nigriceps, Poromitrella Zugmayer [E.] 1911:7 [Bulletin de l'Institut Océanographique (Monaco) No. 193; ref. 6161] Off Azores, northeastern Atlantic, 37°04'N, 28°39'W, Princesse Alice station 2244, depth 0-3000 meters. Syntypes: (2) MOM 0091-0728 (1). Type catalog: Belloc 1949:12 [ref. 21544]. Species illustrated and described in more detail in Zugmayer 1911:100, Pl. 5 (fig. 2) [ref. 4846]. •Synonym of Poromitra crassiceps (Günther 1878) -- (Maul 1973:345 [ref. 7171], Gon 1990:219 [ref. 21680], Kotlyar 2004:5 [ref. 27590]). •Valid as Poromitra nigriceps (Zugmayer 1911) -- (Kotlyar 2009:430 [ref. 30275], Kotlyar 2010:243 [ref. 30796], Carneiro et al. 2019:152 [ref. 37250], Sutton et al. 2020:244 [ref. 37832]). Current status: Valid as Poromitra nigriceps (Zugmayer 1911). Melamphaidae. Distribution: North Atlantic: Greenland south to Azores. Habitat: marine.