Template:Tronchin & Freshwater, 2007
- Tronchin, E.M. & Freshwater, D.W. 2007. Four Gelidiales (Rhodophyta) new to southern Africa, Aphanta pachyrrhiza gen. et sp. nov., Gelidium profundum sp. nov., Pterocladiella caerulescens and P. psammophila sp. nov.. Phycologia 46(3): 325–348, 49 figs, 4 tables.