†Protolenus (Hupeolenus) Geyer 1990 (trilobite)
Artiopoda - Redlichiida - Ellipsocephalidae
Alternative spelling: Hupeolenus
Parent taxon: Protolenus according to A. El Albani et al. 2024
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Protolenus (Protolenus), Protolenus elegans, Protolenus pustulatus
Subtaxa: Protolenus (Hupeolenus) hupei Protolenus (Hupeolenus) jilocanus Protolenus (Hupeolenus) termierelloides
Type: Protolenus (Hupeolenus) hupei
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution: