 Cyanobacteria |
 Cyanobium |
 Cyanodictyon imperfectum |
 Cyanodictyon imperfectum |
 Cyanodictyon planctonicum |
 Cyanonephron |
 Cyanothece |
 Cyclostephanos |
 Cyclostephanos dubius |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella |
 Cyclotella choctawhatcheeana |
 Cyclotella choctawhatcheeana |
 Cyclotella choctawhatcheeana |
 Cyclotella choctawhatcheeana |
 Cyclotella choctawhatcheeana |
 Cyclotella distinguenda |
 Cyclotella meneghiniana |
 Cyclotella meneghiniana |
 Cyclotella meneghiniana |
 Cyclotella meneghiniana |
 Cyclotella meneghiniana |
 Cyclotella meneghiniana |
 Cyclotella polymorpha |
 Cyclotella striata |
 Cylindrospermopsis cuspis |
 Cylindrospermopsis raciborskii |
 Cylindrospermopsis raciborskii |
 Cylindrospermopsis raciborskii |
 Cylindrospermopsis raciborskii |
 Cylindrospermopsis raciborskii |
 Cylindrospermopsis raciborskii |
 Cylindrospermum |
 Cylindrotheca closterium |