The female Gall-fly is furnished with an ovipositor in the shape of a very fine curved needle, with which she punctures the tender bark of an oak shoot, lodging an egg in the perforation.
Her ovipositor is furnished with a pair of nippers, by means of which she plucks off her own hairs, and makes with them a flat cushion on the surface of a leaf.
And would not its presence there bear testimony to the lengthened ovipositor of the well-known brisk and busy fly, and to its remarkable habits?
One of the most complex and elaborate pieces of mechanism found in any animal organ is the ovipositor of the Sawflies (Tenthredinidae).
One of the hard parts forming the ovipositor of insects.
Some ichneumon files have a long ovipositor fitted to pierce the eggs or larv\'91 of other insects, in order to lay their own eggs within the same.
The female usually has an ovipositor containing a pair of sawlike organs with which she makes incisions in the leaves or stems of plants in which to lay the eggs.
Legs reddish except the coxae and the first and third femora ventrad; more slender than usual, the ovipositor about as in californicum but the abdomen is longer, hence the ovipositor is so.
Ovipositor extruded for over half the length of the abdomen.
Ovipositor extruded for nearly half the length of the abdomen, the stylus a little shorter.
Girault Hyaline band of fore wing somewhat broader than either fuscous stripe; stylus and ovipositor equal.
Stylus somewhat shorter than the ovipositor which is a third the length of the abdomen.
Girault Legs wholly concolorous except the knees and tips of tibiae narrowly and the tarsi; as in the preceding but stylus and ovipositor subequal.
Ovipositor extruded for about half the length of the abdomen, the stylus slightly short.
Ashmead Ovipositor extruded for less (or not more) than a third the length of the abdomen, the stylus subequal.
Rohwer Ovipositor extruded for less than a fourth the length of the abdomen, the stylus subobsolete.
The ovipositor has therefore lengthened its extensible tube and pushed beyond the feather stopper driven in by the lead.
The ovipositor bends at a right angle and dives into the junction of the beak, straight down to the root.
The ovipositor swings slowly first in this direction, then in that, by turns; and a new egg is lodged in each space between two adjoining eggs in the previous row.
Sometimes, when the width of the passage allows of it, they insert the ovipositor into the tin and lay the eggs inside, on the very edge of the slit.
They do not even attempt to slide theirovipositor through the slits of the folds.
Lengthening herovipositor like a telescope, the mother inserted the point of her implement, a point slightly hardened with a horny armour.
The unsheathed ovipositor is implanted in the under portion of the abdomen, about the middle, and at right angles to the axis of the body, as in the case of the Leucospis, the pest of the apiary.
The ovipositoris then withdrawn with methodical deliberation, in order that it may not be strained or bent.
The insect is motionless, and hardly ten minutes elapse between the first cut of the ovipositor and the filling of the egg-chamber with eggs.
Female bees have a special apparatus for collecting and carrying pollen, and their ovipositor is modified into a sting for the defence of their larvae and the community.
In the females of many insects the ovipositor is modified in the most complex manner for the safe placing of the eggs.
Many of these have the ovipositor greatly lengthened, and projecting like a very slender needle from the extremity of the abdomen.
Organs of generation those common to the Vertebrata, but retractile within the body, attended usually by various anal appendages, particularly a forceps in the males, and an ovipositor in the females.
Two lateral laminae, often coriaceous, by which the ovipositor when unemployed is covered[1132].
On the former supposition, the ovipositormust be remarkably long and flexile to enable the animal to place the eggs on its back.
Under each spot marked in black, under each spot whence I saw the ovipositor withdrawn, I always find a cell, with not a single exception.
We will now remove this lid with the scissors, so as to have the whole apparatus before our eyes, and then raise the ovipositor with the point of a needle.
A wide gap or hiatus appears between the first and second rings; and, under a thin membrane, the base of the ovipositor bulges out, bent back into a stout hook.
I go so far as to believe that the ovipositor tells the insect nothing, or at any rate very little, of the inside of the cell, whether propitious or not to the development of the germ.
To sum up, the ovipositor when at rest goes round the abdomen.
When at rest, the inoculating-needle or ovipositor remains packed in the slit and the furrow.
What is most remarkable in this ovipositor is, that it is much longer than the whole body of the insect, in whose belly it is lodged in a sheath, and, from its horny nature, it cannot be either shortened or lengthened.
She is furnished with an admirable ovipositor for that express purpose, and Swammerdam actually saw a gall-fly thus depositing her eggs, and we have recently witnessed the same in several instances.
To effect the same purpose, the ovipositor of the ox-fly lengthens, by a series of sliding tubes, precisely like an opera-glass.
The usual position of the ovipositor is represented by dots.
In some of these insects the ovipositor is conspicuously long, even when the insect is at rest; but in others, not above a line or two of it is visible, till the belly of the insect be gently pressed.
Illustration: a, Ovipositor of Saw-fly, protruded from its sheath, magnified.
Illustration: Ovipositor or Gimlet of the Gadfly, greatly magnified, with a claw and part of the tube, distinct.
Illustration: Ovipositor and Eggs of the Crane-fly.
Pairs of processes carried on the eighth and ninth segments often become specialized to form the ovipositor of the female (see fig.
Ovipositor always well developed, and often modified into a sting.
The distinguishing characters of a sting or ovipositor and a one- or two-jointed trochanter are still of the greatest value.
At less than two inches behind the larva, on the stem, was a large ichneumon-fly, watching its chance to thrust its ovipositor into the larva.
In another group, Pimplinæ, theovipositor is generally very long.
This insect is met with in fir plantations, and uses its extraordinary ovipositor to drill holes in trees infested by the larvæ of Sirex gigas, on which its own larva is parasitic.
Their principal characteristic is that the ovipositorof the female in most of the groups is modified into a sting.
This is a very extensive family and contains the numerous species of Saw Flies, so called because their ovipositor is in shape somewhat like a saw in appearance.
The insect frequently drives its ovipositor so firmly into the wood of the tree, that it is unable to withdraw it, and perishes in this position.
Of the great majority the females pierce with their ovipositor the tissues of plants and trees, and there deposit their eggs, from which the larvæ are soon hatched.
In the female the terminal segments form, in some cases, a protrusible ovipositor, but the typical hexapodan ovipositor with its three pairs of processes is undeveloped in the Lepidoptera.
The female has an ovipositor adapted for piercing plant tissues.
Lying on her right side, the wasp extended her ovipositor and punctured the ootheca in the fifth cell on the left side; she remained in this position for about 15 minutes.
The female remains stationary and lays eggs around her by bending her long ovipositor (Sundevall, 1831).
The female wasp first probes the ootheca with her sheathed ovipositor until she finds an acceptable spot; she then drills through the wall of the ootheca with her ovipositor.
She inserted the ovipositor deeply and oviposited for 10-30 minutes.
Finally, standing erect and incurvating her abdomen between her legs, she cleans it and her ovipositor with her jaws and tongue.
When she finds it, she inserts her ovipositorinto its body and lays her egg.
The oviposition requires a considerable expenditure of time and strength, for the ovipositor has to pierce the rather tough mid-rib or vein of a leaf.
The shape of the parts in the male and female indicates that the ovipositor is passive in copulation, and is then raised to allow access to the spermatheca.
I believe the largest of the species measures four inches from head to tail, the ovipositor being an inch and three-quarters long.
The female beetle seeks a crevice in old wood, and with her ovipositor places a small white egg in it and firmly glues it in a suitable position.
The females are quite mute, and they may be also distinguished by possessing a short curved ovipositor at the end of the body.
The abdomen of the female has neither ovipositornor sting.
The mouth is furnished with mandibles and maxillæ, and the abdomen is terminated either by anovipositor or a sting.
The ovipositor is enclosed in a cylindrical sheath, composed of two valves.
The mouth is furnished with mandibles, maxillæ, and an upper and lower lip; and the abdomen of the female is terminated either with an ovipositor or a sting.
The construction of the sting or ovipositor with which the different species of Ichneumon are provided, is not less nicely adapted to its various purposes.
Her ovipositoris provided at the end with an instrument resembling a pair of pincers, which for this purpose are as good as hands.
They appear to = the rhabdites composing the ovipositor of other insects.
Corniculi: the little horny tips or pieces of the ovipositor in Orthoptera; see valves.
Episternites: the upper pair of corneous appendages forming the ovipositor in grasshoppers.
Outstanding differences are the normal fore legs, the development of a "voice-box" in the male, and anovipositor in the female.
The female is provided with a curved ovipositor with two valves, which serves for breaking up the ground for the reception of its eggs.
The female of the first two is provided with an ovipositor in the shape of an auger.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "ovipositor" in a variety of sentences. We hope that you will now be able to make sentences using this word.
