Castracollis wilsonae

Период: Девон


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Ракообразное членистоногое длиной около 8 мм из пресноводных водоемов Девона. 8mm long, multisegmented crustacean. Thorax of up to 26 somites, each bearing legs. Up to 28 apodous abdominal segments. 2 series of thoracic legs. Anterior series: 11 pairs of long raptorial legs. Posterior series: 10-15 pairs of smaller phyllopodous legs. Head with large mandibles and long, symmetrical, biramous second antenna

https://www.abdn.ac.uk/rhynie/faunbasic.htm

Similar to modern Tadpole Shrimps - detritivore / carnivore, living in ephemeral freshwater ponds.

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