The female may angle her cephalothorax away from the web allowing the male to approach and place one palp over her
epigyne (Fig.
Epigyne were removed from the abdomen with entomological needle number 1.
In the cleared
epigyne in ventral view, the fertilisation ducts appear as an asymmetrical, heart-shaped structure.
Epigyne with quite small, oval and posterolaterally placed CO (Fig.
thoracicus Nicolet, 1849 by the shape of the female
epigyne opening with usually straight rather than indented or irregular anterior border (Fig.
Epigyne with flat or concave plate; spermathecae small, nearly rounded, well separated, close to epigastric furrow.
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.