Paulay, G. (2024). World List of Priapulida. Priapulomorpha. Accessed through: Craeymeersh J., P. Kingston, E. Rachor, G. Duineveld, C. Heip., E. Vanden Berghe (1986) North Sea Benthos Survey (NSBS) at: https://www.vliz.be/vmdcdata/nsbs/aphia.php?p=taxdetails&id=1263790 on 2024-04-25
Craeymeersh J., P. Kingston, E. Rachor, G. Duineveld, C. Heip., E. Vanden Berghe (1986). North Sea Benthos Survey (NSBS). Priapulomorpha. Accessed at: https://www.vliz.be/vmdcdata/nsbs/aphia.php?p=taxdetails&id=1263790 on 2024-04-25