Megalothorax processus Panina & Babenko & Potapov 2022, sp. nov.

• Main Authors: Panina, Kseniya, Babenko, Anatoly, Potapov, Mikhail
• Format: Other/Unknown Material
• Language: unknown
• Published: 2022
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Collembola; Neelipleona; Neelidae; Megalothorax; Megalothorax processus; Amderma; Makarova; Betula nana; nenets; Nenets Autonomous Okrug; Novaya Zemlya
• Online Access: https://zenodo.org/record/7105224; https://doi.org/10.5281/zenodo.7105224

Megalothorax processus Panina & Potapov, sp. nov. Figs 18–35, Table 1‒2 Type Material. Holotype, Russia (European part), Nenets Autonomous Okrug, Yugorsky Peninsula, surroundings of Amderma [69075′ N, 610 67′ E], meadow with dryad, 15– 16.07.2018, leg. M. Bizin and B. Efeikin. 10 paratypes, in same location. The holotype and 8 paratypes deposited in the collection of the Department of Zoology & Ecology, Moscow State Pedagogical University. 2 paratypes deposited in SMNG. Other material. Russia (Asian part), Republic of Altai, Chuysky tract, Kosh-Agachsky district, at the exit from the Chuysky basin [50 ° 10′ N, 88 ° 34′ E], floodplain forest (larch with willow undergrowth), 06.10.2020 (Fig. 37); Altai Republic, Chuisky tract, Ongudai district, Seminsky pass [50 ° 99′ N, 85 ° 65′ E], meadow with Betula nana in brook valley, mosses on a bump, 04.10.2020. All leg. M. Potapov and N. Kuznetsova. Novaya Zemlya, South Island, Bezymyannaya River Valley [72050′ N, 53045′ E], willow-herb thickets, 20– 26.07.2017, leg. V. Spitsin; Nenets Autonomous Okrug, Pakhanchenskaya Guba [68029′ N, 570 12′ E], forb meadow on slope, 26.07.– 05.08.2015, leg. O. Makarova and M. Bizin. All kept in MSPU. Description. General aspect. Habitus and segmentation typical of the genus. Body length up to 0.35 mm. Specimens whitish in alcohol. Body chaetotaxy sparse including chaetae, s-chaetae, trichobothria, neosminthuroid chaetae, wax-rods and inner sensilla within sensory fields 2–6. Chaetae ordinary on body, without any remarkable development. Integument. As in M. roseus sp. nov. Connection of channels with linea ventralis circular on the head. Sensory fields and wax rods (Figs 22, 27, 31). Sensory field sf 1 without inner sensilla (s) and with one wrcchaeta. Sf 2 with one inner s and one wrc-chaeta (wrc). Sf 3 with three s and one wrc. Sf 4 and sf 5 with two s and one wrc. Sf 6 with one s and two wrc. Each s of sf 2–6 broad flame-shaped (Figs 27, 31). A total of 14+14 wrc (2 + 2 on head, 12 + 12 on body), including free 7+7 wrc (not ...