Owenia caissara sp. n. from Babitonga Bay, Polychaeta 17522. Anterior region in lateral view showing tentacular crown, thorax, and first neuropodial ring (14), scales on notochaeta from the first abdominal segment (15), lateral view of a hook from the first neuropodial ring (16). Scales bars: 100 µm (14), 1 µm (15 and 16).

 
 
  Part of: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623