A small rattle-snake.
1842. This animal is commonly known under the name Massasaugua, a word of Inidan origin.Holbrook, North American Herpetology, iii. 32. (N.E.D.)
1850. Bless your lawful sakes, you do nt call this woods, do you? There aint no bears, nor many wolves nor mas-san-gers [sic] round here.Knick. Mag., xxxvi. 75 (July). (Italics in the original.)