@MISC{10141/622118, year = {2014}, doi = {10.11646/phytotaxa.178.2.7}, journal = {Phytotaxa}, author = {Williams, DM}, issn = {1179-3155}, title = {The diatom genus Tetracyclus (Fragilariaceae, Bacillariophyta) from Chile}, eissn = {1179-3163}, url = {http://hdl.handle.net/10141/622118} }