helfrichi, Nemateleotris Randall [J. E.] & Allen [G. R.] 1973:355, Figs. 3C-5 [Quarterly Journal of the Taiwan Museum (Taipei) v. 26 (nos 3/4); ref. 7123] Outside reef off Papeete Harbor, Tahiti, Society Islands, depth 43 meters. Holotype: BPBM 11595. Paratypes: AMS I.16876-001 (1); BMNH 1973.5.10.2 (1); BPBM 9527 (1), 10153 (1), 11598 (1), 12661 (2), 13095 (1), 13326 (1); CAS 27591 (1); USNM 209306 (1). Some paratypes are also paratypes of Nemateleotris lavendula Tea & Larson 2023. •Valid as Nemateleotris helfrichi Randall & Allen 1973 -- (Senou et al. 1997:5 [ref. 24368], Allen 1997:220 [ref. 23977], Myers 1999:262 [ref. 23965], Nakabo 2000:1262 [ref. 25182], Laboute & Grandperrin 2000:420 [ref. 25191], Larson 2001:3608 [ref. 26296], Nakabo 2002:1262 [ref. 26193], Myers & Donaldson 2003:645 [ref. 27495], Randall et al. 2004:29 [ref. 27624], Randall 2005:564 [ref. 28239], Allen & Erdmann 2012:994 [ref. 31980], Randall & Connell 2013:20 [ref. 32942], Koeda et al. 2016:96 [ref. 35333], Parenti 2021:399 [ref. 38603], Tea & Larson 2023:254 [ref. 40057]). Current status: Valid as Nemateleotris helfrichi Randall & Allen 1973. Gobiidae: Ptereleotrinae. Distribution: Southern central Pacific: Society Islands, Austral Islands, Marquesas Islands, Gambier Islands to Cook Islands, Polynesia. Habitat: marine.