| Classification | Gymnomitriaceae: Gymnomitrion | 
| Classification 1 | Gymnomitriaceae: Herzogobryum | 
| Harvard University Herbaria Barcode(s) | 00301959 | 
| Type Status | Holotype | 
| Collector | J. D. Hooker | 
| Collector number | 644 | 
| Geography | Antarctica: Antarctica (Region) (Region): Kerguelen Island | 
| Locality | Fort Haven; Kerguelen's Land | 
| Date Collected | 1840-05-** | 
| Elevation | 183 m | 
| Verbatim Elevation | 600 feet | 
| Habitat | 600 feet above the sea | 
| Substrate | on clay | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/68010508-f9e1-4c22-878d-1bc24c3d1240 | 
| Harvard University Herbaria Barcode | 00301959 | 
| Herbarium | FH | 
| Family | Gymnomitriaceae | 
| Type Status | Holotype | 
| Holotype of | Gymnomitrion atrocapillum J. D. Hooker & Taylor | 
| Determination Remarks | [filed under] [label name] | 
| Taxon Reference | (for  Gymnomitrion atrocapillum J. D. Hooker & Taylor) London J. Bot. 1846. 5: 258. | 
| Family | Gymnomitriaceae | 
| Determination | Herzogobryum atrocapillum (J. D. Hooker & Taylor) Grolle | 
| Determined by | Ochyra, Ryszard | 
| Date Determined | 2000-09-18 | 
| Determination Remarks | [current name] | 
| Annotation Text | Bryologia Antarctica Project
HOLOTYPE of Gymnomitrion atrocapillum Hook. f. & Taylor | 
| Subcollection | Taylor Herbarium: Hepatics | 
| Preparation Type | Packet | 
| Preparation Method | Dried |