Vologdoptera maculata Aristov, 2009

Aristov, D. S. & Gorochov, A. V., 2019, Systematic position of the genus Vologdoptera Aristov, 2009 (Orthoptera: Pruvostitidae) from Upper Permian of Russia, Far Eastern Entomologist 382, pp. 10-12 : 12

Vologdoptera maculata Aristov, 2009

Figs 1–2

Vologdoptera maculata Aristov, 2009: 22 , figs 13, 14: Aristov et al., 2013: 666; Aristov,

2015: 28.

MATERIAL. Holotype PIN, No 3840/50, positive and negative imprints of forewing;

Russia, Vologda Region, Veliky Ustyug District, left bank of Sukhona River, 1 km upstream from Isady village, Isady locality; Upper Permian, Upper Severodvinian Substage, Poldarsa

Fm.; deposited in Paleontological Institute of the Russian Academy of Sciences (Moscow) .

REDESCRIPTION. Sc with numerous anterior branches. RA stem straight, RA with 5–6

anterior branches, base of proximal one located prior to apex of Sc. RS branching anteriad, with three or more apices; interradial field rather narrow. MA1 branching in distal quarter of wing,

with two or more branches; MA2 simple in prior to wing distal quarter, somewhat thinner than

MA1. MP entering in CuA1 from some distance between CuA1 and CuA2. MP+CuA1 with five branches. Apex of CuP located at level of RS base. Transverse vein rather scarce; colo-

ration present in form of small spots between transverse veins. Enclosing vein running along wing posterior margin and connecting apices of MP+CuA1 branches.

MEASUREMENTS. Forewing length about 35 mm.

Figures

Figs 1, 2. Forewing of Vologdoptera maculata Aristov, 2009. 1 – holotype PIN, No