Ariaspidae
| Ariaspidae | |
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| Artist's reconstruction of Anglaspis macculloughi | |
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| Family: | Ariaspidae  | 
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 See text  | |
Ariaspidae is a family of extinct cyathaspidiform heterostracan agnathans in the suborder Cyathaspidida.
Family Ariaspidae contains Ariaspis, and its sister-taxa originally contained within Anglaspididae/Anglaspidinae, including Anglaspis, Listraspis, Liliaspis, and Paraliliaspis.