Ten new Bacillariophyta species from James Ross Island and the South Shetland Islands (Maritime Antarctic Region)

Taxonomy and ecology of Fragilaria billingsii sp. nov. and analysis of type material of Synedra rumpens var. fusa (Fragilariaceae, Bacillariophyta) from Brazil

Two new Platessa (Bacillariophyceae) from Amazonia: Platessa guianensis spec. nov., and P. itoupensis spec. nov.

Replacement names for botanical taxa involving algal genera

Sellaphora labernardierei (Sellaphoraceae, Bacillariophyta), a new epilithic species from French spring and four new combinations within the genus Sellaphora

On the identity of Chamaepinnularia thermophila comb. nov. (Bacillariophyceae) from a Neotropical thermal spring

Description of a new fossil diatom genus, Cribrionella gen. nov. (Bacillariophyta) from Quaternary sediments of Lake Ohrid

Encyonema aquasedis sp. nov. and Kurtkrammeria salesopolensis sp. nov.: two new freshwater diatom species (Cymbellales, Bacillariophyceae) from an oligotrophic reservoir in southeastern Brazil

Description of the pseudocryptic species Conticribra weissflogiopsis sp. nov. (Thalassiosirales, Bacillariophyta) isolated from brackish waters in Korea, based on its cingulum structure and molecular analysis