Mesopsyllus spiniferus sp. n.: A antennule ♂, distal five segments, showing modified elements on segments 6–7 (armature elements on other segments omitted or not drawn at full length), ventral B antennule ♂, distal three segments, showing modified elements on segments 6–7 (elements on segment 8 omitted), anterior C P2 ♂, anterior D P1 ♀, anterior A–C based on holotype (NHMUK reg. no. 2013.1045), D based on paratype (NHMUK reg. no. 2013.1046).

 
 
  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