With a small stick I have wound a large amount of silk from thespinnerets of a spider, there apparently being no diminution of the supply.
But it has a marvelous silk-manufacturing apparatus, known as spinnerets (Fig.
The operation would be impossible if, after cementing each grain of sand, it were necessary to stop the work of the spinnerets and go to a distance to fetch further stony elements.
The spinnerets touch it somewhere, anywhere, and that is enough: adhesion is at once restored.
Henceforth, until the hatching, she does not leave go of the precious burden, which, fastened to the spinneretsby a short ligament, drags and bumps along the ground.
Each time, the spinnerets add a bit of thread to the carpet already made.
Quickly, the hind-legs draw from the spinnerets something much better than single cords.
She promptly glues the queer bag to her spinnerets and is as pleased as though she were in possession of her real pill.
Lovingly she embraces the cork ball, fondles it with her palpi, fastens it to her spinnerets and thenceforth drags it after her as though she were dragging her own bag.
The spinnerets abandon to the breeze a thread that floats, breaks and flies away, carrying the rope-maker with it.
The worker refuses to take this trouble, which, if repeated in the case of each grain, would make the action of the spinnerets too irksome.
The spinnerets distribute the material with a wide longitudinal swing, from pole to pole; and the hind-legs apply it in capricious ribbons.
When the hatching is over, the wallet is loosened from the spinnerets and cast aside as a worthless rag.
At fairly frequent intervals, the tip of the abdomen is lifted to the mouth of the balloon; and then the spinnerets really touch the fringed edge.
She fastens to her spinnerets and dangles, by way of a bag of eggs, a ball of cork polished with my file, a paper pellet, a little ball of thread.
The work is done with the silk constantly hanging from the spinnerets and constantly extracted as the animal moves about.
Scorpions abounded, and a number of early spiders, which, however, had no spinnerets for web making.
The abdomen is large and not segmented, with two or three pairs of spinnerets near the end, by means of which they spin threads of silk to form cocoons, or nests, to protect their eggs and young.
One of the numerous small spinning tubes on the spinnerets of spiders.
It lives in a bell-shaped structure of silk, open beneath like a diving bell, and filled with air which the spider carries down in the form of small bubbles attached one at a time to the spinnerets and hind feet.
Round the edge of the body a row of figure-of-8 spinneret orifices; on the dorsal surface many circular spinnerets and a number of protruding tubes.
The waxy, glassy, or horny covering produced through the spinneretsand concealing the insect in many Lecanidinæ and some Coccidinæ.
The excreting spinnerets are almost all at the edge of the body, and the fringe is formed of feather-like segments, each segment corresponding to a spine.
Spinnerets in an almost continuous arch, which may be resolved into five groups; seventy or eighty openings; several single spinnerets.
Five groups ofspinnerets in the female, but the groups are sometimes continuous.
A portion of the excreted substance, cotton or wax, produced by the spinnerets on the edge of the body in certain Lecanidinæ and Hemicoccidinæ.
In the groups of spinnerets at the edges of the segments are found a few small conical spines.
Anal extremity dark-brown, the anal ring in the centre; spinnerets here very numerous, converging towards the anus.
Groups of spinnerets usually four, sometimes five, and in one American species (A.
Spinnerets in an almost continuous arch, containing seventy to a hundred orifices; several single spinnerets.
Rows of minute oval spinnerets run round the edge and across the body, corresponding with the divisions of the test.
Skin covered with circular spinnerets and minute hairs; the spinnerets are most numerous on the abdomen.
Skin covered with a great number of circular spinnerets of two sizes, the larger ones simple, the smaller multilocular.
The cottony, bag-like covering or nest produced by the spinnerets and concealing the insect in many of the Coccidinæ and some Lecanidinæ.
B] In the Diaspidinæ, besides being scattered over the body, the spinnerets are arranged in groups on the last abdominal segment, and these groups afford excellent characters for specific distinctions.
It is held in the jaws and front legs and slowly revolved while with its hind legs the spider draws out bands of silk from the spinnerets and swathes it like a mummy.
At the same time the posterior spinnerets were actively rubbed together and the long posterior spinnerets separated and brought together again with a scissor-like action.
The spider sits down, so to speak, on a twig, separating its spinnerets and rubbing them on the surface.
Now in the first place it is rather striking that the spiders with the most conspicuous spinnerets are by no means the most able spinners.
The usual number of spinneretsis six, but there is a pretty wide range, one group of spiders having only two, while a few possess eight.
The spinnerets of Epeira are so small and inconspicuous that their disposition is not very easy to make out.
The Lycosa then attached the cocoon to its spinnerets and proceeded to bite away the silken sheet which sealed the burrow.
Then begins the work of minor masonry, with grains of sand for rubble and the secretion of the spinnerets for cement.
At the first flutter of the netted Fly, the Spider runs or even leaps forward, but she is now secured by a cord which escapes from the spinnerets and which has its end fastened to the silken tube.
This she does by rubbing her spinnerets over the surface on which she stands, and by quickly spreading and bringing them together again she makes an attachment disc from which she can reel out her rope and check her fall.
The hairy body is filled with thousands of eggs and contains also a marvelous reservoir of liquid rope opening into spinnerets on the under side of the body.
Some of the tubes or spinnerets make strong and dry filaments and others make sticky ones.
Defn: One of the numerous small spinning tubes on the spinnerets of spiders.
It further appeared to us, that the first thread proceeded from the pair of spinnerets nearest the head, while the floating thread came from the outer pair,--though it is possible in such minute objects we may have been deceived.
Illustration: Spinnerets of a Spider magnified to show the Spinnerules.
And if the spider wants to spin a stronger line still, it can unite all the threads coming from several spinnerets into one, so as to make a very stout cord indeed.
Now each of these spinnerets is covered with hundreds of tinier projections still, every one of which has an extremely small hole in the middle.
Legs: Lack trochantins, III and IV stouter than I and II; mandibles large; serrula not attached throughout length of moveable finger; spinnerets long and transparent.
Mandibles: Small; spinnerets small and transparent; serrula attached throughout the length of the moveable finger.
Mandibles: Small and short, serrula attached throughout length of finger, spinnerets small and transparent.
The tips of the fleshy littlespinnerets should be highly magnified and we shall notice that the structure of the tips differs in each pair of spinnerets.
He carefully studied the structure of a garden spider, and for the first time explained its wonderful feet, its jaws and poison gland, its spinnerets and silk.
The silk disk, a sort of hardy concave paten, now no longer receives anything from the spinnerets in its centre; the marginal belt alone increases in thickness.
Quickly the hind-legs draw from the spinnerets something much better than single cords.
Ordinarily the tips of the spinnerets are held close together so that they form a single thread, but by spreading them apart many threads can be spun at once, thus forming a ribbon.
Sometimes a spider will spread its spinnerets apart, and thus spin a broad ribbon-like band.
Ordinarily the tips of the spinnerets are brought close together, so that all of the minute threads that emerge from the numerous spinning tubes unite to form a single thread.
The females of most of the species (those of the genus Lycosa) drag after them their egg-sac, which is attached to the spinnerets (Fig.
They have in front of the usual spinnerets an additional organ, which is named the cribellum (Fig.
If the teacher chooses to kill a specimen and show the arrangement of the eyes and the spinnerets under the microscope, she may do so.
Spinnerets and cribellum of a curled-thread weaver.
The spinnerets became active, and the sticky stuff about Burl's feet gave way!
Its spinnerets became busy, and with one of its six legs, used like an arm, it flung a sheet of gummy silk impartially over both the tarantula and the man.
Then she doubled her abdomen quickly underneath her and there issued from the spinnerets at its tip a jet, a flat jet of silk, which was caught up by the hind feet and wrapped around the fly as it was rolled over and over by the front feet.
All the time she was wrapping it, Argiope kept her body well clear of the bee's body, the spinnerets being fully one-half an inch from the bee, making the broad band of issuing silk very noticeable.
Drawing out' would be more accurate, for the spinnerets cannot spurt out silk; silk is drawn out and given its band character by lightning-like movements of the comb-toothed hind feet.
The spinnerets are movable, and by their manipulation the desired kind of line is produced.
They had rather think the universe to have been spun out of the spinnerets of a big black spider, than admit that in the beginning the Holy God made all things.
But the creature had cast out of her spinnerets a good stout cable as she turned to leave her nest, which I seized with both hands.
A long pencil of silken lines is spread out from the spinnerets above him, while at the same time he has fastened his feet together by a little silken raft.
The office of the spinneretsis to reel out the silk from the silk-glands, the tip being perforated by a myriad of little tubes through which the silk escapes in excessively fine threads.
The opening of the air-tubes is halfway between the epigynum and spinnerets (fig.
There are also hardened spots around the stem of the abdomen and under the spinnerets in both sexes.
In front of the spinnerets on the under side is a small opening to the tracheae, or air-tubes (fig.
Amaurobius does not have the long upper spinnerets like Tegenaria, the eyes are lower on the front of the head, and there are larger light-colored markings on the front of the abdomen.
The opening of the air-tubes is halfway between the spinnerets and the epigynum.
The spinnerets are so far under the body that they show but little from above.
It does not have long upper spinnerets like Tegenaria, and the eyes are lower on the front of the head.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "spinnerets" in a variety of sentences. We hope that you will now be able to make sentences using this word.
