rostellatus, Syngnathus Nilsson [S.] 1855:687 [Skandinavisk fauna; ref. 3205] Sweden. Syntypes: ZMB 4915 (2). •Valid as Syngnathus rostellatus Nilsson 1855 -- (Wheeler 1973:275 [ref. 7190], Dawson in Whitehead et al. 1986:636 [ref. 13676], Fricke 2007:28 [ref. 30577], Fricke et al. 2007:74 [ref. 29533], Kottelat & Freyhof 2007:500 [ref. 29996], Kuiter 2009:246 [ref. 30404], Hamilton et al. 2016:Supplement 3 [ref. 35615], Carneiro et al. 2019:178 [ref. 37250], Bañón & Maño 2021:67 [ref. 38883], Kovačić et al. 2021:38 [ref. 39014]). Current status: Valid as Syngnathus rostellatus Nilsson 1855. Syngnathidae: Syngnathinae. Distribution: Western Baltic Sea; North Sea; northeastern Atlantic: English Channel south to Portugal. Habitat: brackish, marine.