The second maxilla also has a palp extending back under the carapace with the function of keeping the carapace free from foreign bodies.
There is a bivalved cephalic carapace extending back to the fourth abdominal segment and terminating in front in a movable rostrum.
Specimens were collected from the mussels which are uncovered at mid-tide, and from the carapace of Loxorhynchus grandis, a deep-sea crab that is only rarely brought to shore by the highest tides.
The tesselated carapace of the Glyptodon was long thought to belong to the Megatherium; but Professor Owen shows, from the anatomical structure of the two animals, that the cuirass belonged to one of them only, namely, the Glyptodon.
Defrancii, which only differs from it in the absence of the sharp spines which terminate the lateral angles of the carapace in the former; while Portunus leucodon (Desmarest) bears some analogy to Lupea.
Dermatophyton grows on the carapaceof the tortoise and Trichophilus in the hairs of the sloth.
The carapace is bivalve, or has two valves, which are convex and oval; and it is of a greenish colour, with three irregular dark stripes behind.
This species has a shell or carapace on the back, a two-lobed rotatory organ, two eyes, and a slender wrinkled tail ciliated at the extremity.
The part of the carapace of a crustacean situated behind the cervical groove.
Of or pertaining to a region of the carapace of a crab covering the middle branchial region.
Situated in the region of the rump, or posterior end of the backbone; -- applied especially to the posterior median plates in the carapace of chelonians.
Behind the stomach; -- said of two lobes of the carapace of certain crustaceans.
The anterior, often spinelike, prolongation of the carapace of a crustacean, as in the lobster and the prawn.
Of or pertaining to the middle gastric lobe of the carapace of a crab.
Of or pertaining to the two posterior gastric lobes of the carapace of crabs.
Over the stomach; -- applied to two of the areas of the carapace of crabs.
Of or pertaining to the lobe of the carapace of crabs covering the posterior branchi\'91.
Differences in the nuchal, together with those in the carapace and plastron, serve to distinguish the species from other genera of the Emydidae.
The anterior end of the carapace has a broad shallow notch.
The Museum has an incomplete carapace and plastron (No.
The carapace has smooth contours with no keel present, but on the lower half of the costals there are seven or eight ridges, and the remaining surface of the costals and neurals are rugose.
It is a young turtle having a well-defined pattern on the carapace and is without doubt a representative of T.
Remove the part of the carapace which covers a gill chamber.
Rostrum, the sharp projection of the carapaceat the anterior end.
The carapace is marked by wrinkles, which, while in some specimens they suggest nothing, in others, especially old males, bear the strongest and most ludicrous resemblance to the face of an ancient man.
When that moment arrives, a second harpoon is sent into the flesh below the edge of the carapaceat the rear.
The plastron (lower shell) is lifted off, and in the carapace is a rich, thick soup.
The turtle being killed, the carapace is removed and placed over a gentle fire, and then the plates are eased off with a knife.
Most comments pertain to a description of the bony carapace and plastron, which Geoffroy depicts in Plate 4.
Carapace having prominent ocelli, which are much larger near the center than at the sides spinifer spinifer, p.
The greatest width of carapace is more posterior and at approximately the same plane in pallidus and guadalupensis, and farther posterior in emoryi.
On the bottom the male crawled onto the female's carapace from the rear, remaining in a somewhat posterior position as described by Conant (loc.
The eyes, apodemes, and carapacesoon afterwards are all moulted together.
In the mature Cirripede, the whole external covering, whether shell and operculum, or capitulum and peduncle, can be conclusively shown to be the carapace of the pupa, modified.
In water tortoises, or turtles, as they are generally called, the plastron is united to the edges of the carapace by intervening cartilage, and not by suture.
Using their Wits When the Greek eagle lifts the Greek tortoise in its talons, and lets it fall from a height so that the strong carapace is broken and the flesh exposed, it is making intelligent use of an expedient.
The sand-crab takes a piece of seaweed, nibbles at the end of it, and then rubs it on the back of the carapace or on the legs so that it fixes to the bristles.
On the surface of this area there are formed the horny plates (tortoise shell), and in the mesoblast below the bony elements of the carapace (figs.
These folds are subsequently prolonged so as to mark out the area of the carapace on the dorsal surface.
The first rudiment of the carapace appears in the form of two longitudinal folds, extending above the line of insertion of the fore- and hind-limbs, which have already made their appearance (fig.
In these the front of the carapace is turned downwards--a feature that has suggested the name of the tribe.
Now, the general character of this carapace may be seen at once in either the shrimp or the lobster.
Its legs are extremely slender, and bear spines on the inner side, and its body, where free from the incrustations so often covering the carapace of spider crabs, is of a fresh pink colour.
The beak in front of the carapace is very prominent and spiny, and the long abdomen is narrower in front than in the middle.
The carapace of this species is quite smooth, thus enabling the crab to move through the water with less resistance, and the walking legs, particularly the last pair, are flattened and fringed for use as paddles.
Further, the carapace of spider crabs is in itself a garden on which thrive low forms of both animal and vegetable life.
Its carapace is very convex above, with three sharp spines on each side, and the grooves are so arranged as to suggest the appearance of a face.
Stick one point of the scissors under the posterior end of the carapace on the right side, and cut forward, thus exposing a large cavity, the gill-chamber.
Because of the rigidity of the carapace or "box" of turtles the air cannot be taken in the ordinary way by the use of the ribs and rib-muscles, but has to be swallowed.
This body is enclosed in a sort of bivalved shell or carapace formed by a fold of the skin and stiffened by five calcareous plates.
This is due to the special widening of the carapace and the marked shortening of the abdomen.
Specimens of this crab are known measuring twelve to sixteen feet from tip to tip of extended legs; the carapace is only as many inches in width or length.
It was almost wholly out of the water, creeping on a crab's many legs, with a clawed upper limb reaching for him, when suddenly it stopped, its huge head turning from side to side in the sheltering carapace of scaled natural armor.
On one the largest, the captive gorp, still curled in a round carapace protected ball, was bound with the net.
I have drawn the plates of the carapace to more clearly indicate the position of the turtle's shell.
In this attitude the flat plastron forms the drumhead, so to speak, the carapace acting as a resonator.
Sometimes the one partner affords the other merely a convenient means of transport, as in the case of the barnacles which grow on, or of the gulf-weed crab which clings to, the carapace of marine turtles.
The vast mystery of life encompassed me again like a shell, impenetrable--a carapace through which nature must supply the openings--and she had evidently not supplied them.
Under the carapace of the turtle or the armadillo is a body of flesh with nerves and blood and viscera--a soft living part.
The carapace possesses only a short, broad frontal process; the posterior margin of the tail is edged with numerous short setae.
Whilst the hinder part of the carapace rises and the above-mentioned fissure is formed, the anterior part seems to sink, and to narrow or entirely close the anterior entrant orifice.
Whilst the water glides in this way over the carapace in the form of a thin film, it will again saturate itself with oxygen, and may then serve afresh for the purposes of respiration.
Consequently these processes of the carapace may be regarded as acquired by the Zoea itself in the struggle for existence.
It is bounded laterally by ridges, which rise above the articulation of the foot, and to which the lower margin of the carapace is applied.
The long, spiniform processes on the carapace of the Zoeae of the Crabs and Porcellanae are not to be explained in this way, but their advantage to the larvae is evident.
Under water the elevation of the carapace never takes place.
The carapaceand the fourth foot of the right side are removed.
An interchange of the gases of the water and blood may occur all over the thin-skinned surface of the body; but the lateral parts of the carapace may unhesitatingly be indicated as the chief seat of respiration.
In very moist air the store of water contained in the branchial cavity may hold out for hours, and it is only when this is used up that the animal elevates its carapace in order to allow the air to have access to its branchiae from behind.
Now that portion of the carapace which extends at the sides of the mouth between the two orifices ("regions pterygostomiennes"), appears in our animals to be divided into small square compartments.
In some Terrestrial Tortoises, which have been formed into particular genera, the carapaceis flexible, and can lower itself behind like the plastron; these are Kinixys.
As they exhale a nauseous odour they are not used as an article of food; and further, as their carapace is neither thick enough nor beautiful enough to be manufactured as tortoise-shell, they are consequently little sought after.
Finally, the carapace of several species constitutes a valuable material much employed in the arts, and known as tortoise-shell.
The carapace of the River Tortoise, Trionyx, is soft, covered with a flexible cartilaginous skin resting on a greatly-depressed osseous disk; its upper surface is covered with shrivelled sinuosities.
Moreover, ancient writers tell us that the carapace of the Tortoise contributed its substance to the formation of the first lyre; it was consequently sacred to Mercury as the deity of music and inventor of that instrument.
Turtles are met with which weigh as much as sixteen hundred pounds, and the carapace of one of these measured as much as six feet in length.
The carapaceis very broad and flat; the toes united up to the claws by broad flexible membranes.
Its body is a light brown, with the lines of the carapace fawn-colour; its members black, edged with yellow.
The carapace of this species is also convex; the sternum is also movable behind: it is generally olive-coloured.
In this group the carapaceis very convex, its height sometimes exceeding its breadth; it forms a solid, generally an immovable, arch, under which the animal can completely conceal its feet and tail.
Upon the plastron and carapace these scales form large plates, the arrangements and appearances of which vary in different species, some of them being often remarkably beautiful.
Ground color of soft parts dark olive to slate gray or black; ground color of carapace olive to slate gray; ground color of plastron pale yellow, markings blackish, tinged with brown in younger specimens, sooty black in most adults.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "carapace" in a variety of sentences. We hope that you will now be able to make sentences using this word.
