| Classification | Rhodophyta: Ceramiaceae: Antithamnieae: Antithamnion |
| Harvard University Herbaria Barcode(s) | 00550681 |
| Collector | R. R. Ireland & T. J. Koponen |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York |
| Locality | [data not captured] |
| Date Collected | 1874 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/60e39f7d-a340-460d-bbc6-5bfa1989a677 |
| Harvard University Herbaria Barcode | 00550681 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Antithamnion cruciatum (C. Agardh) Nägeli |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
