osmaterium
Os`ma*te"ri*um, n.; pl. Osmateria. Etym: [NL., fr. Gr. (Zoöl.) Defn: One of a pair of scent organs which the larvæ of certain butterflies emit from the first body segment, either above or below.
Os`ma*te"ri*um, n.; pl. Osmateria. Etym: [NL., fr. Gr. (Zoöl.) Defn: One of a pair of scent organs which the larvæ of certain butterflies emit from the first body segment, either above or below.