| Classification | Ephemeraceae: Micromitrium | 
| Harvard University Herbaria Barcode(s) | 00845504 | 
| Type Status | Possible Isotype | 
| Collector | C. F. Austin | 
| Country | United States of America | 
| State | New Jersey | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Jersey | 
| Locality | [data not captured] | 
| Date Collected | 1873 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8c748d9a-e7f9-4fbe-8dc4-4741874c09c1 | 
| Harvard University Herbaria Barcode | 00845504 | 
| Herbarium | FH | 
| Family | Ephemeraceae | 
| Type Status | Possible Isotype | 
| Possible Isotype of | Micromitrium megalosporum Austin | 
| Determination Remarks | [filed under] [current name] | 
| Taxon Reference | (for  Micromitrium megalosporum Austin) Musci Appalach. 1870. 11. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |