| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 80701 | Guiry, M.D. and G.M. Guiry 2009 AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 14 April 2009. | 2009 | Neosiphonia sphaerocarpa | --> |
| 83908 | Bernecker, A. 2009 Marine benthic algae. p. 109-118 In Wehrtmann, I.S. and Cortés, J. 2009. Marine biodiversity of Costa Rica, Central America. Springer 538pp. | 2009 | Neosiphonia sphaerocarpa | SPL 2.1 |