aimei, Hippocampus Roule [L.] 1916:11, Figs. 1-2 [Bulletin du Muséum National d'Histoire Naturelle (Série 1) v. 22 (no. 1); ref. 15066] Mekong River, near Khemmarat on the Laos - Thailand border [South China Sea]. Syntypes: MNHN B-1256 (2). Type catalog: Bertin & Estève 1950:534 [ref. 19576]. Apparently should have been arnei, appeared as aimei as a typographical error -- (Kuiter 2009:98 [ref. 30404]). Locality questioned by Lourie et al. 1999:165 [ref. 23933]. •Synonym of Hippocampus barbouri Jordan & Richardson 1908 -- (Lourie et al. 1999:75 [ref. 23993]). •In the synonymy of Hippocampus arnei Roule 1916 -- (Kuiter 2009:98 [ref. 30404]). •Synonym of Hippocampus spinosissimus Weber 1913 -- (Lourie et al. 1999:121 [ref. 23993] one type specimen only, Lourie et al. 2016:40 [ref. 34632]). Current status: Synonym of Hippocampus spinosissimus Weber 1913. Syngnathidae: Syngnathinae. Habitat: brackish, marine.