Note 883 — Chapter VI · THE DANISH KINGS IN ENGLAND.[818] 1017–1042.
Reading edition
Saxo (193) tells the tale at length. Florence also (1049) admits the pedigree; “Ulfus, filius Spraclingi, filius Ursi.” “Ursus” is seemingly the half-human Biorn, not the bear himself. Cf. Appendix WWW.