sanguineus, Pseudobythites Meek [S. E.] & Hildebrand [S. F.] 1928:968, Pl. 99 (fig. 2) [Field Museum of Natural History, Publications, Zoölogical Series v. 15 (publ. 249); ref. 2964] Toro Point, Canal Zone, Panama. Holotype (unique): USNM 81793. •Valid as Petrotyx sanguineus (Meek & Hildebrand 1928) -- (Cohen & Nielsen 1978:38 [ref. 881], Cervigón 1982:13 [ref. 23220], Robins & Ray 1986:100 [ref. 23100], Cervigón 1991:172 [ref. 24472], Nielsen & Cohen in Nielsen et al. 1999:85 [ref. 24448], Nielsen & Robins 2003:969 [ref. 27008], Smith et al. 2003:12 [ref. 27621], Nelson et al. 2004:92 [ref. 27807], Garrido-Linares & Acero P. 2006:295, 298 [ref. 28946], Page et al. 2013:95 [ref. 32708], Smith-Vaniz & Jelks 2014:29 [ref. 33341], Møller et al. 2016:Appendix A [ref. 34432], Bauer et al. 2018:676 [ref. 36412], Carvalho-Filho 2023:80 [ref. 40480], Page et al. 2023:110 [ref. 40505]). Current status: Valid as Petrotyx sanguineus (Meek & Hildebrand 1928). Bythitidae. Distribution: Western Atlantic: Florida (U.S.A.) and Bahamas south to Brazil, including Caribbean Sea. Habitat: marine.