postantennal organ

From ZooTerms (Dictionary of Invertebrate Zoology)
Jump to: navigation, search
postantennal organ: (Arthropoda: Insecta) In some Collembola, a variously shaped structure (ring-like, rosette, or complex), immediately behind the antennal bases; comprised of sense-cell and several enveloping cells, possibly functioning as a chemorecepter.