ammonites
Harpes Goldfuss 1839 (trilobite)

Trilobita - Harpetida - Harpetidae

Synonyms: Helioharpes Pribyl and Vanek 1981, Reticuloharpes Vanek 1963

Parent taxon: Harpetidae according to P.A. Jell and J.M. Adrain 2003

Sister taxa: Australoharpes, Bohemoharpes, Bowmania, Brachyhipposiderus, Conococheaguea, Dolichoharpes, Entomaspis, Eoharpes, Heterocaryon, Hibbertia, Kathrynia, Kielania, Lioharpes, Palaeoharpes, Paraharpes, Scotoharpes

Subtaxa: Harpes neogracilis

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Ecology: fast-moving low-level epifaunal suspension feeder