taeniocephalus, Penetopteryx Lunel [G.] 1881:275, Unnum. Pl. (figs. 1-1e) [Mémoires de la Société de Physique et d'Histoire Naturelle de Genève v. 27 (pt 2); ref. 2849] Mauritius, Mascarenes, southwestern Indian Ocean. Syntypes: MHNG 843.48 (3), MNHN 1890-0049 (1). Type catalog: Bertin & Estève 1950:49 [ref. 19576], Mahnert 1976:474 [ref. 21535]. •Valid as Penetopteryx taeniocephalus Lunel 1881 -- (Dawson & Allen 1978:396 [ref. 1073], Dawson 1980:223 [ref. 21123], Dawson 1985:154 [ref. 6541], Fricke 1999:153 [ref. 24106], Paulus 1999:2271 [ref. 24794], Allen & Erdmann 2012:209 [ref. 31980], Hamilton et al. 2016:Supplement 3 [ref. 35615], Fricke et al. 2018:126 [ref. 35805], Moots 2022:486 [ref. 39722], Allen & Erdmann 2024:227 [ref. 40796]). Current status: Valid as Penetopteryx taeniocephalus Lunel 1881. Syngnathidae: Syngnathinae. Distribution: Indo-West Pacific: Madagascar and western Mascarenes (La Réunion, Mauritius) east to Christmas Island (Line Islands). Habitat: marine.