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Hydra (genus) - Wikipedia


Hydra /ˈhaɪdrə/ is a genus of small, fresh-water animals of the phylum Cnidaria and class Hydrozoa, native to the ... Many members of the Hydrozoa go through a body change from a poly...



Like many cnidarians, hydrozoans have both polyp and medusa stages in their life cycle. ..... Hydrozoans are common members of "fouling communities" -- the benthic organisms that naturally attach to hard substrates, and ..... Class Hydrozoa.

Class Cubozoa and Class Hydrozoa - Boundless


Learn more about class cubozoa and class hydrozoa in the Boundless open textbook. ... are true polymorphs and can be found as colonial or solitary organisms.

BIO 112 Lab 5 - Wesleyan College Faculty


5) identify and classify representative animals from each phylum and class; ..... Obelia is a marine member of Class Medusazoa:Hydrozoa. Like many Cnidarians ...

Hydra - Northern State University


All are members of a primitive phylum, the Cnidaria, and share in common ... Smaller animals which blunder into the tentacles are stung and paralyzed and ... in the Great Plains, but most are difficult to identify without detailed microscopy. ... are restricted to ocean habitats, but a few cnidarians of the Class Hydrozoa occur in

Major Phyla Of Animals - Wayne's Word


The following phyla of multicellular animals (called metazoans) are usually included ... Sexual reproduction may involve monoecious species in which members of the .... coelenterates are divided into three classes: Class Hydrozoa ( hydroids), ...

The Invertebrate Animals - Kimball's Biology Pages


The phylum contains about 10,000 species distributed in 3 classes: Hydrozoa Although the freshwater hydra is a much-studied representative, it is not typical of ... All the remaining groups of animals belong in a clade whose members share:.

more info on Blackwater diving - Milisen Photography - Yola


Many of these animals can be identified to species based on the patterns of .... They may look pretty, but many members of this class and the related hydrozoans  ...

Cnidarians - Acadia's Oceanside Meadows Inn


Cnidarians are said to be the simplest organisms at the tissue grade of ... Most members of the class Hydrozoa, known as hydroids, are small in size and are ...

Marine Taxonomy - MarineBio.org


The groupings are: Domain, Kingdom, Phylum (or Division for plants), Class, ... To demonstrate how an organism is classified, let us use the classification of ... Taxonomy is becoming more important as scientists struggle to identify .... We sincerely thank our thousands of members, donors and sponsors, who .... Hydrozoa .

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General Biology/Classification of Living Things/Eukaryotes/Animals ...


Class Hydrozoa (hydras and Portuguese man-of-war are well-known but ... Most members of this phylum are parasitic (flukes and tapeworms), but some are free ...

The Anemones, Corals and Jellyfish (Phylum Cnidaria)


The Cnidaria (pronounced nidaria)as a group of animals are well known to .... of Cnidarians divided between 3 classes Hydrozoa, Scyphozoa and Anthozoa.

Section 2 Cnidarians - the Shape of Life


hydras and corals, these animals belong to the phylum Cnidaria (nih .... Identify the tentacles, ... The most primitive cnidarians are members of class Hydrozoa.