Spinoncaea humesi Böttger-Schnack, 2003, female (northeastern equatorial Pacific) A antennule (segments 4–6 drawn from another specimen) B antenna C mandible D maxillule E maxilla, arrows indicating spinules F maxilliped, anterior G labrum, posterior, showing some ornamentation on anterior side. Scale bars in μm.

 
 
  Part of: Cho K, Park C, Böttger-Schnack R (2021) Taxonomy of three species of the genus Spinoncaea (Copepoda, Oncaeidae) in the North Pacific Ocean with focus on morphological variability. ZooKeys 1043: 147-191. https://doi.org/10.3897/zookeys.1043.64438