Sentences with phrase «gill structure»

From the honeycombed morel to this cupped cookeina, one thing is clear: The world of mushrooms is a diverse one that can not be limited by a rigid stem - cap - gill structure.

But NOAA considers MMTS to be the more accurate, the reason given being that the thin plastic gill structure of the MMTS shielding does not absorb and retain heat, unlike that of CRS, which is housed in a large wooden box, and are better placed to provide circulation.

In 2014, Conway Morris was part of the team that discovered Metaspriggina: one of the oldest - known vertebrate fossils, perhaps over 500 million years old, which displayed hints of a gill structure, as well as the muscle arrangement of an active swimmer.

«Our embryological research helps us understand exactly how the gill structures in early vertebrates such as Metaspriggina relate to the gills of living forms,» says Gillis.

Brazeau theorizes that the canals developed into true ears only after Panderichthys's descendants became air breathers, freeing up the former gill structures for sensory functions.

Larval fish can exchange ions through their skin, and early fish likely used rudimentary gill structures known as branchial baskets.

Not exact matches

They also claimed it contained other internal organ structures, such as gill sacs, that identified it as a vertebrate, and that the animal's teeth resembled those of lamprey.

Comblike structures called gill - rakers trap the plankton and funnel them into tiny gullets.

The reptiles don't have gills, but they have structures in their mouths that work a little like gills.

And it conserves that warmth thanks to body fat and the special structure of blood vessels in its gills.

Although Ozarcus clearly lies within the lineage of sharks, rays, and their close relatives, high - resolution CT scans of the fossils (one example, digital image) reveal that the archlike structures supporting the creature's gills (yellow in digital image) were arranged like those in bony fishes (osteichthyans), the researchers report online today in Nature.

But the most interesting part of its anatomy is the series of structures resembling dorsal gills, which are attached to lobes on each side of the body.