Sibiriulus rectangulus Mikhaljova, 2009

Figs 36, 37.

Sibiriulus rectangulus Mikhaljova 2009: 67 –68, 65: figs 24–29 (holotype male, in the Institute of Biology and Soil Science of the Far Eastern Branch of the Russian Academy of Sciences, Vladivostok, Russia).

Material re-examined: 1 female-paratype (IBSS), Russia, Siberia, Republic of Altai, Gorno-Altaisk, Betula forest, 28 August 2001, leg. N.V. Levina.

Type locality. Gorno-Altaisk, Republic of Altai, Siberia, Russia

Diagnosis. This species differs from congeners mainly by the structure of the gonopod opisthomere, with the distal part bent at a near right angle anteriad, and with a strong inner process near the middle of the opisthomere length.

Distribution. Russia: Siberia (Republic of Altai).

Remarks. This species is known only from the original description from the Republic of Altai, Siberia, Russia (Mikhaljova 2009).

Vulvae of this species have never been shown in an SEM micrograph. Therefore they are given here (Figs 36, 37).