FIGURE 1 in Re-description of Azygokeras columbiae Koeller & Littlepage, 1976 (Calanoida: Aetideidae) and musculature of the male grasping antennule

FIGURE 1. Azygokeras columbiae female: A, anterior head, lateral view; B, posterior prosome and urosome, lateral view; C, antennule, segments I–XVI; D, antennule, segments XVII-XXIII; E, antennule, segments XXIV–XXVIII; F, antennule, segments XXVII–XXVIII; G, antenna exopod; H, leg 1, basis and segment 1 of exopod and endopod, outer seta of basis indicated with arrow. Scale bars represent 0.1 mm.