tetracanthus, Gasterosteus Cuvier [G.] in Cuvier & Valenciennes 1829:499 [Histoire naturelle des poissons v. 4; ref. 998] Florence, Italy. Holotype (unique): MNHN 0000-1821. Type catalog: Bertin & Estève 1950:35 [ref. 19576]. Appeared first as name only in Cuvier 1829:170 [ref. 995]. •Synonym of Gasterosteus aculeatus Linnaeus 1758 -- (Monod 1973:281 [ref. 7193], Paepke in Bănărescu & Paepke 2002:209 [ref. 25856]). •Synonym of Gasterosteus gymnurus Cuvier 1829 -- (Kottelat 1997:165 [ref. 22952], Denys et al. 2022:396 [ref. 40085]). Current status: Synonym of Gasterosteus aculeatus Linnaeus 1758. Gasterosteidae. Habitat: freshwater, brackish, marine.