epigynum

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epigynum

[ə′pij·ə·nəm]
(invertebrate zoology)
The genital pore of female arachnids.
The plate covering this opening.
References in periodicals archive ?
In the cleared epigyne in ventral view, the fertilisation ducts appear as an asymmetrical, heart-shaped structure.
petraeum is that in the latter species the copulatory ducts open in the corners of the epigyne, not in its center.
The female has a characteristic epigyne with two nearly transverse oval depressions and large primary spermathecae (Figs 17-19).
Bianor albobimaculatus, ocular area, frontal view (A), epigyne ventral view (B), epigyne dorsal view (C).
However, on the basis of the original figure of the female epigyne (Berland & Millot 1941: fig.
According to the palp and epigyne conformation, this species clearly belongs to the genus Zodarion Walckenaer, 1826.
Epigyne protruding well sclerotized connected to the abdomen by a long, transversally wrinkled, membranous solenoid base, which is packed between the epigynum and abdomen in the nonfunctional stage (Fig.
Female genitalia: Epigyne simple; genital area may be slightly sclerotized, raised and dome-shaped, with hood and epigynal opening of various shapes; two small posterior sclerotized marks close to each other indicate position of internal fertilization ducts; copulatory duct and spermathecae long and tubular (Fig.
Lateral lobes of epigyne broad tongue-shaped, covering mainly posterior parts of the median septum.
There were no differences in the structure of the sclerites of the male pedipalpal bulb or the sclerites of the female external epigyne of the 22 museum specimens of L.