gill slit

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  • noun

Synonyms for gill slit

one of a series of slit openings in the pharynxes of fishes and aquatic amphibians through which water passes

References in periodicals archive ?
At about the same time, the gut also establishes two other openings to the exterior--the first gill slit (Fig.
Eventually a gill skeleton develops around the perimeter of the gill cleft, elongating it into a dorsoventrally elongated gill slit (data not shown).
In living larval stages, the first observable, contractile, longitudinal vessel-like structure is situated in the ventral midline behind the first primary gill slit (labeled vc in [ILLUSTRATION FOR FIGURES 1C AND 2A OMITTED]).
On the other hand, the gill slits are a characteristic feature to cartilaginous fish such as sharks and rays, in which they are characterized by the absence of a single outer gill cover and replace by individual openings to gills (Gerhart et al., 2005).
The Pirana is a truly freaky mini-Jaws-looking lure with gaping mouth, teeth and gill slits where water and bubbles can exit.
"Work from my lab has shown that enteropneusts filter feed using a pharynx perforated with gill slits, just like the invertebrate chordates" stated Cameron.
They're a type of parasitic catfish from Brazil that swim into the gill slits of larger fish to suck blood.
But why should it have unmistakable gill slits unless its remote ancestors did respire with the aid of gills?
This is likely due to the different gape-and-suck capabilities between larvae and transformed salamanders: the gill slits close at metamorphosis, thus limiting the suction retention of prey items.
Gill slits are long, thin openings behind their heads.
A huge flattened head, dorsoventrally compressed body, small eyes without eyelids, and spiracle gill slits all demonstrate its prehistoric attributes.
If a Great White shark swam down the High Street it would have less impact - and with a design incorporating gill slits down the sides it does a reasonable impression of that deadly predator.
The new fish species is about 25mm long and is thought to feed off larger fish by swimming into their gill slits and sucking their blood.
Second, fish have mouths, eyes, gill slits, fins, and streamlined bodies.