Boroecia maxima Brady & Norman 1896

• Main Authors: Chavtur, Vladimir G., Keyser, Dietmar A., Bashmanov, Alexander G.
• Format: Other/Unknown Material
• Language: unknown
• Published: 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Ostracoda; Halocyprida; Halocyprididae; Boroecia; Boroecia maxima; Norwegian Sea; Arctic
• Online Access: https://zenodo.org/record/5629998; https://doi.org/10.5281/zenodo.5629998

Boroecia maxima (Brady & Norman, 1896) (Figs. 1–10) Synonymy 1896 Conchoecia maxima Brady & Norman: 686–687, pl. LXII, figs. 5–13; 1897 Conchoecia borealis Sars, 1866 —Vanhöffen: 285. 1899 Conchoecia borealis Sars, 1866 —Aurivillius: 38, 58. 1900 Conchoecia maxima Brady & Norman—Sars: 38. 1901 Conchoecia borealis Sars, 1866 —Müller: 4, figs. 4–7. 1902 Conchoecia maxima Brady & Norman—Gran: 83, 96, 210; 1903 Conchoecia maxima Brady & Norman—Cleve: 24; 1906 Conchoecia maxima Brady & Norman—Ostenfeld: 96; 1913 Conchoecia maxima Brady & Norman—Stephensen: 356. 1920 Conchoecia borealis var. maxima Skogsberg: 715–719. 1973 Boroecia maxima (Brady & Norman, 1896) —Poulsen: 169–170, fig. 86. 1978 Boroecia maxima (Brady & Norman, 1896) —Chavtur: 1795. 2007 Boroecia maxima (Brady & Norman, 1896) —Chavtur & Bashmanov: 75. 2009 Boroecia maxima (Brady & Norman, 1896) —Bashmanov & Chavtur: 316–317. Material examined. RV “Polarstern” 27 th Cruise, Station AGT 0 50, 77º 41.10´N, 125 º 55.09´E, depth 1982–1993 m, 10 September 1993, Nectobenthic Trap: IBM 2824, adult female (length 3.55 mm); IBM 2825, adult female (3.31 mm); IBM 2826, adult female (3.36 mm); IBM 2827, adult male (3.07 mm); IBM 2828, adult male (3.25 mm). RV Berg 15 th (?) Cruise, Station 45, sample 133, Norwegian Sea (сoordinates unknown), depth 200–500 m, June 16 1954, Nansen’s Net (S= 0.5 m ²): IBM 2829, adult male (3.17 mm); IBM 2830, adult female (3.60 mm). These specimens have been deposited in the Museum in the Institute of Marine Biology (Vladivostok, Russia). Supplementary description of adult male. Carapace (Figs. 1 A–G). Length 2.70–3.35 mm (in literature 2.80– 3.30 mm) (Table 1). Greatest height about 1.08–1.41 at posterior half and width 0.97–1.31 at midlength. Dorsal and ventral margin straight or barely concave at midlength. Anterior margin evenly rounded. Posterior margin slightly convex and sloping downward to antero-ventral side. Postero-dorsal corner on right valve with one tooth, on left valve ...