He found them to be calcareous projections on the hinder margin of each segment, converging inward, and about 1.
One pair of these is seen beneath each pair of the glabellar furrows, each segment of the thorax has a pair, and there are four pairs on the pygidium.
At the proximal end they appear to be as wide as the axial lobe of each segment, and to increase in width and slightly overlap each other nearly out to the distal extremity.
Each segment is marked with one black ring before and two black rings behind the sets of spiny tubercles with which the segments are adorned.
The caterpillar, when emerging from the egg, has the head somewhat larger than the body; each segment is clothed with hairs, which upon the first moult are replaced by branching spines.
The caterpillar, when it reaches maturity, is provided with six branching spines on each segment.
On emerging from the chrysalis the head is not larger than the body; the body has a few scattered hairs on each segment.
The yellow band on each segment of the abdomen occupies a sixth of the segment.
Seen from behind and against the light, the whole abdomen shimmering yellow, and only on each side of the dorsal line on each segment a dull transverse band.
The larva with three pairs of nearly equal spiniferous appendages on each segment, arranged in a longitudinal series and in addition two pairs of series of smaller processes (fig.
The thorax is covered by the first three rings behind the head, and on it are six legs, two on each segment.
The under part was pinkish wine crossed with a narrow white line at each segment.
The thorax was cream-coloured below and the under side of the abdomen red wine crossed with cream-coloured lines at each segment.
The joints are thickened upwards, and shrink to such an extent when dry that the upper part of each segment of the stem forms a membranous socket into which fits the base of the next segment above.
The latter, too, often have large vesicles that contain air, sometimes arranged singly along the median line of the frond, or in lateral pairs, or a single vesicle at the base of each segment of the thallus.
This class of worms has bunches of bristles on both sides of each segment of the body, which serve as organs of locomotion, or bristle-feet.
The structure of the long jointed legs, which are fixed in pairs on each segment, is very similar.
Showing that two pairs of legs are attached to each segment[1693].
In Iulus, in each segment is a pair of orifices which have usually been regarded as spiracles, but M.
Commonly the nephridia are strictly paired a single pair to each segment, while the branches of the blood vascular system are similarly metameric.
The nephridia are sometimes numerous in each segment.
It has a double ring of raised denticulations of each segment of the abdomen, by means of which it is endowed with a considerable power of locomotion.
The caterpillar is green with whiter ring divisions; a few long whitish hairs on each segment; a faintly darker line along the back, and a paler interrupted line along the sides.
A considerable portion of the powdered wood is also retained on the body of the insect by a row of short spines situated in the middle of each segment, which helps to render the larva still more inconspicuous.
Round the middle of each segment, at its greatest circumference, a variable number of brilliant blue warts are situated, and out of these dense tufts of long black hair take their rise.
Its colour is pale green, with a pair of long, erect bristles on each segment, a large number of shorter ones being situated on the ventral surface, and behind the head.
Each segment is probably completely isolated from the adjoining segments, and never has more than one peritoneal funnel and one communication with the Wolffian duct.
This coil forms the third section of each segment, and starts from the Malpighian body.
In front of about the sixteenth segment the intermediate cell mass becomes detached from the peritoneal epithelium at certain points, remaining attached to it at other points, there being several such to each segment.
There is a slight swelling on the nerve-cord in each segment of the body.
Observe in each segment, posterior to the first three or four, the successive pairs of convoluted tubes, the nephridia, or organs of excretion.
There is typically or racially one pair of these jointed or segmented appendages on each segment of the body, but in all of the Arthropoda some of the segments have lost their appendages.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "each segment" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
