NEMCOVÁ, Yvonne, Jana KREIDLOVÁ, Martin PUSZTAI, & Jirí NEUSTUPA 2013 (Sep.) Mallomonas pumilio group (Chrysophyceae/Stramenopiles) — a revision based on the scale/scale-case morphology and analysis of scale shape Beih. Nova Hedwigia 142: 27-49, 12 figs., 1 table