Zool. [f. mod.L. fistulid-es (see FISTULA and -ID) + -AN.] (See quot. 1842.)
1835. Kirby, Hab. & Inst. Anim., I. vi. 214. The third and last section of the Echinoderms, or spiny-skinned Radiaries, are the Fistulidans.
1842. Brande, Dict. Sc. Lit. & Art, Fistulidans. A tribe of Echinodermatous animals, comprehending those which have an elongated cylindrical tube-like body.