Read, G.; Saiz-Salinas, J. (2025). World Sipuncula Database. Phascolosoma (Phascolosoma) annulatum (Hutton, 1879). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=266498 on 2025-05-10
context source (Deepsea)Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online athttp://www.iobis.org/[details]
additional sourceCutler, E.B. (2009). Phylum Sipuncula: peanut worms, in: Gordon, D.P. (Ed.) (2009). New Zealand inventory of biodiversity: 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia. pp. 302-307.[details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality