Austronanus mawsoni Just & Wilson, 2006, sp. nov. ...

• Main Authors: Just, Jean, Wilson, George D. F.
• Format: Text
• Language: unknown
• Published: Zenodo 2006
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Malacostraca; Isopoda; Paramunnidae; Austronanus; Austronanus mawsoni; Antarc*; Antarctic; Antarctica
• Online Access: https://dx.doi.org/10.5281/zenodo.6254992; https://zenodo.org/doi/10.5281/zenodo.6254992

Austronanus mawsoni sp. nov. (Figs 11–12) Etymology. The species is named after Sir Douglas Mawson, Australias pre­eminent Antarctic explorer. Material examined Holotype. Adult Ψ, 1.35 mm, Antarctica, Davis Station, 68°34.5'S, 77°53'E, Site C, 25 January 1982, M. Tucker, NMV J4774. Paratypes. Same data as holotype, NMV J53233 (ΨB). Description. Body width 0.48 length in female, widest at pereonite 3. Head length 0.48 width; length posterior to eyestalks 0.65 anterior length. Frontal margin lobe length 0.40 head length; apex bluntly angular in dorsal view, margin adjacent to apex concave, sinuous. Eyestalks lateral apex somewhat flattened, long axis angling forward at approximately 40°. Pereonite lateral margin 1–4 linear, 5–7 rounded. Pereonite 5 in dorsal view distinctly narrower than pereonites 4 and 6. Pereonite lateral margins 6–7 finely denticulate. Pleon length 1.0 width. Pleonite 1 width 1.1 distance between uropods. Pleonite 1 length 0.2 width. Pleotelson proximal margin length shorter than lateral ... : Published as part of Just, Jean & Wilson, George D. F., 2006, Revision of Southern Hemisphere Austronanus Hodgson, 1910, with two new genera and five new species of Paramunnidae (Crustacea: Isopoda: Asellota), pp. 21-58 in Zootaxa 1111 on pages 43-46, DOI: 10.5281/zenodo.171530 ...