First record of Parvodinium umbonatum (stein) carty (peridiniaceae, dinophyta) for Northeast Brazil

Abstract

This paper presents the first record of the freshwater dinoflagellate Parvodinium umbonatum (Stein) Carty (Peridiniaceae, Dinophyta) for northeast Brazil, based on samples collected in 2015 from a tank bromeliads at Serra da Jiboia, Bahia. This species was an important component in the local phytotelm community and categorized as frequent in the bromeliads of the area. A description based on morphometrical features, illustrations (LM and SEM), abiotic conditions of the stored water, and geographic distribution of P. umbonatum in Brazil are provided.