| Division | Euglenophyta |
| Class | Euglenophyceae |
| Order | Euglenales |
| Family | Euglenaceae |
| Basionym | Chaetotyphla armata Ehrenberg |
| Synonym | Pantotrichum armatu Ehrenberg |
Lorica elliptic to slightly ovoid with rounded ends, 28-37 µm long , 23-28 µm broad; spines 1-9 µm in long. Lorica with slightly depressed collar or pore; membrane deep yellowish brown with smooth or with fine dense punctae; plastids discoid, numerous, and without pyrenoid.