1. HYPERSALINE ENVIRONMENTS MICROBIOME: SOILS VERSUS SALTERNS. Authors: ANTONIO VENTOSA, BLANCA VERA-GARGALLO, MARIA JOSÉ LEÓN, ANA DURÁN-VISERAS, RAFAEL R. DE LA HABA, CRISTINA SÁNCHEZ-PORRO.2. HALONOTIUS SPECIES GENOME-SCALE METABOLIC RECONSTRUCTIONS OF NEW DESIGNATED COBALAMIN SYNTHESIS AS A BLACK QUEEN (BQ) FUNCTION IN HALOARCHAEA. Authors: ANA DURÁN-VISERAS, ADRIAN-ȘTEFAN ANDREI, ROHIT GHAI, CRISTINA SÁNCHEZ-PORRO, ANTONIO VENTOSA.3. HALORIENTALIS PALLIDA SP. NOV., A NEW EXTREMELY HALOPHILIC ARCHAEON ISOLATED FROM A MARINE SALTERN IN SPAIN. Authors: CRISTINA SÁNCHEZ-PORRO, ANA DURÁN-VISERAS, ANTONIO VENTOSA.