| شماره مرجع | Description | سال | Name used | Page |
|---|---|---|---|---|
| 1601 | Bernice Pauahi Bishop Museum 2000 Marine Invertebrates of the Hawaiian Islands - Summary statistics for major taxa. http://www2.bishopmuseum.org/HBS/invert/taxa_summary.htm | 2000 | Synthecium megathecum | --> |
| 92956 | Vervoort, W. and J.E. Watson 2003 The marine fauna of New Zealand: Leptolida Leptothecata (Cnidaria: Hydrozoa). National Institute of Water and Air Research Biodiversity Memoir 119:1-526. | 2003 | Synthecium megathecum | --> |
| 8278 | Bouillon, J., C. Gravili, F. Pagès, J.-M. Gili and F. Boero 2006 An introduction to Hydrozoa. Mémoires du Muséum national d'Histoire naturelle 194:1-591. | 2006 | Synthecium megathecum | --> |
| 132538 | Calder, D.R. 2020 Some leptothecate hydroids (Cnidaria, Hydrozoa) from Hawaii, mostly from inshore and nearshore waters. Zootaxa 4830(2):201-246. | 2020 | Synthecium megathecum | 204 |