An instrument having a little wheel, with sharp points, worn on a horseman's heels, to prick a horse…
"The maple spot gall, so common on the leaves of the red maple, is made by the fungus-gnat of the order…
"The prism of the first order consists of four rectangular vertical faces, each of which intersects…
"The prism of the second order consists of four rectangular vertical faces, each of which intersects…
"The pyramid of the first order is a form consisting of eight isoceles triangular faces, each of which…
"The pyramid of the second order is a form composed of eight isoceles triangular faces, each of which…
"It consists of four isoceles triangular faces which intersect all three of the crystallographic axes,…
"It consists of four isoceles triangular faces which intersect all three of the crystallographic axes,…
"It consists of four isoceles triangular faces which intersect all three of the crystallographic axes,…
"A crystal of scapolite, upon which the faces of the third-order pyramid are shown." — Ford, 1912
"This is a form consisting of six rectangular vertical faces each of which intersects two of the horizontal…
"This is a form consisting of six rectangular vertical faces, each of which intersects two of the horizontal…
"This form consists of twelve isoceles triangular faces, each of which intersects two of the horizontal…
"This is a form composed of twelve isoceles triangular faces, each of which intersects two of the horizontal…
"A complex crystal of apatite with the faces of a third-order pyramid upon it." — Ford, 1912
"The rhombohedron is a form consists of six rhombic-shaped faces, which correspond in their position…
"The rhombohedron is a form consists of six rhombic-shaped faces, which correspond in their position…
"Hexagonal. Strong prismatic habit. Frequently vertically striated and grooved. Forms usually present…
"Hexagonal. Strong prismatic habit. Frequently vertically striated and grooved. Forms usually present…
"Tetragonal; tripyramidal. Crystals usually prismatic. Prominent forms are prisms of the first and second…
"Tetragonal; tripyramidal. Crystals usually prismatic. Prominent forms are prisms of the first and second…
"Tetragonal. Prismatic in habit. Often vertically striated. Common forms are prisms of first and second…
"Tetragonal. Prismatic in habit. Often vertically striated. Common forms are prisms of first and second…
"Tetragonal. Crystals usually show a simple combination of prism and pyramid of the first order. The…
"Tetragonal. Usually shows a combination of prism of second order, pyramid of first and basal plane."…
"Hexagonal; tri-pyramidal. Crystals usually long prismatic in habit; sometimes short prismatic or tabular.…
"Hexagonal; tri-pyramidal. Crystals usually long prismatic in habit; sometimes short prismatic or tabular.…
"Tetragonal; tri-pyramidal. Crystals usually simple pyramids of first order. Closely resemble isometric…
"The horizontal portion of an order, including cornice, frieze, and architrave, which is supported by…
"Applied to one of the 5 orders of arch, which allows no ornaments or flinting." — Williams, 1889
"In order to make the winding and connections clear, one coil and the commutator is shown assembled,…
Nicholson's Hydrometer, consists of a hollow cylinder of metal with conical ends, terminated above by…
Nicholson's Hydrometer, consists of a hollow cylinder of metal with conical ends, terminated above by…
An order of flowerless or cryptogamous plants. All plants are classified as belonging to the flowering…
The popular name of an order of reptiles having four well developed limbs, each terminated by five toes…
A large tree of the order meliaceae, common to tropical America, and noted for its close-grained and…
A name commonly applied to the whole order of quadrumanous mammals, but the term is limited in its application…
A name commonly applied to numerous rapidly-growing fungi of the higher class, belonging to the natural…
The people of Shiraz personify the Devil in a form of a rooster, which they weave in some of their choicest…
"The favorite order was the richly-decorated Corinthian, the beauty of which the Romans strove to increase…
"The Composite or Roman order was the outcome of the attempt to improve the Corinthian, of which it…
A class of insects confined chiefly to the tropics. They resemble in their mode of life the true ants,…
A class of reptiles belonging to the same order as the turtles, but differing from them mainly in that…
The common name of animals belonging to the order cetacea, with which are included the porpoise and…
Medium-sized mammals with black-and-white-fur belonging to the family Mephitidae and the order Carnivora.
Cuttlefish are animals of the order Sepiida, and are marine cephalopods, small relatives of squid and…
This is a diagram showing the rocks of the successive periods of time. They are shown in order from…
A roman patriot; born about 1310. He was of obscure birth; but having received an excellent education,…
The popular and generic name of certain insects belonging to the order Hemiptera, suborder Homopotera,…
The arteries of the face and scalp. The muscle tissue of the lips must be supposed to have been cut…