Cubozoa Health Dictionary

Cubozoa: From 1 Different Sources


The taxonomic class of box-shaped jellyfish consisting both of chirodropids and carybdeids.
Health Source: Dictionary of Tropical Medicine
Author: Health Dictionary

Box-jellyfish

Colloquial term used by most Australians to refer to Chironex fleckeri, but which actually includes every species of the Class Cubozoa.... box-jellyfish

Carybdeids

Jellyfish members of the Class Cubozoa with a single tentacle in each of the four corners (except in certain rare species).... carybdeids

Chirodropids

Jellyfish members of the Class Cubozoa with more than one (and up to 15) tentacles in each corner. The jellyfish group causing more morbidity and mortality than any other in the world. At present there are 5 common species acknowledged, but current research may change this.... chirodropids

Cubomedusae

A term that included all box jellyfish species, now mainly replaced by cubozoa.... cubomedusae

Gastric Cirri

Hair-like appendages in the stomach of most cubozoan jellyfish. They contain nematocysts and aid in digestion.... gastric cirri

Ocellus

The “eye”, present midway between the corners of cubozoan (“box”) jellyfish. It is capable of distinguishing light and dark, and is probably responsible for evasive action by the jellyfish. Term ocellus also refers to the “simple” eyes of insects and spiders as opposed to their “compund” eyes.... ocellus

Pedalium (pl. Pedalia)

The four flattened “corners” of cubozoan (box) jellyfish from which arise the tentacles - unlike other jellyfish where the tentacles arise from many, or any, areas of the bell.... pedalium (pl. pedalia)

Rhopalium (pl. Rhopalia)

The specialised structures present in the sensory niches between the four pedalia of cubozoan (box) jellyfish. It houses the ocellus (eye) and statocyst (balance organ). Rhopalia are also present, although less obvious, in scyphozoan jellyfish.... rhopalium (pl. rhopalia)

Scyphozoa

The taxonomic Class for most jellyfish except the cubozoans.... scyphozoa

Strobilisation

The process of producing or growing new segments (proglottids). This happens near the neck region. A form of asexual reproduction in some cubozoan jellyfish by which miniature medusa-like structures are formed, often one on top of the other, resembling stacked dinner plates.... strobilisation

Velarium

A folded-in extension of the edge of the bell in the cubozoa which helps create a jet of water to propel the jellyfish forwards It may contract differentially to enable a change of direction.... velarium

Vinegar

Acetic acid (4-6%) - this totally de-activates the nematocysts of all cubozoans (box-jellyfish) tested to date. Despite popular misconception it has no effect on the venom injected and does not help pain.... vinegar



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