deltarrhis, Chaenopsis Böhlke [J. E.] 1957:93, Fig. 2 (middle) [Proceedings of the Academy of Natural Sciences of Philadelphia v. 109; ref. 599] Gorgona Island, (Pacific) Colombia, 2°57'30"N, 78°11'00"W, depth 2-8 fathoms. Holotype: CAS-SU 49250 [ex NYZS 28672]. Paratypes: ANSP 75217 (1), USNM 101950 (1). Type catalog: Mead 1958:132 [ref. 20648], Böhlke 1984:40 [ref. 13621], Springer & Orrell 1996:6 [ref. 22274]. •Valid as Chaenopsis deltarrhis Böhlke 1957 -- (Stephens 1963:99 [ref. 4270], Allen & Robertson 1994:243 [ref. 22193], Hastings in Fischer et al. 1995:999 [ref. 22829], Patzner et al. 2009:469 [ref. 30396], Tavera 2021:1 [ref. 38378], Tavera 2021:7 [ref. 38378]). Current status: Valid as Chaenopsis deltarrhis Böhlke 1957. Chaenopsidae. Distribution: Eastern Pacific: Costa Rica to Colombia and Cocos Island. Habitat: marine.