| Classification | Fungi: Harpellales: Legeriomycetaceae: Legeriomyces | 
| Harvard University Herbaria Barcode(s) | 00081198 | 
| Type Status | Holotype | 
| Collector | R. W. Lichtwardt & Marv. C. Williams | 
| Collector number | MBL-85-6 | 
| Country | United States of America | 
| State | Montana | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Montana: Lake County | 
| Locality | Johnson Creek (draining into Swan Lake) where it crosses Route M83 4.4 km S of junction with Route 209 | 
| Date Collected | 1982-07-19 | 
| Habitat | hindgut of nymph Host: Drunnella spinifera Needham (Ephemerellidae, Ephemeroptera) | 
| Host | Drunnella spinifera Needham (Ephemerellidae, Ephemeroptera) | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4c6034b6-ea39-4cee-ad65-aa3438f1fcf0 | 
| Harvard University Herbaria Barcode | 00081198 | 
| Herbarium | FH | 
| Family | Legeriomycetaceae | 
| Type Status | Holotype | 
| Holotype of | Legeriomyces aenigmaticus Lichtwardt & M. C. Williams | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Legeriomyces aenigmaticus Lichtwardt & M. C. Williams) Mycologia 1983. 75: 757. | 
| Subcollection | Trichomycetes Slide Collection | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Microscope slide | 
| Preparation Method | Other |