unfrequently called sceptics.
The proceedings of the council were frequently very stormy, and the opponents of the dogma of infallibility complained that they were not unfrequently interrupted, and that endeavours were made to put them down by clamour.
Particular states also not unfrequently introduced fixed eras, which obtained a more or less extensive currency, as the era of the first Olympiad (776 B.C.), of the foundation of Rome (753 B.C.), and of the Seleucidae at Antioch (312 B.C.), which is followed by the Jewish author of the first book of Maccabees.
It not unfrequently attacks human beings in India, chiefly children and old women, but instances have been known of a leopard becoming a regular "man-eater."
Shrewd sense and considerable knowledge of the world came to the aid of stellar lore in the preparation of "prognostics" which, not unfrequently hitting off the event, earned him as much credit with the vulgar as his cosmical speculations with the learned.
The horns are rather flat at the base and not unfrequently corrugated; they rise vertically from the head, curving to the rear, and are more or less laterally inclined.
The nave in the northern houses, not unfrequently, had only a north aisle, as at Bolton, Brinkburn and Lanercost.
It not unfrequently happens that good or instructive readings are found in manuscripts which are in general of small trustworthiness (see below), and whose relations to the general tradition it is not worth while to investigate.
The name has remained attached to the island from the earliest historical times with but little interruption of the tradition; though in Brompton's travels (12th century) and in the old Venetian maps we find it called Fale or Val de Compar, and at a later date it not unfrequently appears as Little Cephalonia.
Such estates were not strictly hereditary, though as a mark of favour they were not unfrequently re-granted to the sons of deceased holders.
Though the hopes of the husbandmen were not unfrequently disappointed by the blight of the south wind.
We not unfrequently find a single transept, sometimes of great size, rivalling or exceeding the nave.
Moneys due to a provincial governor from the state treasury were often, perhaps regularly, received and disbursed by the quaestor; the magazines seem to have been under his charge; he coined money, on which not unfrequently his name appears alone.
The glossy ibis, Plegadis falcinellus, found throughout the West Indies, Central and the south-eastern part of North America, as well as in many parts of Europe (whence it not unfrequently strays to the British Islands), Africa, Asia and Australia.
The refinements of training, as of pruning, may, however, be carried too far; and not unfrequently the symmetrically trained trees of the French excite admiration in every respect save fertility.
24 unfrequently nearly black.
At times, and not unfrequently, a troop may be heard, roaring in concert, one assuming the lead, and two, three or four more regularly taking up their parts, like persons singing a catch.
It not unfrequently happens, especially amongst Monocotyledons, that after growth at the apex has ceased, it is continued at the base of the leaf, and in this way the length may be much increased.
Not unfrequently the divine word was found to coincide with the advice which Mahomet had received from his most intimate disciples.
Descriptions of heaven and hell, and allusions to God's working in Nature, not unfrequently show a certain amount of poetic power.