†subclass Arandaspida Ritchie and Gilbert-Tomlinson 1977 (jawless fish)

Pteraspidomorpha - Arandaspida

Alternative spelling: Arandaspidida

Parent taxon: Pteraspidomorpha according to R. van der Laan 2019

See also Long 2011, Nelson et al. 2016 and Young 1997

Sister taxa: Astraspida, Heterostraci

Subtaxa: Arandaspididae Arandaspidiformes Aseraspididae

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Ecology: planktonic suspension feeder

Distribution:

• Devonian of Bolivia (1 collection)

• Arenig of Australia (2)

• Ordovician of Argentina (1), Australia (5), Bolivia (4), Oman (2)

Total: 15 collections including 17 occurrences

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