kingdom Chromista > subkingdom Harosa > infrakingdom Heterokonta > phylum Ochrophyta > class Phaeophyceae > subclass Fucophycidae > order Ectocarpales > family Ectocarpaceae > genus Ectocarpus > species Ectocarpus investiens
| Rank | Species |
| Status | unaccepted |
| Aphia ID | urn:lsid:marinespecies.org:taxname:503016 |
| Valid name | Cylindrocarpus microscopicus |
| Valid Aphia ID | 144952 |
| Environments | marine |
This status of this taxon in WoRMS is unaccepted. The accepted taxon for Ectocarpus investiens Hauck, 1885 is Cylindrocarpus microscopicus.