copulatory spicule

copulatory spicule

[′käp·yə·lə‚tȯr·ē ′spik·yəl]
(invertebrate zoology)
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References in periodicals archive ?
Helicoradomenia is defined by its radula, type of ventrolateral salivary glands, body shape, types of sclerites, and presence of paired copulatory spicules.
The copulatory spicules are species specific, although sister species may be morphologically similar (Fig.