How to use Rootless in a sentence

rootless
  • The premolars and molars may be rooted or rootless, with tuberculated or laminated crowns, and are arranged in an unbroken series.

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  • Sewellels are medium-sized terrestrial rodents, with no postorbital process to the skull, which is depressed in form, and rootless cheek-teeth, among which the premolars number I, the first in the upper jaw being very small.

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  • The second section, Castoroidea, of the present group includes only the family Castoridae, represented by the beavers, which are large aquatic rodents characterized by their massive skulls, devoid of post-orbital processes, with the angle of the lower jaw rounded, the molars rootless or semi-rooted, with re-entering enamel-folds, and one pair of premolars above and below.

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  • The dentition includes one pair of premolars above and below, and rooted or rootless molars with but few enamel folds.

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  • The humerus lacks a foramen at the lower end; and the molar teeth, as explained and illustrated in the article Vole, consist of two longitudinal rows of triangular alternating vertical prisms, and may be either rootless or rooted.

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  • Of these Ctenodactylus and Pectinator are characterized by the union of the incus and malleus of the internal ear, the free fibula and the almost rootless cheek-teeth.

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  • Skull depressed, frontals contracted and without post-orbital processes; p.; or; molars rootless, with transverse enamel-folds.

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  • In contradistinction to Titanomys, in which the cheek-teeth are rooted, is the North American Upper Oligocene Palaeolagus, where they are rootless.

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  • These are regarded as representing a distinct family, the Saghatheriidae, characterized by the possession of the full series of twenty-two teeth in the upper jaw, among which the first pair of incisors was modified to form trihedral rootless tusks, while the two remaining pairs were separated from one another and from the teeth in front by gaps.

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  • In all cases the first upper incisors are large and rootless.

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  • Many homeless children have a very rootless existence, which makes adjusting to a new school difficult at the best of times.

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  • When he is unknown, not achieving or acting, he will feel rootless, insecure, anxious, and be unhappy.

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  • In the circumpolar Evotomys (represented in England by the red-backed field-mouse) and the nearly allied North American Phenacomys, the molars develop roots in old age; but in Microtus (which includes the water-rat, and is circumpolar) they are rootless throughout life, the genus being' one of the largest in the mammalian class (see Vole).

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  • This infinite and Eternal Cause...is the rootless root of all that was, is, or ever shall be.

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  • It also has the effect of breaking away people from their roots and values, rootless people are easier to manipulate.

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  • The house where Orlando lived as a child At the age of 19 he was a rootless young man and started to wander around.

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  • They may be " rootless " masses brought upon the top of the later beds by thrustplanes.

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  • The Octodontidae, which are exclusively South American, differ from the preceding family by the tympanic bulla being filled with cellular bony tissue, and by the par-occipital process curving beneath it, while the cheek-teeth are almost or completely rootless and composed of parallel plates.

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