| Authors(s) | Banaszak, A.T., R. Iglesias-Prieto and R.K. Trench | 
| Year | 1993 | 
| Title | Scrippsiella velellae sp. nov. (Peridiniales) and Gloeodinium viscum sp. nov. (Phytodiniales), dinoflagellate symbionts of two hydrozoans (Cnidaria). J. Phycol. 29: 517-528. |