They're also not actually insects but invertebrates belonging to the phylum Annelida. As such ... and is an extremely important part of earthworm anatomy. Not only does this lobe cover the ...

But there's this one phylum of worms, the annelids, that can re-grow unlike ... So you have a development that ends up in anatomy that's more or less conserved. But sometimes it doesn't.

"The molecular anatomy of the developing CNS turned out ... neurons also go on to form the same neural structures in annelid worm and vertebrate." "Such a complex arrangement could not have ...

Earthworms are special because they keep our ... a special three-dimensional imaging approach of the chemistry and anatomy of millimeter-sized animals and their parasites at a cellular level ...

In a paper published last month in the Journal of Morphology, scientists describe the unique anatomy of Ramisyllis multicaudata, an annelid worm that lives inside the swiss-cheese bodies of sea ...

The authors interpret these to be parapodia, bearing chaetae, features that are typical of marine bristle worms or polychaetes ... But why some ancient annelids should develop a complex ...

It's a function that makes it similar to leeches and earthworms, the species into which it eventually evolved. Kootenayscolex barbarensis is part of a group of animals called annelids (or the ...