Harpetida

radiata'', from Utah '' sp., in the Ordovician shales of the Eastern Anti Atlas, Morocco • Entomaspididae • Baikadamaspis • Entomaspis (=Hypothetica) • Harpetidae • Arraphus • Bohemoharpes (=Declivoharpes; =Unguloharpes) • Bowmania • Brachyhipposiderus • Conococheaguea • Dolichoharpes • Dubhglasina (=Australoharpes; Sinoharpes) • Eoharpes (/Harpina) • Eotrinucleus • Eskoharpes (=Globoharpes?) • Globoharpes(?) • Harpes (=Helioharpes; Reticuloharpes) • Heterocaryon • Hibbertia (/Platyharpes; Harpesoides; Metaharpes; Paraharpes; Thorslundops; Wegelinia) • Kathrynia • Kielania (=Lowtheria) • Lioharpes (=Fritchapsis) • Maghroharpes • Paleoharpes • Pinnuloharpes • Scotoharpes (=Aristoharpes; Selenoharpes). • Stoloharpes • Harpididae • Chencunia • Dictyocephalites • Fissocephalus • Harpides • Harpidoides • Kitatella • Loganopeltis • Loganopeltoides • Metaharpides • Paraharpides • Pscemiaspis ==References==