myochordotonal organ

myochordotonal organ: (ARTHROPODA: Crustacea)

In Decapoda, a proprioceptor at the proximal end of the meropodite, a flat membrane lying between the skeleton and sheath of the accessory flexor muscle of the carpus, with distal bipolar sensory cells passing through the membrane and attached to the skeleton; having scolopidia similar to the insect chordotonal organs.

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chordotonal organ — Subcuticular sense organs of insects and perhaps nematodes that consist of one to several hundred chordotonal sensilla (scolopidia); attached to the cuticle that function as mechanoreceptors; abundant in tympanal organs; a scolopophorus organ;… … Dictionary of invertebrate zoology
scolopidium — n.; pl. ia [Gr. dim. skolos, pointed object] A mechanoreceptor (part of a chordotonal organ) consisting essentially, of three cells: sensory neuron (scolopale), enveloping cell, and an attachment, or cap cell; scolopophore; sensillum… … Dictionary of invertebrate zoology

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