FIGURE 12. Pennella instructa, a in Review of Pennella Oken, 1816 (Copepoda: Pennellidae) with a description of Pennella benzi sp. nov., a parasite of Escolar, Lepidocybium flavobrunneum (Pisces) in the northwest Atlantic Ocean

FIGURE 12. Pennella instructa, a. habitus, ventral; b. cephalothorax, ventral; c. cephalothorax (different specimen), ventral; d. first antenna, dorsal; e. terminal segment, second antenna, dorsal; f. abdominal plumes (b, c from Hogans 1986). Scale bars: a = 5.0 mm; b, c = 3.0 mm; d, e = 0.02 mm; f =2.0 mm.