Siphons Sentence Examples
A cormidium may contain a single nutritive siphon (" monogastric ") or several siphons (" polygastric ").
Siphons are sometimes used to carry the water over an undulating grade and thereby save the expense of a deep rock cutting.
In the former will be found such things as siphons," Hero's fountain," penny-in-theslot "machines, a fire-engine, a water-organ, and arrangements employing the force of steam.
Mantle closed to a considerable extent; siphons well developed; gills much folded and frequently prolonged into the branchial siphon.
In the Mississippi valley water is taken from the river by flumes in the levees or by siphons.Advertisement
Mantle not extensively closed; two pallial sutures and two well developed siphons.
Asymmetrical, inequivalve, fixed, with extensive pallial sutures; no siphons.
Mantle largely closed, siphons long, united.
When the new cells grow no further, but constitute a palisading round the central cell covering its whole length, the condition is reached which characterizes the species of Polysiphonia, the " siphons " of which may be regarded as one-celled branches.
Mytilus possesses no siphonal tube-like productions of the margin of the mantle-skirt, nor any notching of the same, representative of the siphons which are found in its fresh-water ally, the Dreissensia polymorpha.Advertisement
It is said that in the reign of Constantine Pogonatus (648-685) an architect named Callinicus, who had fled from Heliopolis in Syria to Constantinople, prepared a wet fire which was thrown out from siphons (TO bta Twv o wwwv ic4 €pbjsevov 7rUp u-ypov), and that by its aid the ships of the Saracens were set on fire at Cyzicus and their defeat assured.
Particular attention is given to inverted siphons in gravity sewers because they tend to present the largest range of design problems.
In siphonate forms the pallial muscle is not simple, but is indented posteriorly by a sinus formed by the muscles which retract the siphons.
The network of dams and tunnels is one of the world 's biggest construction projects, and siphons water from Lesotho to South Africa.
Claria 's pop-up then siphons away the resulting users.Advertisement
The Ukraine siphons off gas from this supply, stimulating shortages across the EU.
This is the drink used in " soda siphons " - which I suppose is fairly obvious.
We also manufacture market-leading plastic flushing siphons, flushing and inlet valves, in-wall frames and supports, spares and accessories.
The second clue might be "One simply siphons the excess thoughts from one's mind, pours them into the basin, and examines them at one's leisure."
Everyone he interacts with is similarly fooled into thinking they are living a real life, but in reality, they are encased in tanks, living a virtual life while world-ruling machinery siphons off their energy.Advertisement
Siphons or nutritive appendages, from which the order takes its.
The siphons have been compared to the manubrium of a medusa-individual, or to polyps, and hence are sometimes termed gastrozoids.
In their most primitive form they are seen in Velella as " gonosiphons," which possess mouths like the ordinary sterile siphons and bud free medusae.
Pipes conveying the water of an aqueduct across a valley and following the contour of the sides are sometimes called siphons, though they do not depend on the principle of the above instrument.
The phenomenon of " concrescence " which we have already had to note as showing itself so importantly in regard to the free edges of the mantle-skirt and the formation of the siphons, is what, above all things, has complicated the structure of the Lamellibranch ctenidium.Advertisement
Cyrenellidae.-Two elongated, united, non-retractile siphons; freshwater.
Cycladidae.-One siphon or two free siphons with simple orifices; pallial line simple; hermaphrodite, embryos incubated in external gill-plate; freshwater, Cyclas; British.
Cardiniidae.-Shell elon removed, and the siphons gated, inequilateral.
Megalodontidae.-Shell 1a, tr, Upper and lower inequilateral, thick; posterior siphons adductor impression on a myo ms, Siphonal muscle of the phorous apophysis.
Tellinidae.-External gill-plate directed upwards; siphons separate and elongated; foot with byssus; palps very large; ligament external.
Scrobiculariidae.-External gill-plates directed upwards; siphons separate and excessively long; foot without byssus.
Mesodesmatidae.-External gill-plate directed ventrally; siphons separate and equal.
Two pallial sutures, siphons somewhat elongated and partially or wholly united.
Siphons generally short.
Tridacnidae.-Mantle closed to a considerable extent; apertures distant from each other; no siphons; a single adductor; shell thick.
The solution is removed by ladles or by siphons, and the residue is leached out with boiling water; this removes the sulphates.
Mactridae.-External gill-plate directed ventrally; siphons united, invested by a chitinous sheath; foot long, bent at an angle, without byssus.
Cardiidae.-Mantle slightly closed; siphons very short surrounded by papillae which often bear eyes; foot very long.