Somniosidae

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Synonyms: Somnosidae
Homonyms: Somniosidae
Common names: sleeper shark in English; sleeper sharks in English; håkäringhajar in Swedish; håkjerringfamilien in Norwegian Bokmål; håkjerringfamilien in Nynorsk, Norwegian; håkäringhajar in Swedish; sleeper sharks in English; sömnhajar in Swedish; オンデンザメ in Japanese

Compagno, Leonard J. V. / Hamlett, William C., ed., 1999: Checklist of Living Elasmobranchs. Sharks, Skates, and Rays: The Biology of Elasmobranch Fishes. 471-498.
Compagno, Leonard J. V. / Hamlett, William C., ed., 1999: Systematics and Body Form. Sharks, Skates, and Rays: The Biology of Elasmobranch Fishes. 1-42.
Eschmeyer online (Jul 2012)
Froese, R. & D. Pauly (Editors). (2019). FishBase. World Wide Web electronic publication. version (02/2019).
Jordan, David Starr, 1910: null. A Manual of the Vertebrate Animals of the Northern United States, Including the District North and East of the Ozark Mountains, South of the Laurentian Hills, North of the Southern Boundary of Virginia, and East of the Missouri River Inclusive of.... i - vi + 393.
Kullander (2007) Nationalnyckeln Broskfiskar manus
Nelson, Joseph S., 2006: null. Fishes of the World, Fourth Edition. xix + 601.
Van Der Laan, R.; Eschmeyer, W. N.; Fricke, R. (2014). Family-group names of Recent fishes. <em>Zootaxa.</em> 3882(1): 1-230.
WoRMS (2016) Accessed through World Register of Marine Species at http://www.marinespecies.org/
Yano et al., 2004
as per Dalatiidae
as per Dalatiidae