prosopeion, Muraena Bleeker [P.] 1853:300 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 4 (no. 2); ref. 12580] Cauer, Priaman, Sumatra, Indonesia. Lectotype: RMNH 7195 (370 mm TL). Paralectotypes: RMNH 32444 (1). Non-types: BMNH 1867.11.28.288 (1, not found), NMV 46445 (1), RMNH 32445 (7), SMNS 10618 (4). Type catalog: Böhlke & Smith 2002:141-142 [ref. 26380]. Also appeared in Bleeker 1853:73 [ref. 339]. Lectotype selected by Böhlke 1995:465 [ref. 21738]. •Synonym of Siderea thrysoidea (Richardson 1845) -- (Randall et al. 1990:42 [ref. 15987], Böhlke 1995:463 [ref. 21738]). •Synonym of Gymnothorax thyrsoideus (Richardson 1845) -- (Böhlke & Smith 2002:142 [ref. 26380], Randall 2005:48 [ref. 28239], Smith 2012:28 [ref. 32155]). Current status: Synonym of Gymnothorax thyrsoideus (Richardson 1845). Muraenidae: Muraeninae. Habitat: marine.