kingdom Animalia > phylum Cnidaria > subphylum Medusozoa > class Hydrozoa > subclass Hydroidolina > order Leptothecata > family Haleciidae > genus Halecium > species Halecium robustum
| Rank | Species |
| Status | unaccepted |
| Aphia ID | urn:lsid:marinespecies.org:taxname:842803 |
| Valid name | Zygophylax pinnata |
| Valid Aphia ID | 117716 |
| Environments |
marine, |
This status of this taxon in WoRMS is unaccepted. The accepted taxon for Halecium robustum Verrill, 1873 is Zygophylax pinnata.