Heteroptera) and beetles, which have the prothorax free--i.
The dorsal area of the prothorax is occupied by a single sclerite, the pronotum (fig.
There are three distinct and large thoracic segments, whereof the prothorax is narrower than the others; the legs are much shorter and stouter than in the winged insect, with monomerous tarsi terminated by a single claw.
As in the true Mantis, the prothorax of these insects is greatly elongated and the first pair of legs are fitted for grasping.
This section includes a number of families characterized by the backward extension of the prothorax to the tegulae and distinguished from the ants by the absence of "nodes" at the base of the abdomen.
In the thorax the pronotum and prosternum are closely associated with the mesothorax, but the pleura of the prothorax are usually shifted far forwards, so that the fore-legs are inserted just behind the head.
Having the prothorax elevated so as to form a sort of hood, receiving the head, as in certain insects.
Many of them are very odd in shape, the prothorax being often prolonged upward or forward in the form of a spine or crest.
This distinction, though not universally admitted by medical men, as to the literal meaning, of the words, certainly applies to them in their figurative use.
That which is contained; the extent; the substance.
If he were putting to my house the brand That shall consume it.
To unite by the intervention of some glutinous substance; to coalesce.
To restrain desire; to live in continence or chastity.
Prothorax very large, extending back in a rounded form beyond the base of hind wings, the sides sharp pointed, the back very convex and wrinkled.
In a young grasshopper, for example, the feelers are relatively stouter than in the adult, and the prothorax does not show the specifically distinctive shape with its definite keels and furrows.
On either side of the prothorax is an anterior spiracle, a curious branching or fan-like outgrowth (fig.
In the adult, however, while the cuticle of the prothorax remains firm, that of the two hinder thoracic and of all the abdominal segments is somewhat thin and delicate on the dorsal aspect.
Defn: The dorsal plate of the prothorax in insects.
Defn: The ventral plate of theprothorax of an insect.
Each of the elytra has a clear space like a tympanum; the upper part of the prothorax is smooth, the sides and posterior part are very slightly bent back, the last segment of abdomen notched at the end.
When at rest it sits upon the four posterior legs, with the head and prothorax nearly erect, and the anterior feet folded backward.
In the Achorutidae the head is forwardly directed, the tergum of the prothorax conspicuous, and the spring small or vestigial.
In the Entomobryidae the body is elongate and clearly segmented, but the dorsal region (tergum) of the prothorax is much reduced and the head downwardly directed; the spring is well developed.
The prothorax is extremely small, consisting of only a narrow ring.
The head is large, rounded, slightly wider than the prothorax and of a rather brighter red.
The prothorax is wider than the head, but is narrower in front than at the base and is slightly rounded at the sides.
In the thorax of the Lepidoptera the foremost segment or prothorax is very small, and not movable on the mesothorax.
The spiracles are very conspicuous on the body of a caterpillar, occurring on the prothorax and on the first eight abdominal segments.
Firm chitinous plates are, however, not seldom present on the prothorax and on the hindmost abdominal segment.
Mantis owing to the length of the prothorax and the shape and prehensorial nature of the anterior legs.
The point wounded has never varied in the series of combats under glass: it occupies the middle of the line of demarcation between the prothorax and the mesothorax, on the ventral surface.
A narrow and very long prothorax divides the front pair of legs from the two hinder pairs.
The Praying Mantis is a bright green; she boasts an elongated prothorax and an alert gait.
Cervical shield: the ebitinous plate on the prothorax of caterpillars just behind the head: = prothorax shield.
Fossula -ae: a deep groove or sinus with sharp edges: specifically applied to grooves on the head or sides of prothorax in which the antennae are concealed.
The latter may be often taken on the wing in the hottest sunshine, and is chiefly remarkable for its elongate prothorax and pointed elytra; its colour is dark reddish-brown, ornamented with a few scattered white hairs.
By reference to the figure it will be seen how admirably the hollowed head and prothorax serve the purpose of a shovel to the larva, when forming its shaft.
The head also is shorter and narrower, and the prothorax has rounded borders.
The prothorax is characteristic of the species, being deeply incised anteriorly and with its thin lateral margins somewhat turned up.
Golden-green; the thorax at the sides and posteriorly with bright coppery effulgence; an oblong purple spot on the disk of the thorax; the metathorax and its lateral teeth vivid green, the vertex and prothorax splashed with gold.
Thorax: the prothorax subtuberculate at the sides; wings subhyaline and iridescent, the nervures fuscous, the tegulæ pale testaceous behind.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "prothorax" in a variety of sentences. We hope that you will now be able to make sentences using this word.
