This new species of annelid worm was found in deep sea sediments near methane seeps off the Pacific coast of central America. Anguillosyllis have an interesting evolutionary placement within Syllidae ...

Proceedings of the Academy of Natural Sciences of Philadelphia, Vol. 59, No. 3 (Oct. - Dec., 1907), pp. 448-451 (4 pages) ...

We study multiple species of marine annelid worms to dissect how spiral cleavage, an ancestral mode of embryogenesis, is controlled and generates phenotypic evolution. Moggioli G, Panossian B, Sun Y, ...