Gnathisotoma spinolabris Fjellberg, 2010, sp. n. ...

• Main Author: Fjellberg, Arne
• Format: Text
• Language: unknown
• Published: Zenodo 2010
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Entognatha; Collembola; Isotomidae; Gnathisotoma; Gnathisotoma spinolabris; glacier; Alaska
• Online Access: https://dx.doi.org/10.5281/zenodo.3509448; https://zenodo.org/doi/10.5281/zenodo.3509448

Gnathisotoma spinolabris sp. n. (Figs. 78–92, 114, 115G) Type material (all in alcohol, sex not checked). Holotype and 50 paratypes from "Alaska: Juneau. Mts. near Mendenhall Glacier, 58o29'N, 134o40'W, 13.VII.1980. On melt–water ponds, 975 m. alt., A. Fjellberg leg." (INHS). Description. Body size up to 1.2 mm. Body shape slender, abdomen slightly pear-shaped, widening towards tip of abdomen, furca long (Fig. 115G). Head distinctly prognathous, with protruding mouth (Fig. 81). Abd. 5–6 fused without incision between the segments but with a clear gap in setal cover. Colour uniformly bluish black with white antennae, including the first segment. Tip of ant. 4 with a diffuse dark spot. Occipital area of head with a large crown-shaped white spot (Figs. 114, 115G). Legs pale beyond coxae, dens pale. Head with 6+6 large ocelli A–F, a small H ocellus also present. PAO elongated, slightly longer than diameter of nearest ocellus. Three setae associated with PAO (Fig. 83). Ant. 1 on ventral side with one short apical ... : Published as part of Fjellberg, Arne, 2010, Cryophilic Isotomidae (Collembola) of the Northwestern Rocky Mountains, U. S. A., pp. 27-49 in Zootaxa 2513 on pages 42-43, DOI: 10.5281/zenodo.196078 ...