astilbos, Stiphodon Ryan [P. A.] 1986:656, Figs. 1, 3-4 [Indo-Pacific fish biology; ref. 6318] Pool in stream at South Santo dispensary, about 50 meters from sea, Espiritu Santo, Vanuatu, depth 2.5-25 centimeters. Holotype: AMS 25714-001. Paratypes: AMS 25713-001 (4); NMW 57858 (4). •Valid as Stiphodon astilbos Ryan 1986 -- (Larson & Murdy 2001:3603 [ref. 26293], Keith et al. 2007:37 [ref. 29211], Keith et al. 2009:473 [ref. 30474], Keith et al. 2015:180 [ref. 34328], Parenti 2021:425 [ref. 38603]). Current status: Valid as Stiphodon astilbos Ryan 1986. Oxudercidae: Sicydiinae. Distribution: Southwestern Pacific: Vanuatu [amphidromous]. Habitat: freshwater, brackish, marine.