Clytia hemisphaerica, a member of the early-branching animal phylum Cnidaria, is emerging rapidly as an experimental model for studies in developmental. Full Name, Clytia hemisphaerica. Genus, Clytia. Species, hemisphaerica. Common Name, Jellyfish. Abbreviation, C. hemisphaerica. Trends Genet. Apr;26(4) doi: / Clytia hemisphaerica: a jellyfish cousin joins the laboratory. Houliston E(1), Momose T, .

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The life cycle of hydrozoans is characterised by the alternation of a polyp phase and a medusa phase. Thaumantias sarnica Forbes, synonym.

Clytia hemisphaerica (Linnaeus, 1767)

The Plymouth offshore medusa fauna. Connect with us ‘. Hemisphaeric acuta Stechow, synonym. Campanularia johnstoni Alder, synonym. You can continue searching for Clytia hemisphaerica on one of these Web sites:.

Nematocysts in the Phialidium medusae of Clytia hemisphaerica Hydrozoa, Campanulariidae studied by light and scanning electron microscopy. Clytia raridentata Alder, synonym. Plankton of the Riviera. Easy to raise and propagate, this delicate jellyfish is becoming a favorite laboratory organism for studying life cycles and gene functions.

Thaumantias hemispherica Linnaeus, unaccepted combination.

Clytia | Chroniques du Plancton

With a full genome sequence soon to become available, and a clear potential for genetic approaches, Clytia is well placed to provide clytiia information on core mechanisms in cell and developmental biology, and on the evolution of key features of animal body plans.


The following is certain: Unlike the two existing genome-sequenced cnidarian models Nematostella and Hydra, Clytia has a free-swimming jellyfish form, which like “higher” animals the Bilateria has a complex organization including striated musculature, specialized nervous system and structured sensory and reproductive organs.

Size Bell diameter typically up to ca 20 mm but 1arger specimens sometimes occur, C. Colonies can be grown coytia on glass slides, with indefinite growth, producing a nearly immortal organism.

Medusa hemisphaerica Linnaeus, Clytia hemisphaerica jellyfish The jellyfish Clytia hemisphaerica is part of a group located outside of the bilaterians, cnidarians, and plays an important role in marine ecosystems.

Campanularia gigantea Hincks, hemisphaericaa. Clytia viridicans Leuckart, possible synonym. Initial studies have shed light on the origins of embryonic polarity and of the nematocyte as a specialized neurosensory cell, and on the regulation of oocyte maturation.

Fertilization and division of the egg clytiia Clytia. Still, it seems that either this species or its close siblings have an enormous geographical range. From editor or global species database.

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Clytia hemisphaerica | MARIMBA

Zooplankton of the South Atlantic Ocean. But you have to look closely because Clytia measures only 5 to 20 millimeters.

Beobachtungen an den Hydroiden der Kieler Bucht. Due to cclytia small size, embryos are suited to pharmacological approaches, to treatments with different types of molecule chemical agents, natural substances and require only small quantities. The medusae of the British Isles. Egg laying in Clytia hemisphaerica. Thaumantias lineata Forbes, synonym. Campanularia attenuata Stechow, invalid junior homonym of C. Records from Baltic indicate tolerance of brackish water.

Jellyfish spawn every day, exactly two hours after exposure to light following a period of darkness.

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Clytia has proved well suited to laboratory culture and to gene function analysis during early development. Clytia hemisphaerica Linnaeus, Colour Colouration varied, marginal tentacle bases and stomach yellowish, yellow brown, reddish brown, greenish or purple; gonads yellowish.

Polyp stage of Clyt