Gymnoblastea \Gym`no*blas"te*a\ (j[i^]m`n[-o]*bl[a^]s"t[-e]*[.a]), n. pl. [NL. fr. Gr. gymno`s naked + blasta`nein to sprout.] (Zool.) The Athecata; -- so called because the medusoid buds are not inclosed in a capsule. [1913 Webster]
Tubularida \Tu"bu*lar`i*da\, n. pl. [NL.] (Zool.) An extensive division of Hydroidea; the tubularians; -- called also {Athecata}, {Gymnoblastea}, and {Tubulariae}. [1913 Webster]