Dolichosyntexis transbaikalicus Kopylov, 2019

Kopylov, Dmitry S., 2019, New anaxyelids (Hymenoptera: Anaxyelidae) from the Cretaceous of Asia, Zootaxa 4603 (2), pp. 341-353 : 348

Dolichosyntexis transbaikalicus Kopylov , sp. nov.

( Fig. 2 C–D)

Etymology. The species name is derived from Transbaikalia.

Material. Holotype PIN 3064 /1941, part without counterpart imprint in marl. Imago, sex unknown. Well preserved almost complete fore wing . Paratype PIN 3064 /1940, part without counterpart imprint in mudstone. Imago , sex unknown. Small part of fore wing, body destroyed. Baissa ; Russia, Transbaikalia; Lower Cretaceous .

Description. Fore wing veins dark, membrane without color pattern. Fore wing with costal area 0.76 × as wide as C vein; 1-R1 0.74 × as long as pterostigma; pterostigma 4.1 × as long as wide with 2r-rs joins it at 0.25 its length; 1r-rs 1.4 × as long as 2r-rs; cell 2r as long as wide; cell 3r 4.4 × as long as wide; 1-Rs 1.8 × as long as 1-M; Rs+M meets 1-Rs without significant bend; Rs+M 3.8 × as long as 2-M; cell 2+3rm 2.5 × as long as wide; 4+5-Rs 5.5 × as long as 3-Rs and 1.3 × as long as 6-Rs; 3+4-M 1.1 × as long as 5-M; cell 1mcu 1.4 × as long as wide; 1-Cu as long as 2-Cu. Measurements: fore wing length 9.8 mm, width 3.5 mm.

Figures

FIGURE 2. A–B—Parasyntexis khasurtensis gen. et sp. nov., holotype PIN 5340/2178, Khasurty, Russia, Lower Cretaceous: A—interpretation (showing names of the veins used in this paper), B—part; C–D—Dolichosyntexis transbaikalicus gen. et sp. nov., holotype PIN 3064/1941, Baissa, Russia, Lower Cretaceous: C—interpretation, D—part; E–H—Curiosyntexis magadanicus gen. et sp. nov., holotype PIN 3901/19, Obeshchayushchiy, Russia, Upper Cretaceous: E—interpretation, F—reconstruction of fore wing obtained by the merging of preserved parts of left and right wings, G—part, H—counterpart. Scale bars 5 mm.