Hydra Sentence Examples
Lang  in Hydra and other polyps.
On the outbreak of the war of Greek independence refugees from Chios, after being scattered throughout Tenos, Spezia, Hydra, &c., and rejected by the people of Ceos, took up their residence at Syra under the protection of the French flag.
Amongst his children by Echidna are Cerberus, the Lernaean hydra, and the Chimaera.
In Hydra the odcyte is a large amoeboid cell, which sends out pseudopodia amongst the odgonia and absorbs nutriment from them.
The species of Hydra, however, are extremely common and familiar inhabitants of ponds and ditches.Advertisement
Their hydra tights are perfect for freestyle swimming.
However, it is much like trying to fight a hydra; every time a particular site is blocked, hackers come up with a new site (or whole group of sites) that have new proxy gateways available.
After crossing the Hydra - 6 tes (Ravi) he once more came into contact with hostile tribes, and the work of storming petty towns began again.
In the British fresh-water fauna only two genera, Hydra and Cordylophora, are found; in America occurs an additional genus, Microhydra.
It has been maintained that the gonads of Hydra represent sporosacs or gonophores greatly reduced, with the last traces of medusoid structure completely obliterated.Advertisement
There is no difficulty whatever in regarding Hydra as bearing the same relation to the actinula-stage of other Hydromedusae that a Rotifer bears to a trochophore-larva or a fish to a tadpole.
If a polyp, such as Hydra, be regarded simply as a sessile actinula, we must certainly consider the polyp to be the older type, and it may be pointed out that in the Anthozoa only polyp-individuals occur.
The sub-order includes the family Hydridae, containing the common fresh-water polyps of the genus Hydra.
In Hydra viridis the polyp is of a green colour and produces a spherical egg with a smooth shell which is dropped into the mud.
The fact already noted that the species of Hydra can be distinguished by the characters of their nematocysts is a point of great interest.Advertisement
Protohydra is a marine genus characterized by the absence of tentacles, by a great similarity to Hydra in histological structure, and by reproduction by transverse fission.
In all the abovementioned genera, with the exception of Hydra, the life-cycle is so imperfectly known that their true position cannot be determined in the present state of our knowledge.
Hence only the genus Hydra can be considered as truly representing the order Eleutheroblastea.
He settled in the island of Hydra on the east of the Morea, and when the Greek War of Independence began was known among his fellow townsmen as a trader in corn who had gained wealth, and who made a popular use of his money.
Admiral de Rigny left for a cruise in the Levant, and Sir Edward Codrington, hearing that an Egyptian armament was on its way from Alexandria, and believing that it was bound for Hydra, steered for that island, which he reached on the 3rd of September, but on the 12th of September found the Egyptians at anchor with a Turkish squadron at Navarino.Advertisement
They are for the most part marine in habitat, but a familiar fresh-water form is the common Hydra of ponds and ditches, which gives origin to the name of the class.
Hydra was of no importance in ancient times.
Subsequently, at Hydra, he put to flight eighteen Turkish vessels.
Be like a many-headed Hydra, flexible, changing tack and tactics all the time.
Tom's Hydra took off, and then there was a big whoosh and something flew off, trailing smoke.Advertisement
In the spring the embryo bursts its shell and is set free as a minute actinula which becomes a Hydra.
They have no friend Iolaus to burn with a hot iron the root of the hydra's head, but as soon as one head is crushed, two spring up.
Tom 's Hydra took off, and then there was a big whoosh and something flew off, trailing smoke.
Their hydra fast tank suit is a great example of style combined with productivity.
Like the mythical Jason facing down the monster Hydra, Aries can work harder and smarter than anyone when the situation calls for it.
As a member of the all-male team Hydra, his record as project manager -- two wins and one loss -- surpassed any other contestant's.
Hydra Firming Cream locks in moisture, encourages firmness and rebuilds elasticity.
Hydra must, in short, be a living representative of the ancestor of which the actinula-stage is a transient reminiscence in the development of higher forms. It may be pointed out in this connexion that the fixation of Hydra is only temporary, and that the animal is able at all times to detach itself, to move to a new situation, and to fix itself again.
The month of April had witnessed the revolt of the principal Greek islands, Spetsae on the 7th, Psara on the 23rd, Hydra on the 28th and Samos on the 30th.
On the other hand, certain undoubted animals (Stentor, Hydra, Bonellia) are provided with a green colouring matter by means of which they make use of atmospheric carbonic acid.
Hydra, the chief town, is built near the middle of the northern coast, on a very irregular site, consisting of three hills and the intervening ravines.
Aglaosthenes or Agaosthenes, an early writer, knew Ursa minor as Kvv600vpa, Cynosura, and recorded the translation of Aquila; Epimenides the Cretan (c. 600 B.C.) recorded the translation of Capricornus and the star Capella; Pherecydes of Athens (c. 500-450 B.C.) recorded the legend of Orion, and stated the astronomical fact that when Orion sets Scorpio rises; Aeschylus (525-456 B.C.) and Hellanicus of Mytilene (c. 496-411 B.C.) narrate the legend of the seven Pleiades - the daughters of Atlas; and the latter states that the Hyades are named either from their orientation, which resembles v (upsilon), " or because at their rising or setting Zeus rains "; and Hecataeus of Miletus (c. 470 B.C.) treated the legend of the Hydra.
This month we will be looking for the winter constellation of Hydra, the Snake.
The buds may all become detached after a time and give rise to separate and independent individuals, as in the common Hydra, in which only polyp-individuals are produced and sexual elements From Allman's Gymnoblastic Hydroids, by permission of are developed the Council of the Ray Society.
There is, however, no evidence whatever for this, the gonads of Hydra being purely ectodermal structures, while all medusoid gono phores have an endodermal portion.
Hydra is, moreover, bisexual, in contrast with what is known of hydroid colonies.
Brauer  for Hydra.
To complete our survey of life-cycles in the Hydromedusae it is necessary to add a few words about the position of Hydra and its allies.