Coscinodiscus concinnus is a species of diatoms in the family Coscinodiscaceae. They are native to Pernambuco, Maranhao, Rio Grande Do Sul, Rio De Janeiro, Paraná, Santa Catarina, SãO Paulo, Amapá, and Pará. Dead Coscinodiscus concinnus form siliceous oozes. Individuals can grow to 110 µm.
EOL has data for 20 attributes, including: