protostyle
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 14:29, 10 September 2013 by Andreas Plank (Talk | contribs)
Mollusca) The stiff mucous rod of early mollusks that transports the food string along the esophagus into the stomach; the forerunner of the crystalline style.
protostyle (noun; Greek protos, first; stylos, piller): (