Mesopsyllus dimorphus sp. n.: A P3 ♂, anterior B P4 ♂, anterior C P3 endopod ♀, anterior (vestigial seta indicated by arrow) D P3 exp-3 ♀ (apical and outer elements not drawn at full length), anterior E P4 endopod and distal portion of basis ♀, anterior F P4 exp-3 ♀ (apical and outer elements not drawn at full length), anterior A–B based on holotype (NHMUK reg. no. 2013.1033) C–F based on paratype (NHMUK reg. no. 2013.1034).

 
 
  Part of: Mu F-h, Huys R (2017) New Mesopsyllus species from the Bohai Sea, China, re-evaluation of the validity of Vibriopsyllus Kornev & Chertoprud, 2008 and proposal of Sympodella gen. n. (Copepoda, Harpacticoida, Canthocamptidae). ZooKeys 718: 1-33. https://doi.org/10.3897/zookeys.718.13700