Chaetoceros subtilis and chaetoceros subtilis var. Abnormis: morphological aspects of single cells, chains and formation of auxospores along the life cycle in cultures, as a supporting tool for the identification of natural samples. - Barrera-Alba, José Juan; Ricci, Fernanda Pardini; Moser, Gleyci Aparecida Oliveira; Saldanha-Corrêa, Flávia Marisa Prado; Nishihara, Linda; Jakovac, Ana Catarina Conte; Stephan, M; Gianesella-Galvão, Sonia Maria Flores (Simpósio Brasileiro de Oceanografia, 2004)