FIGURE 18. Megacalanus ohmani n in Revision of Family Megacalanidae (Copepoda: Calanoida)

FIGURE 18. Megacalanus ohmani n. sp. female antennule ancestral segments: A, ventral surface of segments I–XI; B, segments XII–XVII; C, segments XVIII–XXIII; D, segments XXIV–XXVIII; E, detail of aesthetasc (a), modified setae (ms) and macula cribrosa (mc) distally on segments XXV; F, detail of terminal part of antennule (a = aesthetasc, mc = macula cribrosa). Scale bars represent 1.0 mm on figures A–D; 0.1 mm on remaining figures. Illustrated specimen from Indopac VIII, Stn 6.