“…Recent ultrastructural studies of cell walls of taxonomically diverse red algae (for example, see Bisalputra et al, 1967;Cottler, 1971 ;Duckett & Peel, 1978;Gerwick & Lang, 1977;Hanic & Cragie, 1969;Mshigeni, 1977) have disclosed a number of unique features. Previously described wall ultrastructures do not account for the layering described above, however.…”