Halosauropsis Collett [R.] 1896:143 Fem. Halosaurus macrochir Günther 1878. Type by original designation. •Valid as Halosauropsis Collett 1896 -- (McDowell 1973:74 [ref. 24539], Harrisson 1973:254 [ref. 7189], Sulak 1986:196 [ref. 5720], Sulak in Whitehead et al. 1986:595 [ref. 13676], Machida et al. 1988 [ref. 6623], Paxton et al. 1989:147 [ref. 12442], Gon 1990:98 [ref. 21680], Gomon et al. 1994:216 [ref. 22532], Smith 2003:686 [ref. 26989], Paxton et al. 2006:230 [ref. 28995], Smith 2008:183 [ref. 30621], Shelyagin 2010:512 [ref. 31017], Stewart & Struthers 2015:208 [ref. 34231], Bañón et al. 2016:303 [ref. 34397], Bañón et al. 2016:475 [ref. 34875], Fricke et al. 2018:30 [ref. 35805], Fricke et al. 2019:50 [ref. 36673]). Current status: Valid as Halosauropsis Collett 1896. Halosauridae.