World Register of Marine Species (WoRMS)
Serpula (Sclerostyla) crassa J. Sowerby, 1813
Read, G.; Fauchald, K. (Ed.) (2026). World Polychaeta Database. Serpula (Sclerostyla) crassa J. Sowerby, 1813&nbsp;&#8224;. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=425408 on 2026-08-29
Sowerby, J. (1812-1815). The mineral conchology of Great Britain; or coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth [Vol. I]. London, privately published, pp. i-vii, 9-234 + index [2 pp.], pls 1-102 [pp. i-vii, 9-32, pls 4-9 (1812); pp. 33-96, pls 10-44 (1813); pp. 97-178, pls 45-78** (1814); pp. 179-234, Index, pls 79-102 (1815)].