Firefly Photic Organ (IMAGE)

Indiana University

Firefly Photic Organ

Caption

A cross-section diagram of the adult firefly lantern shows photic (yellow) and dorsal (blue) layers, tracheae and tracheal end-cell complexes (purple), nerve axons (green), epidermis (red), the transparent cuticle (brown), and the clustered cells of the photic layer (orange circle).

Credit

BY MATTHEW STANSBURY, BASED ON R.F. CHAPMAN AFTER D.S. SMITH 1963

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