Sthenelais gracilis är en ringmaskart som beskrevs av Addison Emery Verrill 1880. Sthenelais gracilis ingår i släktet Sthenelais och familjen Sigalionidae. Inga underarter finns listade i Catalogue of Life.
Källor Fauchald, Kristian (2007) World Register of Polychaeta, Hartman, O. (1942) A review of the types of polychaetous annelids at the Peabody Museum of Natural History, Yale University. Bulletin of the Bingham Oceanographic Collection, Yale University, 8(1): 1-98., Pettibone, Marian H. (1963) Marine polychaete worms of the New England region. I. Aphroditidae through Trochochaetidae. Bulletin of the United States National Museum, 227(1): 1-356., Verrill, A.E. (1880) Notice of recent additions to the marine invertebrata of the northeastern coast of America, with descriptions of new genera and species and critical remarks on others. Part I. Annelida, Gephyraea, Nemertina, Nematoda, Polyzoa, Tunicata, Mollusca, Anthozoa, WoRMS Polychaeta: World List of Polychaeta. Read G. & Fauchald K., 2010-12-10 Verrill, A.E. (1879) Preliminary check-list of the marine Invertebrata of the Atlantic coast, from Cape Cod to the Gulf of St. Lawrence. Author's Edition Edition. 1-32. United States Commission of Fish and Fisheries. New Haven.,
Kategori:Havsborstmaskar gracilis