FIGURE 2 in Mesoparasitic copepods (Copepoda: Cyclopoida) associated with polychaete worms in European seas

FIGURE 2. Last male copepodid of Herpyllobius arcticus Steenstrup & Lütken, 1861 from female on Harmothoe fragilis. A, exuvium of last copepodid stage containing adult male (stippled), showing outline of spermatophores, dorsal; B, rostrum, ventral; C, antennule; D, maxilliped, E, leg 1 and intercoxal sclerite; F, leg 3 and intercoxal sclerite. Scale bars: A, 100 µm, B, D, 10 µm, C, E–F, 25 µm.