Aysheaia - Wikipedia
Aysheaia is an extinct genus of soft-bodied lobopodian, known from the Middle Cambrian Burgess Shale of British Columbia, Canada. Aysheaia has ten body segments, each of which has a pair of spiked, annulate legs.
Aysheaia pedunculata - The Burgess Shale
Aysheaia is a worm-like animal, 1 to 6 cm in length and about 5 mm broad, bearing ten pairs of clawed, spiny limbs on the lower part of its body. It did not have a separate head, but a mouth occupied the very front of the body, accompanied by a …
Aysheaia Definition & Meaning - Merriam-Webster
The meaning of AYSHEAIA is a genus of soft-bodied marine invertebrates known from fossils of the Cambrian period that are thought to be ancestral to the velvet worms (phylum Onychophora). How to use Aysheaia in a sentence.
Aysheaia - Wikiwand
Aysheaia is a lobopodian, an extinct phylum of marine animals that are similar to modern terrestrial Onychophora (velvet worms). Notable differences are the lack of jaws and antennae, possible lack of visual organs, and the terminal mouth. Aysheaia is known from fossils found in the middle Cambrian Burgess shale of British Columbia.
Aysheaia - Furman University
Aysheaia is genus of extinct worm-like organisms that lived during the Cambrian Period 570 to 500 mya (Smithsonian Institution 2010). Most fossilized specimens come from either the Burgess Shale Formation of British Columbia or the Wheeler Formation in Utah (HVNMH 2010).
Aysheaia. - Life Before the Dinosaurs
2011年8月3日 · Aysheaia was a peculiar lobopod from the Cambrian period found in the Burgess Shale and the Wheeler Shale. It resembled a caterpillar in many ways, except for the arm-like appendages sticking out of the anterior end.
Aysheaia - Dinopedia | Fandom
Aysheaia was a genus of soft-bodied, caterpillar-shaped organisms with average body lengths of 1–6 cm from the Middle Cambrian Burgess Shale. They are maybe Onychophorans along with Hallucigenia. They climb on Vauxias or other sponges.
Aysheaia - Carleton University
The worm Aysheaia, shown in both pictures grazing on sponges, is an ancestor of onychophorans, or velvet worms. When the Burgess Shale animals were reassessed, Stephen Jay Gould made Aysheaia famous in his book "Wonderful Life".
Aysheaia prolata from the Wheeler Formation (Cambrian, …
2017年11月19日 · Aysheaia prolata, was described as the only lobopodian from the Drumian (Cambrian) Wheeler Formation in Utah, USA, and the sole representative of this genus besides the type species Aysheaia pedunculata, from the Cambrian (Stage 5) …
Arthropods - park.org
Aysheaia is a soft-bodied, caterpillar- shaped organism with an average body length of 10- 60 mm. Based on its association with sponge remains, it is believed that Aysheaia was a sponge grazer and may have protected itself from predators by seeking refuge within sponge colonies. Aysheaia probably used its claws to cling to the sponge.