| Name | Triquetrella ferruginea (Schimper ex Bescherelle) Thériot |
| Authorship | (Schimper ex Bescherelle) Thériot |
| Rank | Species |
| Placed in | Triquetrella |
| Citation | 1931 Smithsonian Misc. Collect. 85(4): 9. |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Triquetrella ferruginea (Schimper ex Bescherelle) Thériot |
| Identification made in | [no date] (5) |