FAMILY Arhynchobatidae Fowler, 1934 - skates [=Arhynchobatinae, Pseudorajidae, Pavorajini] GENUS Arhynchobatis Waite, 1909 - longtail skates Species Arhynchobatis asperrimus Waite, 1909 - longtail skate GENUS Atlantoraja Menni, 1972 - skates Species Atlantoraja castelnaui (Miranda Ribeiro, 1907) - spotback skate Species Atlantoraja cyclophora (Regan, 1903) - eyespot skate Species Atlantoraja platana (Günther, 1880) - La Plata skate GENUS Bathyraja Ishiyama, 1958 - skates [=Arctoraja] Species Bathyraja abyssicola (Gilbert, 1896) - deepsea skate Species Bathyraja aguja (Kendall & Radcliffe, 1912) - Aguja skate Species Bathyraja albomaculata (Norman, 1937) - white-dotted skate Species Bathyraja aleutica (Gilbert, 1896) - Aleutian skate Species Bathyraja andriashevi Dolganov, 1983 - little-eyed skate Species Bathyraja bergi Dolganov, 1983 - bottom skate [=pseudoisotrachys] Species Bathyraja brachyurops (Fowler, 1910) - broadnose skate [=brachyura] Species Bathyraja caeluronigricans Ishiyama & Ishihara, 1977 - purple-black skate Species Bathyraja cousseauae Díaz de Astarloa & Mabragana, 2004 - joined-fins skate Species Bathyraja diplotaenia (Ishiyama, 1952) - dusky-pink skate Species Bathyraja eatonii (Günther, 1876) - Eaton's skate Species Bathyraja fedorovi Dolganov, 1983 - cinnamon skate Species Bathyraja griseocauda (Norman, 1937) - graytail skate Species Bathyraja hesperafricana Stehmann, 1995 - West African skate Species Bathyraja interrupta (Gill & Townsend, 1897) - Bering skate Species Bathyraja irrasa Hureau & Ozouf-Costaz, 1980 - Kerguelen sandpaper skate Species Bathyraja ishiharai Stehmann, 2005 - abyssal skate, Ishihara's skate Species Bathyraja isotrachys (Günther, 1877) - raspback skate Species Bathyraja kincaidii (Garman, 1908) - sandpaper skate Species Bathyraja leucomelanos Iglesias & Levy-Hartmann, 2012 - domino skate Species Bathyraja lindbergi Ishiyama & Ishihara, 1977 - commander skate Species Bathyraja longicauda (de Buen, 1959) - slimtail skate Species Bathyraja maccaini Springer, 1971 - McCain's skate Species Bathyraja macloviana (Norman, 1937) - Patagonian skate Species Bathyraja maculata Ishiyama & Ishihara, 1977 - white-blotched skate Species Bathyraja magellanica (Philippi, 1902) - Magellan skate Species Bathyraja mariposa Stevenson et al., 2004 - butterfly skate Species Bathyraja matsubarai (Ishiyama, 1952) - dusky-purple skate [=caeluronigricans] Species Bathyraja meridionalis Stehmann, 1987 - dark-belly skate Species Bathyraja microtrachys (Osburn & Nichols, 1916) - finespined skate Species Bathyraja minispinosa Ishiyama & Ishihara, 1977 - smallthorn skate Species Bathyraja multispinis (Norman, 1937) - multispine skate Species Bathyraja murrayi (Günther, 1880) - Murray's skate Species Bathyraja notoroensis Ishiyama & Ishihara, 1977 - Notoro skate Species Bathyraja pacifica Last et al., 2016 - Pacific blonde skate Species Bathyraja pallida (Forster, 1967) - pale ray Species Bathyraja panthera Orr et al., 2011 - leopard skate Species Bathyraja papilionifera Stehmann, 1985 - butterfly skate Species Bathyraja parmifera (Bean, 1881) - Alaska skate [=obtusa, rosispinis] Species Bathyraja peruana McEachran & Miyake, 1984 - Peruvian skate Species Bathyraja richardsoni (Garrick, 1961) - Richardson's ray Species Bathyraja scaphiops (Norman, 1937) - cuphead skate Species Bathyraja schroederi (Krefft, 1968) - whitemouth skate Species Bathyraja shuntovi Dolganov, 1985 - longnose deep-sea skate Species Bathyraja simoterus (Ishiyama, 1967) - Hokkaido skate Species Bathyraja smirnovi (Soldatov & Pavlenko, 1915) - golden skate [=ankasube] Species Bathyraja smithii (Müller & Henle, 1841) - African softnose skate Species Bathyraja spinicauda (Jensen, 1914) - spinytail skate Species Bathyraja spinosissima (Beebe & Tee-Van, 1941) - white skate Species Bathyraja taranetzi (Dolganov, 1983) - mud skate [=longi, hubbsi] Species Bathyraja trachouros (Ishiyama, 1958) - Eremo skate Species Bathyraja trachura (Gilbert, 1892) - black skate [=microtrachys] Species Bathyraja tunae Stehmann, 2005 - Tuna's skate Species Bathyraja tzinovskii Dolganov, 1983 - creamback skate Species Bathyraja violacea (Suvorov, 1935) - Okhotsk skate [=abasiriensis] GENUS Brochiraja Last & McEachran, 2006 - smoothskates Species Brochiraja aenigma Last & McEachran, 2006 - enigma smoothskate Species Brochiraja albilabiata Last & McEachran, 2006 - New Zealand smoothskate Species Brochiraja asperula (Garrick & Paul, 1974) - smooth deep-sea skate Species Brochiraja heuresa Last & Seret, 2012 - Wanganella smoothskate Species Brochiraja leviveneta Last & McEachran, 2006 - Challenger smoothskate Species Brochiraja microspinifera Last & McEachran, 2006 - Northern smoothskate Species Brochiraja spinifera (Garrick & Paul, 1974) - prickly deep-sea skate Species Brochiraja vittacauda Last & Seret, 2012 - vitticauda smoothskate GENUS Irolita Whitley, 1931 - roundskates Species Irolita waitii (McCulloch, 1911) - Southern roundskate Species Irolita westraliensis Last & Gledhill, 2008 - Western roundskate GENUS Insentiraja Yearsley & Last, 1992 - skates Species Insentiraja laxipella (Yearsley & Last, 1992) - Eastern looseskin skate Species Insentiraja subtilispinosa (Stehmann, 1989) - velvet skate GENUS Notoraja Ishiyama, 1958 - skates Species Notoraja alisae Seret & Last, 2012 - alisae deep sea skate Species Notoraja azurea McEarchran & Last, 2008 - azure deep sea skate Species Notoraja fijiensis Seret & Last, 2012 - Fiji skate Species Notoraja hirticauda Last & McEahran, 2006 - Australian deep sea skate Species Notoraja inusitata Seret & Last, 2012 - inusitata deep sea skate Species Notoraja lira McEachran & Last, 2008 - lira deep sea skate Species Notoraja longiventralis Seret & Last, 2012 - longiventralis deep sea skate Species Notoraja martinezi Concha et al., 2016 - barbedwiretailed skate Species Notoraja ochroderma McEachran & Last, 1994 - pale skate Species Notoraja sapphira Seret & Last, 2009 - sapphire skate Species Notoraja sereti White et al., 2017 - Papuan velvet skate Species Notoraja sticta McEachran & Last, 2008 - blotched skate Species Notoraja tobitukai (Hiyama, 1940) - leadhued skate GENUS Pavoraja Whitley, 1939 - skates Species Pavoraja alleni McEachran & Fechhelm, 1982 - Allen's skate Species Pavoraja arenaria Last et al., 2008 - sandy skate Species Pavoraja mosaica Last et al., 2008 - mosaic skate Species Pavoraja nitida (Günther, 1880) - peacock skate Species Pavoraja pseudonitida Last et al., 2008 - false peacock skate Species Pavoraja umbrosa Last et al., 2008 - dusky skate GENUS Psammobatis Günther, 1870 - sandskates [=Malacorhina] Species Psammobatis asper Hildebrand, 1946 - Pachacamac sandskate Species Psammobatis bergi Marini, 1932 - blotched sandskate Species Psammobatis caudispina Hildebrand, 1946 - caudispina sandskate Species Psammobatis chilcae Hildebrand, 1946 - Chilca sand skate Species Psammobatis extenta (Garman, 1913) - zipper sand skate [=glandissimilis] Species Psammobatis lentiginosa McEachran, 1983 - freckled sandskate Species Psammobatis maculatus Hildebrand, 1946 - Pacific whiteskate Species Psammobatis normani McEachran, 1983 - shortfin sandskate Species Psammobatis parvacauda McEachran, 1983 - smalltail sandskate Species Psammobatis rudis Günther, 1870 - smallthorn sandskate Species Psammobatis rutrum Jordan, 1891 - spade sandskate [=cirrifer] Species Psammobatis scobina (Philippi, 1857) - raspthorn sandskate [=philippii, mira] GENUS Pseudoraja Bigelow & Schroeder, 1954 - fanfin skates Species Pseudoraja fischeri Bigelow & Schroeder, 1954 - fanfin skate GENUS Rhinoraja Ishiyama, 1952 - softnose skates Species Rhinoraja kujiensis (Tanaka, 1916) - dapple-bellied softnose skate Species Rhinoraja longicauda Ishiyama, 1952 - white-bellied softnose skate Species Rhinoraja odai Ishiyama, 1958 - Oda's skate GENUS Rioraja Whitley, 1939 - Rio skates [=Uraptera] Species Rioraja agassizii (Müller & Henle, 1841) - Rio skate GENUS Sympterygia Müller & Henle, 1837 - fanskates Species Sympterygia acuta Garman, 1877 - bignose fanskate [=echinorhyncha] Species Sympterygia bonapartii Müller & Henle, 1841 - smallnose fanskate [=marplatensis] Species Sympterygia brevicaudata (Cope, 1877) - shorttail fanskate [=asper, caudispina, chilcae] Species Sympterygia lima (Poeppig, 1835) - filetail fanskate [=acanthostyla, buergeri, chilensis, steindachneri D, steindachner F] Species Sympterygia microps (Gunther, 1880) - microps fanray