Taringa armata C.K. Swennen, 1961
Taringa ascitica J.A. Ortea, A.M. Pérez& E.M. Llera, 1982
Peltodoris atromaculata L.S.R. Bergh, 1880
Discodoris atromarginata (L.S.R. Bergh, 1880)
Jorunna atypha L.S.R. Bergh, 1881
Halgerda aurantiomaculata (J.K. Allan, 1932)
Montereina aurea (C.N.E. Eliot, 1903)
Thordisa aurea A. Pruvot-Fol, 1951
Rostanga aureomala J.B. Garovoy, Á. Valdés& T.M. Gosliner, 2001
Montereina aurila (Er. Marcus & Ev. Marcus,1967)
Thordisa azmanii J.L. Cervera& J.C. García-Gómez, 1989
Halgerda azteca S.J. Fahey & T.M. Gosliner,2000
Geitodoris bacalladoi J.A. Ortea, 1990
Taringa bacalladoi J.A. Ortea, A.M. Pérez& E.M. Llera, 1982
Halgerda bacalusia S.J. Fahey & T.M. Gosliner,1999
Rostanga bassia W.B. Rudman & G.J. Avern,1989
Halgerda batangas C.H. Carlson & P.J. Hoff,2000
Hoplodoris bifurcata (K. Baba, 1993)
Rostanga bifurcata W.B. Rudman & G.J. Avern,1989
Thordisa bimaculata J.R. Lance, 1966
Hoplodoris blandula (L.S.R. Bergh, 1905)
Gargamella blokoverdensis L. Moro & J.A. Ortea,2015
Discodoris boholiensis L.S.R. Bergh, 1877
Geitodoris bonosi J.A. Ortea & E. Ballesteros,1981
Atagema boucheti Á. Valdés & T.M. Gosliner,2001
Carminodoris boucheti J.A. Ortea, 1979
Canadoris bovina (J.B. Garavoy, Á. Valdés& T.M. Gosliner, 1999)
Hoplodoris bramale S.J. Fahey & T.M. Gosliner,2003
Discodoris branneri (F.M. MacFarland, 1909)
Nirva brockii L.S.R. Bergh, 1905
Atagema browni F.G. Thompson, 1980
Halgerda brunneomaculata C.H. Carlson & P.J. Hoff,1993
Halgerda brycei S.J. Fahey & T.M. Gosliner,2001
Thordisa burnupi C.N.E. Eliot, 1910
Rostanga byga Er. Marcus, 1958