hippocampus, Syngnathus Linnaeus [C.] 1758:338 [Systema Naturae, Ed. X v. 1; ref. 2787] Spain/Portugal, eastern Atlantic. Neotype: BMNH 1872.2.6.3. Type catalog: Wheeler 1985:42 [ref. 20705]. Neotype selected by Vasil'eva 2007:325 [ref. 29769]. See comments on the neotype under the account of brevirostris. Neotype by Vasil'eva is suppressed - ZMMU P-21676 [ref. 34632]. •Valid as Hippocampus hippocampus (Linnaeus 1758) -- (Wheeler 1973:278 [ref. 7190], Dawson in Whitehead et al. 1986:630 [ref. 13676], Dawson 1990:660 [ref. 17542], Gomon 1997:250 [ref. 22842], Santos et al. 1997:74 [ref. 23531], Bilecenoğlu et al. 2002:68 [ref. 26753], Falcón et al. 2003:145 [ref. 39343], Golani 2005:31 [ref. 37112], Fricke et al. 2007:74 [ref. 29533], Vasil'eva 2007:325 [ref. 29769], Kuiter 2009:58 [ref. 30404], Lipej & Dulčić 2010:36 [ref. 36649], Parin et al. 2014:207 [ref. 33547], Lourie 2016:129 [ref. 34505], Fritzsche 2016:2236 [ref. 34608], Lourie et al. 2016:27 [ref. 34632], Hamilton et al. 2016:Supplement 2 [ref. 35615], Woodall et al. 2017:8 [ref. 36468], Artüz & Fricke 2019:555 [ref. 36612], Carneiro et al. 2019:176 [ref. 37250], Elbaraasi et al. 2019:95 [ref. 36864], Bariche & Fricke 2020:112 [ref. 37515], Kovačić et al. 2020:23 [ref. 37519], Abliazov et al. 2021:9 [ref. 38576], Bañón & Maño 2021:66 [ref. 38883], Borkenhagen & Enners 2021:34 [ref. 38278], Golani 2021:35 [ref. 38303], Kovačić et al. 2021:37 [ref. 39014], Fermon et al. 2022:219 [ref. 39448] with question). Current status: Valid as Hippocampus hippocampus (Linnaeus 1758). Syngnathidae: Syngnathinae. Distribution: North Sea; Mediterranean Sea; Sea of Marmara; Black Sea; eastern Atlantic: British Isles south to Senegal, including Azores and Madeira. Habitat: brackish, marine.