Paranaguá Estuarine Complex Diatoms: Morphology and Molecular Taxonomy von Rampinelli, Viviane de Fátima Moura Aguillar, Conceição, Daniele, Santos, Beatriz, Marra, Raquel, Passos, Matheus Felipe, Petersen, Rodolfo, Vargas, José Viriato Coelho, Galli-Terasawa, Lygia Vitória, Savi, Daiani, Ludwig, Thelma Alvim Veiga, Ferreira, Paula Carolina, Kava, Vanessa

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Nupela semifasciata (Bacillariophyceae), a new species from subtropical lotic environments in Western Paraná State, Brazil von Wellinton Wedig Amaral, Mailor, Medeiros, Gabriela, Daufenbach, Vanessa, Suszek Gonçalves, Morgana, Alvim Veiga Ludwig, Thelma, Catarina Bueno, Norma

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Biological traits of diatoms in the characterization of a reservoir and a stream in a subtropical region von Algarte, Vanessa Majewski, Pavan, Gracielle, Ferrari, Fernanda, Ludwig, Thelma Alvim Veiga

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Ultrastructure of Aulacoseira brasiliensis sp. nov. (Coscinodiscophyceae) and comparison with related species von Izabel Tremarin, Priscila, Alvim Veiga Ludwig, Thelma, Torgan, Lezilda Carvalho

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Taxonomic studies of centric diatoms (Diatomeae): unusual nanoplanktonic forms and new records for Brazil von Cavalcante, Kaoli Pereira, Tremarin, Priscila Izabel, Ludwig, Thelma Alvim Veiga

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Humidophila (Bacillariophyceae) in subtropical mountain springs and subaerial habitats, Paraná state, Brazil, with the description of H. piraquarae sp. nov von Ferreira, Paula Carolina, Kava, Vanessa Merlo, Alvim Veiga Ludwig, Thelma

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Diatoms (Bacillariophyceae) of Iguaçu National Park, Foz do Iguaçu, Brazil von Bartozek, Elaine Cristina Rodrigues, Bueno, Norma Catarina, Ludwig, Thelma Alvim Veiga, Tremarin, Priscila Izabel, Nardelli, Margaret Seghetto, Rocha, Angélica Cristina Righetti da

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Typification of seven species of Encyonema and characterization of Encyonema leibleinii comb. nov von Silva, Weliton José, Jahn, Regine, Alvim Veiga Ludwig, Thelma, Menezes, Mariângela

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Coscinodiscophyceae and Fragilariophyceae (Diatomeae) in the Iguaçu River, Paraná, Brazil von Nardelli, Margaret Seghetto, Bueno, Norma Catarina, Ludwig, Thelma Alvim Veiga, Tremarin, Priscila Izabel, Bartozek, Elaine Cristina Rodrigues

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The genus Dorofeyukea (Bacillariophyta, Stauroneidaceae) in karst environments in the Brazilian Pantanal: with the description of four new species von Tusset, Eduardo Antônio, Izabel Tremarin, Priscila, Alvim Veiga Ludwig, Thelma, de Souza Cardoso, Luciana

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Environmental variables likely influence the periphytic diatom community in a subtropical lotic environment von Medeiros, Gabriela, Padial, André Andrian, Wedig Amaral, Mailor Wellinton, Ludwig, Thelma Alvim Veiga, Bueno, Norma Catarina

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Denticula, Hantzschia and Tryblionella (Bacillariaceae, Bacillariophyta) from northwestern Ceará freshwaters von Machado, Guilherme de Almeida, Cavalcante, Kaoli Pereira, Ludwig, Thelma Alvim Veiga

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Typification and taxonomic status re-evaluation of 15 taxon names within the species complex Cymbella affinis/tumidula/turgidula (Cymbellaceae, Bacillariophyta) von Silva, Weliton José da, Jahn, Regine, Ludwig, Thelma Alvim Veiga, Hinz, Friedel, Menezes, Mariângela

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Unraveling centric diatoms from the Caatinga: Coscinodiscophyceae and Mediophyceae in northwestern Ceará, Brazil von Maciel, Maria Gabrielle Rodrigues, Cavalcante, Kaoli Pereira, Ludwig, Thelma Alvim Veiga

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Eunotia (Bacillariophyceae) from a subtropical stream adjacent to Iguaçu National Park, Brazil, with the proposition of a new species von Favaretto, Cinthia Coutinho Rosa, Tremarin, Priscila Izabel, Medeiros, Gabriela, Ludwig, Thelma Alvim Veiga, Bueno, Norma Catarina

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Exploring Key Determinants of the Periphytic Diatom Community in a Southern Brazilian Micro-Watershed von Medeiros, Gabriela, Padial, André Andrian, Amaral, Mailor Wellinton Wedig, Guicho, Ricardo, Pilatti, Maria Clara, Sampaio, Silvio Cesar, Ludwig, Thelma Alvim Veiga, Bueno, Norma Catarina, dos Reis, Ralpho Rinaldo

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Diatom assemblages (Bacillariophyta) in six tropical reservoirs from southeast Brazil: species composition and spatial and temporal variation patterns von Marquardt, Gisele Carolina, Bicudo, Carlos Eduardo de Mattos, Ludwig, Thelma Alvim Veiga, Ector, Luc, Wetzel, Carlos E.

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Melosira (Diatomeae) taxa from the Iguaçu River in southern Brazil von Nardelli, Margaret Seghetto, Tremarin, Priscila Izabel, Ludwig, Thelma Alvim Veiga, Bueno, Norma Catarina

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Eunotia Ehrenberg (Bacillariophyceae) in the Hercílio River, Santa Catarina, southern Brazil von De Garcia Souza, Dayane Regina, Bueno, Norma Catarina, Nardelli, Margaret Seghetto, Tremarin, Priscila Izabel, Ludwig, Thelma Alvim Veiga, Baumgartner, Gilmar

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First record of Capartogramma paradisiaca Novelo, Tavera & Ibarra (Diatomeae) in South America von Tremarin, Priscila Izabel, Straube, Arielli, de Azevedo Tibiriçá, Carlos Eduardo Junqueira, de Castro, Emanuela Cristina, Wojciechowski, Juliana, Moreria Filho, Hermes, Ludwig, Thelma Alvim Veiga

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