Image of Porcellanaster ceruleus Wyville Thomson 1878

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Porcellanasteridae Sladen 1883

visual system

Garm and Nilsson 2014
apposition eyes
URI: http://purl.obolibrary.org/obo/IDOMAL_0002229

Definition: A compound eye with no separation between the crystalline-cone layer and the retinula, each rhabdom receiving light only from its own corneal lens.

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