| Name | Cosmarium coarctatum West |
| Authorship | West |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Cosmarium |
| Contains | Cosmarium coarctatum var. casaresii (V.Allorge & P.Allorge) Krieger & Gerloff |
| Remarks | Created from Taxon Name Import: Cosmarium coarctatum West |