Novel diatom species (Bacillariophyta) from the freshwater discharge site of Laguna Diablas (Island Isabela = Albemarle) from the Galapagos

Morphology of Adlafia taxa (Bacillariophyta, Cymbellaceae), with proposition of two new species from Brazil

Hippodonta fujiannensis sp. nov. (Bacillariophyceae), a new epipsammic diatom from the low intertidal zone, Fujian Province, China

Entomoneis tenera sp. nov., a new marine planktonic diatom (Entomoneidaceae, Bacillariophyta) from the Adriatic Sea

Surirella tayronarum spec. nov. (Surirellaceae, Bacillariophyta) from Colombia

Petroplacus gen. nov. (Bacillariophyta): a new genus of diatom from Lake Baikal

Humidophila komarekiana sp. nov. (Bacillariophyta), a new limnoterrestrial diatom species from King George Island (Maritime Antarctica)

Oricymba xianjuensis sp. nov., a new freshwater diatom (Bacillariophyceae) from Xianju National Park (Zhejiang Province, China)

Medlinella amphoroidea gen. et sp. nov. (Bacillariophyta) from the neck skin of Loggerhead sea turtles (Caretta caretta)

Eunotia rudis sp. nov., a new diatom (Bacillariophyta) from the Man and Biosphere Reserve at Yangambi, Democratic Republic of the Congo