It consists of arteries, veins and sinuses, but ramified capillaries are usually absent except in the integuments of Cephalopods.
In many bamboos they are long and spreading or drooping and copiously ramified, in others they are reduced to hooked spines.
Cometary science has ramified in unexpected ways during the last hundred years.
Anterior tentacles forming a scalloped frontal veil; dorsal appendages and tentacles similarly ramified.
Liver not ramified in the integuments.
Tegumentary papillae not ramified, and containing cnidosacs with nematocysts.
The only point in which the gut of Limulus resembles that of Scorpio rather than that of any of the Crustacea, is in possessing more than a single pair of ducts or lateral outgrowths connected with ramified gastric glands or gastric caeca.
(2) The body contains but a single internal cavity, the coelenteron or gastrovascular space, which may be greatly ramified, but is not shut off into cavities distinct from the central digestive space.
Hitherto marine conditions were confined to the littoral; in Middle Miocene times (Helvetian) the sea broke in and spread in a south-east direction in the form of long ramified fjords but did not extend as far as the Sahara.
Forward from the head extends a long ramified appendage described as the " frontal shrub," backward from the fourth abdominal segment of the male spreads a fin-like expansion which is unique.
The extraing to foot of rotifers; at, median blastoporic opening of antenna, united by a nerve to br, brain the cloaca leads us to a (letter omitted in B); bl, bladder, re ver y different view, which ceiving ramified kidney in B, C, D; finds negative support f, foot, and f.g, its cement-gland;.
The renal organs may be more ramified in other Lamellibranchs than they are in Anodonta.
The tegmentum is pierced by numerous vertical ramified canals which contain epithelial papillae of the epidermis.
Edwards (1879), which is unique in having supplementary ramified branchiae developed at the bases of the pleopods.
A, Group of Peltogaster socialis on the abdomen of a small hermitcrab; in one of them the fasciculately ramified roots, r, in the liver of the crab are shown (Fritz Muller).
Gills or branchiae may be developed by parts of an appendage becoming thin-walled and vascular and either expanded into a thin lamella or ramified.
In some of the terrestrial Isopoda or woodlice (Oniscoidea) the abdominal appendages have ramified tubular invaginations of the integument, filled with air and resembling the tracheae of insects.
Most commonly there is a pair of lateral caeca, which may be more or less ramified and may form a massive " hepato-pancreas " or " liver."
Perhaps the most striking example is the zoea-like larva of the Sergestidae, known as Elaphocaris, which has an extraordinary armature of ramified spines.
East of Lubeck, as far as the mouth of the Oder, these give place to Bodden, ramified openings studded with islands: the structure here resembles that of Scania in southern Sweden, a region once joined to both Denmark and Pomerania by an isthmus which was severed by tectonic movements.
The endoplasm is ramified between alveoli; it contains a large nucleus (in Polykrikos there are eight nuclei, accompanied by smaller, more numerous bodies regarded by O.
The small sinuous segmented body is enclosed, except for one small opening, in an enormous sac-like carapace, between the lamellae of which are protruded from the body the ovary and " liver," both large, bifurcate and ramified.
The aperture, which was formerly supposed to be an aquiferous pore, leads into an extensive and often ramified cavity surrounded by glandular tubules.
The excretory surface is increased by numerous ramified caeca which extend beneath the body wall laterally and ventrally, and open into the tube (fig.
Usually two rows of ramified dorsal appendages.
Dorsum furnished on either side with papillae, at the base of which are ramified appendages.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.