Hippocampus japapigu in situ, Hachijo-jima Island, Izu Islands, Japan at 15 m depth (photograph Richard Smith).

 
 
  Part of: Short G, Smith R, Motomura H, Harasti D, Hamilton H (2018) Hippocampus japapigu, a new species of pygmy seahorse from Japan, with a redescription of H. pontohi (Teleostei, Syngnathidae). ZooKeys 779: 27-49. https://doi.org/10.3897/zookeys.779.24799