Delgado, C., Novais, M.H., Blanco, S. and Almeida, S.F.P. (2015) Examination and comparison of Fragilaria candidagilae sp. nov. with type material of Fragilaria recapitellata, F. capucina, F. perminuta, F. intermedia and F. neointermedia (Fragilariales, Bacillariophyceae) Phytotaxa 231(1): 001–018