Spinonychiurus arabelensis Pomorski & Kapruś, 2015, sp. nov.

• Main Authors: Pomorski, Romuald J., Kapruś, Igor J.
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Entognatha; Collembola; Onychiuridae; Spinonychiurus; Spinonychiurus arabelensis; Tundra
• Online Access: https://doi.org/10.5281/zenodo.6118374; http://treatment.plazi.org/id/10737675FFC98F4EBDB020FF6199AD9B

Spinonychiurus arabelensis sp. nov. (Figs 65–69) Type material. holotype (female); moss and roots of grasses in alpine tundra ca. 3800 m asl.; 14.vi.2006; Arabel valley, Barskoun, Ton area, Issyk-Kul district, Kyrgyzstan, leg. R. J. Pomorski (preserved in the collection the Department of Biodiversity and Evolutionary Taxonomy, Zoological Institute, Wrocław University, Wrocław). Etymology. Named after the type locality–Arabel valley (the valley of bones). Description. Color white. Body length of holotype (female) 2.1 mm. Body shape cylindrical with curved anal spines a little shorter than inner edge of hind claw (in relation 0.9) (Fig. 65). Granulation of body surface fine and rather uniform, with areas covered by stronger granules located in anterofrontal part of head and around of submedial pseudocelli on abdominal tergum IV. Antennal bases not marked. Antennae nearly as long as head with typical subapical organite (Fig. 66). Sensilla on antennal segment IV not marked. Microsensillum on antennal segment IV in latero-external position, in first proximal whorl of chaetae (Fig. 67). Antennal III sensory organ with 5 guard chaetae, 5 papillae, 2 small sensory rods and 2 bent, smooth with longitudinal ribs sensory clubs, and microsensillum located slightly below antennal III sensory organ (Fig. 67). Postantennal organ consists of 20 granulated vesicles (Fig. 68). Labial palp of A type. Pseudocellar formula: dorsally 34/244/5-67694 (thoracic terga II and III with anterolateral pseudocelli), ventrally 1/000/13120. Subcoxae1 of I–III legs with 3 pseudocelli each. Parapseudocelli invisible. Dorsal chaetotaxy as in Fig. 65, with numerous asymmetries, poorly differentiated into macro- and microchaetae. Thoracic terga II and III with microsensilla laterally. Body sensory chaetae s not differentiated. Thoracic tergum I with 9+10 chaetae. Abdominal terga IV and V with p0 chaetae. Abdominal tergum VI with 2 axial chaetae and 1+1 prespinal chaetae. Subcoxae1 of I–III legs with 4, 6, 6 chaetae respectively. Thoracic sterna ...