IREDALE & o'dONOGHUE : BRITISH NUDIBRANCHIATE MOLLUSCA. 223 



Doris suhlcBvis, Thompson, Ann. Nat. Hist., vol. v, p. 87, pi. ii, 



fig. 1, April, 1840 : Belfast. 

 Doris similis, A. & H., Ann. & Mag. Nat. Hist., vol. ix, p. 32, March, 



1842 : Cullercoats. 

 Doris rocinela, Leach, Synops. Moll. Gt. Britain, p. 19, Dec. 1852 : 



near Sandgate and Dover, Kent. 

 Doris pilosa, Mtiller, A. & H., Mon., Fam. 1, pi. xv, pt. 5, 1851. 

 Acanthodoris pilosa, Miiller, Conch. Soc. List, p. 19 ; Eliot, p. 155. 



Family EUPHURID^. 



Genus Palio, Gray, 1857. 



Palio, Gray, Guide Syst. Distr. Moll. Brit. Mus., Pt. i, p. 213, 1857. 

 Type by monotypy, Polycera ocellata, A. & H. 



palio lessonii (Orbigny, 1837). 



Polycera lessonii, Orbigny, Mag. Zool., Classe v, p. 5, pi. cv {post 



Nov.), 1837 : Rochelle. 

 P{olycera) citrina, Alder, Ann. & Mag. Nat. Hist., vol. vi, p. 340, 



pi. ix, figs. 7-9, Jan. ,1841 : Cullercoats. 

 Polycera modesta, Loven, Ofvers. K. Vetensk.-Akad. Forh. (Stockh.), 



vol. iii, No. 5, p. 138, May 13, 1846 : Boh. 

 Polycera lessonii, Orbigny, A. & H., Mon., Fam. 1, pi. xxiv, pt. 4, 



1848. 

 Palio lessoni, Orbigny, Conch. Soc. List, p. 19. 

 Polycera {Palio) lessoni, Orbigny, Eliot, p. 154. 



palio nothus (Johnston, 1838). 



T{riopa) nothus, Johnston, Ann. Nat. Hist., vol. i, p. 124, pi. ii, 



figs. 14-16, April, 1838 : Prestonpans Bay. 

 Polycera ocellata, A. & H., Ann. & Mag. Nat. Hist., vol. ix, p. 33, 



March, 1842 : Cullercoats. 



Mon., Fam. 1, pi. xxiii, pt. 2, 1846. 



Palio lessoni, var. ocellata, A. & H., Conch. Soc. List, p. 19. 

 Polycera {Palio) ocellata, A. & H. ; Eliot, p. 154. 



Genus Polycera, Cuvier, 1816. 



Polycera, Cuvier, Regne Animal, vol. ii, p. 389, " 1817," i.e. Dec. 

 1816. 



Type by subsequent designation. Gray, Proc. Zool. Soc. 

 (Lond.), 1847, p. 165 : Doris quadrilineata, Miiller. 

 Themisto, Oken, Lehrb. Naturg., Th. iii, Zool. pt. 1, pp. x, 278, 1815. 

 Type Doris quadrilineata, Miiller. 



Not Themisto, Oken, Goetting. gelehrte Anz., 1807, p. 1168. 

 Gufcea, Leach, Synops. Moll. Gt. Britain, p. 21, Dec. 1852. 

 Type by monotypy, Doris flava, Montagu. 



