Tubulibranchiata
Pronunciation : Tu`bu*li*bran`chi*a"ta
Part of Speech : n.
Etymology : [NL., from L. tubulus a little tube + branchia a gill.] (Zo?l.)
Definition : Defn: A group of gastropod mollusks having a tubular shell. Vermetus is an example.
pl.
Source : Webster's Unabridged Dictionary, 1913