Rice, Mary E., Piraino, Julianne, Reichardt, Hugh F., and Boyle, Michael J. 2018. "
Observations on Oceanic Pelagosphera Larvae (Sipuncula): Morphology, Behavior, and Metamorphosis." In
Proceedings of the Second International Symposium on the Biology of the Sipuncula. Boyle, Michael J. and Kawauchi, Gisele Y., editors. 41–81. Washington, DC: Smithsonian Institution Scholarly Press. In
Smithsonian Contributions to the Marine Sciences, 42.
https://doi.org/10.5479/si.1943-667X.42.41.