longipinnis, Zenion Kotthaus [A.] 1970:63, Figs. 210-213 [Meteor Forschungsergebnisse. Reihe D, Biologie No. 5; ref. 7754] Near Ascension Island, South Atlantic, 8°05'S, 14°37'W, depth 300-400 meters. Holotype: ISH 109-1967a. Paratypes: ISH 109-1967b-c (2), ZMH 5015 (1). Type catalog: Krefft 1978:16 [ref. 9884], Wilkens & Dohse 1993:416 [ref. 21161]. •Valid as Zenion longipinnis Kotthaus 1970 -- (Karrer 1990:629 [ref. 17306], Fricke et al. 2011:374 [ref. 31242], Wirtz et al. 2014:4 [ref. 33516], Fricke et al. 2015:6 [ref. 33930]). •Synonym of Zenion hololepis (Goode & Bean 1896) -- (Heemstra 2016:2216 [ref. 34607]). Current status: Synonym of Zenion hololepis (Goode & Bean 1896). Zeniontidae. Distribution: Cosmopolitan [if valid]. Habitat: marine.