שְׁסוּעָה, divided. Ḥull. 60ᵇ; Nidd. 24ᵃ (ref. to Deut. XIV, 7) הש׳ בריה וכ׳ the sh’suʿah is a creature with two backs and two spinal columns. Ḥull. 63ᵇ; Bekh. 6ᵇ; Yalk. Lev. 537, v. שָׁנָה Nif.