†order Concavicarida Briggs and Rolfe 1983 (crustacean)

Thylacocephala - Concavicarida

Parent taxon: Thylacocephala according to M. Ehiro and H. Kato 2015

See also Sepkoski 2002

Sister taxa: Conchyliocarida, Coreocaris, Dioxycaris, Galenocaris, Nothozoe, Polzia, Saccocaris, Thylacares, Victoriacaris

Subtaxa: Concavicarididae Concavicaris Dollocaris Harrycaris Microcarididae Pseuderichthus

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Ecology: nektobenthic omnivore

Distribution:

• Jurassic of France (1 collection)

• Triassic of China (1), Italy (1), Japan (2), Slovenia (1)

• Carboniferous of United States (5: Indiana, Iowa, Nebraska)

• Silurian of United States (1: Wisconsin)

Total: 12 collections including 13 occurrences

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