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Topic: Cubozoa



  
 Systematics of Cubozoa, by UCMP
The phylogenetic position of Cubozoa within Cnidaria has been the subject of a great deal of debate.
However, UCMP graduate student Lisa-ann Gershwin is working on just such an analysis as part of her dissertation.
However, when it was observed that the cubozoan polyp and life cycle were rather different than those of scyphozoans, Cubozoa was placed on its own.
http://www.ucmp.berkeley.edu/cnidaria/cubozoasy.html   (365 words)

  
 Cnidaria
Thus, it is reasoned, the polyp evolved secondarily, and loss of the original body form, the medusa, places Anthozoa as the most derived taxon (Fig.
Morphological, mtDNA, and 18S rDNA data separately and together also support the basal position of Anthozoa but do not resolve the relationships among Scyphozoa, Cubozoa and Hydrozoa (Bridge et al.
The other three classes -- Cubozoa, Hydrozoa, and Scyphozoa -- are often grouped as the "Medusozoa" because the medusa phase is present in them all.
http://tolweb.org/tree?group=Cnidaria&contgroup=Animals   (2399 words)

  
 Cubozoa - definition of Cubozoa in Encyclopedia
Researchers from Australia in a world first ultrasonic tagging study of the box jellyfish have found that these creatures sleep on the ocean floor between 3pm and dawn.
Cubozoa are square or rectangular shaped when viewed from above.
It is not currently known how this visual information is processed by Cubozoa, as they lack a central nervous system.
http://encyclopedia.laborlawtalk.com/Cubozoa   (435 words)

  
 Cnidaria - Wikipedia, the free encyclopedia
Within group Anthozoa, the medusal stage is virtually non-existent; the larva, once fusing with the substratum and developing into the polyp stage, grows benthic or sessile, meaning it no longer metamorphosises into the medusal stage.
Among the Scyphozoa and Cubozoa, the medusae are the dominant form in the life-cycle, while the polyps are in turn reduced or absent.
Medusae are extremely varied and range in size from a few millimeters to over 30 metres (with tentacles).
http://en.wikipedia.org/wiki/Cnidaria   (721 words)

  
 jellyfish --  Britannica Concise Encyclopedia - The online encyclopedia you can trust!
The term is also frequently applied to certain other cnidarians that have a medusoid (bell- or saucer-shaped) body form, as, for example, the...
The term is also frequently applied to certain other cnidarians that have a medusoid (bell- or saucer-shaped) body form, as, for example, the hydromedusae and the siphonophores (including the Portuguese man-of-war), as well as to such unrelated forms as comb jellies and salps.
The class Cubozoa contains only one order, Cubomedusae, which some biologists still place under the class Scyphozoa.
http://www.britannica.com/ebc/article-9043510   (1514 words)

  
 phyla CNIDARIA and CTENOPHORA
Moreover, there is no doubt that the scheme presented below will be subject to considerable change in future years.
class Cubozoa (Some workers include these in class Scyphozoa)
http://inside.msj.edu/academics/faculty/davisr/potpouri/cnidaria.htm   (1272 words)

  
 Z250 - Ctenophora & Cnidaria Clades (2005)
$Molecular data suggest Anthozoa are the sister group to the Medusozoa (=Hydrozoa + Cubozoa + Scyphozoa) and some morphological data support this relationship (Martindale et al.
Return to Zool 250 Home Page or try your skill at the Invertebrate Diversity Quiz.
http://www.biology.ualberta.ca/courses.hp/zool250/Clades/clade04-Cnidaria.htm   (120 words)

  
 MavicaNET - Cubozoa
Biology, body structure, fossil record, life history, systematics and ecology of box jellies, Cubozoa, with images and pictures.
Katalog / Natur / Liv / Djur / Corals, jellyfish, Hydra (Cnidaria) / Cubozoa
Here's the scoop on the deadly sea wasp of Australia, from a site devoted to a variety of poisonous plants and animals.
http://www.mavicanet.com/lite/swe/7117.html   (71 words)

  
 Encyclopedia: Animal
The tiny phylum Placozoa is similar, but individuals do not have a permanent digestive chamber.
Species About 120; see text Anemone (Anemone) (from the Gr.
Binomial name Trichoplax adhaerens F.E. von Schultze, 1883 Trichoplax adhaerens is a simple balloon-like marine animal with a body cavity filled with pressurized fluid.
http://www.nationmaster.com/encyclopedia/Animal   (8920 words)

  
 box jellyfish - box jellyfish Information
Information about the biology and ecology of box jellyfish (Cubozoa), plus how to prevent and treat stings and current research in Queensland,
Phylum Cnidaria - Class Cubozoa A box jellyfish...
Read about research projects on Box jellyfish or marine stingers.
http://totallyboxes.info/box-jellyfish   (859 words)

  
 Placozoa Are Not Derived Cnidarians: Evidence from Molecular Morphology -- Ender and Schierwater 20 (1): 130 -- ...
cnidarian and (2) the Cubozoa are the most derived taxon within
Southern analyses reveal a circular mtDNA molecule in Placozoa and short linear mtDNA molecules in Cubozoa.
Lanes 1 and 5 show a DIG-labeled size marker (Roche Diagnostics).
http://mbe.oxfordjournals.org/cgi/content/full/20/1/130   (2575 words)

  
 Welcome to Marine-Medic.com.au - Venomous Marine Animals - Glossary of Terms.
Common in non-tropical areas such as Western Australia and South Australia, the sting is usually mild, but occasionally may cause severe skin pain.
This jellyfish group causes more morbidity and mortality than any other in the world does.
Cubozoa - The taxonomic class of box-shaped jellyfish consisting both of chirodropids and carybdeids.
http://www.marine-medic.com.au/pages/glossary.html   (3857 words)

  
 Rhopalial lappet - Wikipedia, the free encyclopedia
They include specialized structures for sensing light (ocelli), or movement or direction with respect to gravity (statoliths).
The 'eyes' are most complex in the Cubozoa, resembling the image-forming eyes of squid, octopuses, and vertebrates.
http://en.wikipedia.org/wiki/Rhopalial_lappet   (81 words)

  
 Cnidaria Terms and Definitions at www.MedicalGlossary.org
Cubozoa - The class of box jellyfish, in the phylum CNIDARIA, characterized by their cube shape, and considered the most venomous jellyfish.
Hydrozoa - A class in the phylum CNIDARIA which alternates between polyp and medusa forms during their life cycle.
Anthozoa - A class in the phylum CNIDARIA, comprised mostly of corals and anemones.
http://www.medicalglossary.org/invertebrates_cnidaria_definitions.html   (235 words)

  
 math lessons - Medusa (biology)
In the class Hydrozoa medusae are the sexual individuals of many species, alternating in the life cycle with asexual polyps, but in Scyphozoa (or jellyfishes proper) and Cubozoa the medusa alone is well developed.
http://www.mathdaily.com/lessons/Medusa_%28biology%29   (199 words)

  
 Schuchert 1993b
Within this sister group the Scyphozoa and Cubozoa were seen as sistergroups to each other.
For the ground plan of the Cnidaria the following characters were postulated: triphasic life cycle consisting of a planula larva, a benthic polyp stage, and a sexually propagating medusa like stage.
The Ctenophora were seen as the most probable sister group of the Cnidaria.
http://pages.unibas.ch/dib/zoologie/research/schmid/abstracts/schuchert93b.html   (237 words)

  
 Overview of the Conservation of Australian Marine Invertebrates
The Cubozoa, treated either as a separate class (Cubozoa) or as an order (Cubomedusae) within Scyphozoa, are commonly known as box jellyfish or sometimes, “sea wasps”.
http://www.austmus.gov.au/invertebrates/marine_overview/chapt2j.html   (304 words)

  
 Cubozoa Terms and Definitions at www.MedicalGlossary.org
The class of box jellyfish, in the phylum CNIDARIA, characterized by their cube shape, and considered the most venomous jellyfish.
Home > Organisms > Animals > Invertebrates > Cnidaria > Cubozoa Terms and Definitions
http://www.medicalglossary.org/cnidaria_cubozoa_definitions.html   (125 words)

  
 Cubozoa
The box jellies are sufficiently distinct to be placed in their own class, Cubozoa.
Phylum Cnidaria / Class Cubozoa / Family Carybdeidae
Befitting the name of the group, the bell of these primarily tropical jellies is indeed somewhat cuboidal with 4 flattened sides.
http://jellieszone.com/cubozoa.htm   (389 words)

  
 Jellyfish: A Dangerous Ocean Organism of Hawaii
The term, jellyfish, is also often used in referring to certain other cnidarians that have a medusoid (saucer- or bell-shaped) body form, such as hydromedusae, the siphonophores (including even the
Most live for only a few weeks, although some are known to survive a year or longer.
Chironex and Chiropsalmus, occur widely from Queensland, Australia (from Exmouth in Western Australia to Gladstone in Queensland from November to May) northward to about Malaya.
http://www.aloha.com/~lifeguards/jelyfish.html   (1706 words)

  
 Class Cubozoa
The planula (larvae form) buds off into a single cubomedusa, so called because its swimming cups are cuboidal instead of spherical.
Cubozoa, a minor class within Phylum Cnidaria, are uncommon and can only be found in tropical or subtropical waters.
http://www.cartage.org.lb/en/themes/Sciences/Zoology/Animalclassification/Polygenetic/phylogenetictree/Cnidaria/ClassCubozoa.htm   (40 words)

  
 Medusozoa - Phylogeny of the Cubozoa
Currently, there are essentially only 2 molecular phylogenetic hypotheses of the Cubozoa, both based on 18S rRNA in Collins (2002).
One is analyzed with Maximum Parsimony, and the other (included herein, lower figure) is based on Maximum Likelihood.
However, please note that it is simply based on the classification presented by P.L. Kramp (1961: Synopsis of the Medusae of the World, J. Mar. Biol.
http://www.medusozoa.com/cubo_phylog.html   (232 words)

  
 Organism of the Month: July - The Sea Wasp (Box Jellyfish)
It is also often used in referring to other cnidarians that have a medusoid (saucer- or bell-shaped) body form, such as hydromedusae and the siphonophores (including the Portuguese man-of-war.
Jellyfish comprise any planktonic marine member of a group of invertebrate animals composed of about 200 described species of the class Scyphozoa (phylum Cnidaria) or of the class Cubozoa, which was formerly considered an order of Scyphozoa.
Sea Wasps belong to the class Cubozoa, order Cubomedusae, and include the genera Chironex and Chiropsalmus, It is found in coastal waters, creeks, and rivers in Australia from November to mid-March, northwards from about 22-degrees south latitude and occurs widely from Queensland northwards to about Malaya.
http://www.personal.dundee.ac.uk/~amjones/seawasp.htm   (700 words)

  
 Cubomedusae
Recent molecular data, however, raised a paradox in that Class Cubozoa was more closely related than Order Stauromedusae to the other scyphozoan orders Coronatae, Semaeostomeae, and Rhizostomeae, i.e.
In the mid-1970's, however, they were given the status of a class (Cubozoa Werner 1975; see also Mianzan and Cornelius 1999) on the basis of morphological differences.
This issue has now been resolved with elevation of stauromedusae to Class Staurozoa (e.g.
http://www.aquamarine.unsw.edu.au/tS/Systematics/Cubozoa/Cubomedusae.html   (151 words)

  
 Gershwin
However, perhaps no taxon is more in need of taxonomic revision than is the Cubozoa, which comprises some of the world's deadliest creatures.
The deadly box jellyfish has long been feared for its rapidly lethal sting, but recently a new name has become associated with agony and death: Irukandji.
Jellyfishes the world over are poorly known taxonomically, and Australia is no exception.
http://www.jcu.edu.au/school/mbiolaq/ind_labs/reef&ocean/profiles-site/gershwin.htm   (619 words)

  
 Box Jellyfish Tank, Cubozoa Jellies, Kreisel Aquarium Design, New Marine Aquariums and Coral Reef Aquarium Tank, Stand, ...
The difference is primarily their shape and structure, but a small difference occurs during the developement stages.
Box Jellies, more specifically the Cubozoa (in Greek this means cube) family of Cnidarians, varies from the normally thought of jellyfish.
The the class Cubozoa occurs widely from Queensland Australia northward to Malaya.
http://www.aquarium-design.com/invert/boxjelly.html   (228 words)

  
 Fish and Plant Groups and Species Sites
Scyphozoans include most of the jellyfish familiar to beach-goers; other similar organisms are classified in the Hydozoa and Cubozoa, two other groups of cnidarians.
The IBC Species Maintenance Program is a clearinghouse and resource center for all existing available information on Betta species, promotes continued research to learn as much as we can about these species and their needs, provides stock cataloging, breeder networking and offers judging guidance.
http://www.petsforum.com/was/species.html   (4182 words)

  
 : Zoology/Class_Cubozoa
Introduction to the Cubozoa - Information and links relative to the cubozoans, or box jellies.
http://www.mhhe.com/links/pages/Zoology/Class_Cubozoa   (27 words)

  
 [Cnidaria] Fire Jellyfish
Jane, if any specimens are retained, I would be interested in identifying and studying them.
I have recently completed a comprehensive revision of the Cubozoa of the World (to be published shortly), and I was unable to study very many specimens from your area.
It would be extremely useful to me adn to the monograph to know what species you have, especially if they are harmful.
http://maillists.uci.edu/mailman/public/cnidaria/2002-August/000213.html   (600 words)

  
 M38.htm
Many corals, however, do not take part in reef formation, and some forms are solitary polyps.
The Class Cubozoa are popularly known as "box jellyfish " or sea wasps, and include some of the most venomous marine organisms known.
Relatively small and transparent, the medusa has a four sided "square" appearance.
http://www.meer.org/M38.htm   (459 words)

  
 eMedicine - Coelenterate and Jellyfish Envenomations : Article by Jeffrey Tucker, MD
Envenomations caused by organisms in the class Scyphozoa are less severe than those caused by Portuguese man-of-war.
Pathophysiology: The toxin of coelenterates is located in nematocysts.
The phylum is divided into 4 major classes: (1) Hydrozoa (Portuguese man-of-war and fire coral), (2) Scyphozoa (true jellyfish), (3) Cubozoa (box jellyfish), and (4) Anthozoa (sea anemones).
http://www.emedicine.com/emerg/topic104.htm   (1780 words)

  
 Rob Toonen - "Jellyfish"... www.reefs.org
Three of those classes (Hydrozoa, Scyphozoa and Cubozoa) include members that produce a "jellyfish" stage (or more correctly a _medusa_ stage).
The Phylum Cnidaria is divided into 4 Classes: Hydrozoa, Scyphozoa, Cubozoa and Anthozoa.
http://www.reefs.org/library/talklog/r_toonen_051798.html   (5231 words)

  
 MSN Encarta - Print Preview - Cnidarians
Cubozoa consists of about 20 species of sea wasps and their relatives.
The nematocyst sting of some cubozoans, including the Australian sea wasp Chironex fleckeri, contains poison that can be fatal to humans.
Scientists divide cnidarians into four classes: Hydrozoa, Scyphozoa, Cubozoa, and Anthozoa.
http://encarta.msn.com/text_761562576___12/Cnidarians.html   (386 words)

  
 Class Cubozoa
Cubozoa, a minor class consisting of about 20 species within Phylum Cnidaria, are uncommon and can only be found in tropical or subtropical waters.
They are closely related to jellyfish — in the class of scyphozoans.
http://www.sidwell.edu/us/science/vlb6/labs/Classification_Lab/Eukarya/Animalia/Cnidaria/Cubozoa   (124 words)

  
 Question set 20
How does a single planula larva produce so many medusae in the Scyphozoa and Cubozoa?
How does the life cycle of a scyphozoan differ from that of hydrozoans?
How does a hydroid polyp differ from an anthozoan polyp?
http://www.umesci.maine.edu/biology/inv/q20.htm   (282 words)

  
 LookSmart's Furl - View Item - More on Morphology of Cubozoa, by UCMP
LookSmart's Furl - View Item - More on Morphology of Cubozoa, by UCMP
http://www.furl.net/item.jsp?id=1987164   (93 words)

  
 Palaeos Invertebrates: Cnidaria: Cubozoa - Cubomedusae
Unless otherwise attributed, text on this page may be used under the terms of the
Originally included as an order of the class Scyphozoa (Jellyfish) the Cubozoa are now considered to warrant separate class status.
http://www.palaeos.com/Invertebrates/Cnidaria/Cubozoa.htm   (101 words)

  
 The Cubozoan -- Chironex fleckeri
Medusae are then flushed out into the near shore waters.
Click on the buttons below to find out more about Cubozoa.
http://www.ucmp.berkeley.edu/cnidaria/Chironex.html   (277 words)

  
 cubozoa - OneLook Dictionary Search
You might try using the wildcards * and ?
Sorry, no dictionaries indexed in the selected category contain the word cubozoa.
If you're sure it's a word, try doing a general web search for cubozoa:   Google, AltaVista
http://onelook.com/?w=cubozoa&ls=a   (60 words)

  
 Cubozoa
Also known as box jellyfish because of square shape
Some consider Cubozoa to be a subdivison of Scyphozoa
http://www4.d25.k12.id.us/phs/biology/wckcubozoa.html   (26 words)

  
 eMedicine - Coelenterate Envenomation : Article by Jeffrey Tucker, MD
Synonyms and related keywords: Hydrozoa, Portuguese man-of-war, fire corals, Scyphozoa, true jellyfish, Cubozoa, box jellyfish, Anthozoa, sea anemone
http://www.emedicine.com/ped/topic426.htm   (1787 words)

  
 Invertebrate Zoology
Class Hydrozoa; Class Cubozoa; Class Scyphozoa; Class Anthozoa
http://www.assumption.edu/users/osholes/zoology.html   (1399 words)

  
 Sea Wasps or Box Jellyfish (Cubozoa)
Sea Wasps or Box Jellyfish (Cubozoa) - Text and Classification.
http://www.infochembio.ethz.ch/links/en/zool_weicht_quallen_wuerfel.html   (48 words)

  
 IWFmedienkatalog - Details zu "Morphologie und Lebensweise von Chironex fleckeri (Cubozoa)"
Morphology and Mode of Life of Chironex fleckeri (Cubozoa)
IWFmedienkatalog - Details zu "Morphologie und Lebensweise von Chironex fleckeri (Cubozoa)"
http://mkat.iwf.de/medien/katalog/Kat_Details.asp?Signatur=C+1775&Language=en   (107 words)

  
 [Cnidaria] Refefences request
Igor Kosevitch schrieb: >Can antbody help me with a full reference on Werner's paper: >Werner B. Die neue Cnidariaklasse Cubozoa.
http://maillists.uci.edu/mailman/public/cnidaria/2003-November/000695.html   (168 words)

  
 Trabalhos publicados
"Morbakka" syndrome: first report of envenomation by Cubozoa in Brazil.
Morandini, A.C. Deep-Sea medusae (Cnidaria: Cubozoa, Hydrozoa and Scyphozoa) from the coast of Bahia (western South Atlantic, Brazil).
Cnidome of Chiropsalmus quadrumanus (Cnidaria, Cubozoa) from Brazil.
http://www.ib.usp.br/~acmorand/trabalhos.htm   (449 words)

  
 BIODIDAC - Animalia Cnidaria Cubozoa Carybdea - Cubo002b.gif
Complex rhopalium of a box jelly showing simple eye, complex eye with lens and iris, and statocyst.
BIODIDAC - Animalia Cnidaria Cubozoa Carybdea - Cubo002b.gif
http://biodidac.bio.uottawa.ca/Thumbnails/Cubo002b-gif.htm   (25 words)

  
 Biology
The CIESM atlas: new exotic species is the first attempt to provide a comprehensive, group by group, survey of recent marine 'immigrants' in the Mediterranean.
Links to information about cnidaria (jellyfish / jelly fish) biology, including anthozoa, cubozoa, hydrozoa and scyphozoa.
The Comprehensive Microbial Resource [CMR] allows access to data from all microbial genome sequences completed to date.
http://www.libr.port.ac.uk/ROADS/subject-listing/reference/biology.html   (7915 words)

  
 Class Cubozoa - Details - Systema Naturae 2000
Werner, B. Bau und Lebensgeschichte des Polypen von Tripedalia cystophora (Cubozoa, class.
Class Cubozoa - Details - Systema Naturae 2000
http://sn2000.taxonomy.nl/Main/Details/11816.htm   (57 words)

  
 Cubozoa - Parker (1982) - Systema Naturae 2000
Cubozoa - Parker (1982) - Systema Naturae 2000
http://sn2000.taxonomy.nl/Parker/1982/Classification/11816.htm   (17 words)

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