World Register of Marine Species (WoRMS)
Read, G.; Fauchald, K. (Ed.) (2026). World Polychaeta Database. Semivermilia elliptica Imajima, 1978. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=331805 on 2026-08-29
Imajima, M. (1978). Serpulidae (Annelida, Polychaeta) collected around Nii-jima and O-shima, Izu Islands. Memoirs of the National Science Museum, Tokyo. 11: 49-72.