rivasi, Acanthemblemaria Stephens [J. S., Jr.] 1970:308, Fig. 15 [Copeia 1970 (no. 2); ref. 6994] Small cave as Portete, Puerto Limon, Costa Rica. Holotype: USNM 203818 [ex UMIM 6104]. Paratypes: UF [ex UMML publ. as 22311] (2); plus 1 non-type. Type catalog: Springer & Orrell 1996:9 [ref. 22274]. •Valid as Acanthemblemaria rivasi Stephens 1970 -- (Smith-Vaniz & Palacio 1974:208 [ref. 7151], Hastings 1990:725 [ref. 22888], Almany & Baldwin 1996:426 [ref. 22526], Hastings & Robertson 1999:108 [ref. 23826], Hastings & Robertson 1999:35 [ref. 24283], Williams 2003:1766 [ref. 27109], Lasso-Alcalá et al. 2005:184 [ref. 28938], Patzner et al. 2009:469 [ref. 30396], Hastings et al. 2020:214 [ref. 37662], Escobar-Sierra et al. 2021:77 [ref. 38844]). Current status: Valid as Acanthemblemaria rivasi Stephens 1970. Chaenopsidae. Distribution: Western Atlantic. Habitat: marine.