| Name | Zygoxanthium echinus Ehrenberg |
| Authorship | Ehrenberg |
| Rank | Species |
| Placed in | Zygoxanthium Ehrenberg ex Kützing |
| Citation | 1840 Ber. Bekanntm. Verh. Konigl. Preuss. Akad. Wiss. Berlin 1840: 218 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Zygoxanthium echinus Ehrenberg |
| Identification made in | [no date] (1) |