Caligus undulatus Shen & Li, 1959 Female A habitus, dorsal B caudal rami, dorsal C sternal furca D distal exopodal segment of leg 1 E leg 4. Male F habitus, dorsal. Scale bars: 0.5 mm (A, F); 0.1 mm (B, C, F); 0.05 mm (D).

 
 
  Part of: Lee J, Chang CY, Kim I-H (2022) Symbiotic copepods (Cyclopoida and Siphonostomatoida) collected by light trap from Korea. ZooKeys 1115: 1-71. https://doi.org/10.3897/zookeys.1115.83266