- hemiphragms
-
n. pl. [Gr. hemisys, half; phragma, wall](BRYOZOA: Stenolaemata)Shelf-like skeletal projections into the zooid living chamber alternating from opposite sides of the zooecia; hemiphragms in any single zooid usually comparable in morphology; see hemisepta.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.