Parent taxon: Pteraspidomorphes according to J. J., Jr. Sepkoski 2002
Sister taxa: Amphiaspidiformes, Aporemaspis, Ariaspididae, Aserotaspis, Cardipeltida, Cardipeltidae, Cardipeltiformes, Ceraspidae, Corvaspidida, Corvaspidiformes, Cyathaspida, Cyathaspidiformes, Drepanaspidae, Guerichosteidae, Lepidaspidida, Lepidaspidiformes, Munchoaspis, Olbiaspidida, Palaeaspidi, Psammolepis, Psammosteiformes, Pteraspidi, Pteraspidiformes, Rimasventeraspis, Strosipherus, Tesseraspidida, Tesseraspidiformes, Tolypelepidida, Tolypelepidiformes, Toombsaspis, Traquairaspidida, Traquairaspidiformes, Pionaspis, Steinaspis, Grumantaspis, Dyreaspis, Allocryptaspis, Homaspidella, Pilolepsis, Karelosteus, Archodus, Seretaspis, Yoglinia, Schizosteus, Irregulariaspis, Corveolepis, Obliaspis, Kiangsuaspis, Clydonaspis, Strophisterus, Gunaspis, Poriferaspis, Pycnaspis, Listraspis, Ennosviaspis, Anatolepsis, Asketaspis, Athenaegis
Subtaxa: Alainaspis platyrhina
Ecology:
Distribution:
• Silurian of Canada (5: Nunavut collections)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.