Amphidisc
Am´phi`disc
n. | 1. | (Zool.) A peculiar small siliceous spicule having a denticulated wheel at each end; - found in freshwater sponges. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
n. | 1. | (Zool.) A peculiar small siliceous spicule having a denticulated wheel at each end; - found in freshwater sponges. |