Lithodesmium undulatum is a species of diatoms in the family Lithodesmiaceae. They are native to Bahia, Alagoas, Pernambuco, ParaíBa, Paraná, Rio Grande Do Sul, Sergipe, Rio De Janeiro, Rio Grande Do Norte, SãO Paulo, and Santa Catarina. Dead Lithodesmium undulatum form siliceous oozes.
EOL has data for 26 attributes, including: