Of uncertain derivation; a fin (collectively) -- fins.
H5579. senappir
סְנַמִּיר noun [masculine] fin (Late Hebrew id.; quadriliteral according to Sta§ 243; Fl in LevyNHWB iii. 725 a compare Aramaic סִמְמּוֺרִין points, nails, and derive this from סַמֵּר verb nail, with infixed פ (LevyChWB ii. 507 b)); — Leviticus 11:9-10, 12 = Deuteronomy 14:9-10,.