Species that contain: Scyliorhinus and retifer [ 2 ] records

besnardi, Scyliorhinus retifer Springer [S.] & Sadowsky [V.] 1970:95, Fig. 2 [Proceedings of the Biological Society of Washington v. 83 (no. 7); ref. 7783] Near continental shelf edge, 33°26'S, 51°21'W, southern Rio Grande do Sul (Brazil), southwestern Atlantic, R/V Prof. W. Besnard station 419, depth 190 meters. Holotype: USNM 204376. Paratypes: IOSP 81BS (1, dissected), 82BS (1); USNM 204377 (1). Type catalog: Howe & Springer 1993:4 [ref. 21812]. Original type locality (northern Uruguay) is erroneous (see Koerber 2024:28 [ref. 41192]). •Valid species as Scyliorhinus besnardi Springer & Sadowsky 1970 -- (Compagno 1984:357 [ref. 6846], Compagno 1999:480 [ref. 25589], Soares et al. 2015:358 [ref. 33716], Weigmann 2016:43 [ref. 34211], Nión et al. 2016:20 [ref. 35565]). •Synonym of Scyliorhinus haeckelii (Miranda Ribeiro 1907) -- (Soares et al. 2016:514 [ref. 34158], Soares & Carvalho 2019:68 [ref. 36701]). Current status: Synonym of Scyliorhinus haeckelii (Miranda Ribeiro 1907). Scyliorhinidae. Distribution: Southwestern Atlantic: southern Brazil to Argentina (if valid). Habitat: marine.

retiferum, Scyllium Garman [S.] 1881:233 [Bulletin of the Museum of Comparative Zoology v. 8 (no. 11); ref. 14294] Off Delaware, U.S.A., 38°22'35"N, 73°33'40"W, depth 89 fathoms. Holotype (unique): MCZ 825-S. Type catalog: Hartel & Dingerkus 1997:xxxviii [ref. 23119]. •Valid as Scyliorhinus retifer (Garman 1881) -- (Compagno 1984:365 [ref. 6846], Robins & Ray 1986:22 [ref. 23100], Able & Flescher 1991:231 [ref. 22443], Boschung 1992:20 [ref. 23239], McEachran & Fechhelm 1998:67 [ref. 23897], Compagno 1999:480 [ref. 25589], Branstetter in Collette & Klein-MacPhee 2002:36 [ref. 26158], Compagno 2003:455 [ref. 26984], Moore et al. 2003:167 [ref. 27076], Kiraly et al. 2003:16 [ref. 28226], Espinosa Pérez et al. 2004:36 [ref. 27705], Nelson et al. 2004:52 [ref. 27807], Castro 2011:342 [ref. 31457], Page et al. 2013:50 [ref. 32708], Soares et al. 2015:358 [ref. 33716], Del Moral-Flores et al. 2016:83 [ref. 34398], Weigmann 2016:44 [ref. 34211], Moral-Flores & Paleo-Delgado 2018:97 [ref. 36431], Ehemann et al. 2018:22 [ref. 36194], Ehemann et al. 2019:[3] [ref. 36861], Soares & Carvalho 2019:87 [ref. 36701], Soares & Carvalho 2020:379 [ref. 37593], Blanco-Parra & Niño-Torres 2022:Correction, p. 3 [ref. 38986], Page et al. 2023:39 [ref. 40505]). Current status: Valid as Scyliorhinus retifer (Garman 1881). Scyliorhinidae. Distribution: Western Atlantic: Connecticut south to Florida (U.S.A.), and Gulf of Mexico (Mexico, U.S.A.); Caribbean Sea off Mexico and Venezuela. Habitat: marine.