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A mouse of the genus Arvicola; the meadow mouse. There are many species.

c. the roundworm, Ascaris lumbricoides, often occurring in the human intestine and allied species found in domestic animals; also commonly applied to the pinworm (Oxyuris), often troublesome to children and aged persons.

Tunicata, often shaped like a two-necked bottle. The group includes, social, and compound species. The gill is a netlike structure within the oral aperture. The integument is usually leathery in texture. See Illustration in Appendix.

A genus of simple ascidians, which formerly included most of the known species. It is sometimes used as a name for the Ascidioidea, or for all the Tunicata.

A genus of plants including the milkweed, swallowwort, and some other species having medicinal properties. Asclepias butterfly (Zoöl.), a large, handsome, red and black butterfly (Danais Archippus), found in both hemispheres. It feeds on plants of the genus Asclepias.

A genus of trees of the Olive family, having opposite pinnate leaves, many of the species furnishing valuable timber, as the European ash (Fraxinus excelsior) and the white ash (F. Americana). Prickly ash (Zanthoxylum Americanum) and Poison ash (Rhus venenata) are shrubs of different families, somewhat resembling the t…

vii. 13. I began to be ashamed of sitting idle. Johnson. Enough to make us ashamed of our species. Macaulay. An ashamed person can hardly endure to meet the gaze of those present. Darwin.

A genus of plants of the natural order Leguminosæ. The species are chiefly natives of the Cape of Good Hope.

shrubby climbing plant with fragrant flowers. Specifically: The Asparagus officinalis, a species cultivated in gardens.

One of several species of poplar bearing this name, especially the Populus tremula, so called from the trembling of its leaves, which move with the slightest impulse of the air.

me for a plant of the genus Asphodelus. The asphodels are hardy perennial plants, several species of which are cultivated for the beauty of their flowers.

A European species of lavender (Lavandula spica), which produces a volatile oil. See Spike.

w, and sure-footed, and has become the type of obstinacy and stupidity. There are several species of wild asses which are swift-footed.

A peculiar species of rhyme, in which the last accented vowel and those which follow it in one word correspond in sound with the vowels of another word, while the consonants of the two words are unlike in sound; as, calamo and platano, baby and chary. The assonance is peculiar to the Spaniard. Hallam.…

Pertaining to the peculiar species of rhyme called assonance; not consonant.

enus of crustaceans, containing the crawfish of fresh-water lobster of Europe, and allied species of western North America. See Crawfish.

A genus of papilionaceous plants, of the tribe Galegeæ, containing numerous species, two of which are called, in English, milk vetch and licorice vetch. Gum tragacanth is obtained from different oriental species, particularly the A. gummifer and A. verus.

The recurrence, or a tendency to a recurrence, of the original type of a species in the progeny of its varieties; resemblance to remote rather than to near ancestors; reversion to the original form.

rine fish of the family Atherinidæ, having a silvery stripe along the sides. The European species (Atherina presbyter) is used as food. The American species (Menidia notata) is called silversides and sand smelt. See Silversides.

A species of sand grouse (Syrrghaptes Pallasii) found in Asia and rarely in southern Europe.