IREDALE & o'dONOGHUE : BRITISH NUDIBRANCHIATE MOLLUSCA. 229 



Genus Doridigitata, Orbigny, 1839. 



Doridigitata, Orbigny, Hist. Nat. lie Canaries (Webb et Bertbelot), 

 vol. ii, pt. 2, Moll, p. 39, 1839. 



Type by monotypy, D. hertheloti, nov. 

 Doris of some authorities, not Doris, Linne, Syst. Nat., ed. 10, 

 p. 653, 1758. 

 Staurodoris, Bergb, Reisen Archipel der Pbilippinen (Semper), 

 Malac. Untersucb., Bd. i, Heft xiii, p. 578, 1878. 

 Type Doris verrucosa, Bergh, ex Cuvier. 



DORIDIGITATA DERELICTA (Fiscber, 1867). 



Doris derelicta, Fischer, Journ. de Conchyl., vol. xv, p. 7, Jan. 



1867 : new name for D. verrucosa, auctt. : Arcachon, France. 

 Doris seposita, ibid., p. 8 : ibid. 

 ? Doris euhalia, ibid., p. 10 : ibid. 



Doris hiscayensis, ibid., vol. xx, p. 6, Jan. 1, 1872 : ibid. 

 Doris verrucosa, auctt., but not Doris verrucosa, Linne, Syst. Nat., 



ed. 10, p. 653, 1758 : Amborne. 

 Staurodoris verrucosa, var. mollis, Eliot, Journ. Marine Biol. Assoc, 



N.S., vol. vii, p. 338, 1906. 

 Doris (Staurodoris) verrucosa, Eliot, pp. 96, 97 ; var. mollis, p. 97. 



DORIDIGITATA STICTA, nom. nOV. 



Doris maculata, Garstang, Journ. Marine Biol. Assoc. U.K., n.s., 



vol. iv, p. 167, Feb. 1896 : Plymouth. 

 Not Doris maculata, Montagu, Trans. Linn. Soc. (Lond.), 



vol. vii, p. 80, pi. vii, fig. 9, 1804: : Devon. 

 Lamellidoris maculata, Garstang, Conch. Soc. List, p. 19. 

 Doris [Staurodoris) maculata, Garstang, Eliot, p. 98, pi. viii, figs. 6, 7, 



p. 147. 



Super-family ZON ABRANCHIATE, nov. 



Family DUVAUCELIID^. 



Genus SPH.a;ROSTOMA, Macgillivray, 1843. 



Sphcerostoma, Macgillivray, Hist. Moll. Anim. Aberd., p. 335, 

 (pref. March 6), 1843. 



Type by monotypy, S. jamesoni, nov. = Tritonia homhergi, 

 Cuvier. 

 Tritonia, Cuvier, Ann. Mus. Hist. Nat. (Paris), vol. i, p. 483, 

 pis. xxxi and xxxii, April, 1803. 



Type by monotypy, T. homhergi, nov. 



Not Tritonia, Cuvier, Tabl. ]6lem. Hist. Nat., p. 387, " 1798 " 

 (Dec. 24, 1797) ; diagnosis only : ibid., Leyons Anat. Compares, 

 vol. i, table v, April 19, 1800, name only : Lamarck, Syst. 

 Anim. s. Vert., p. 65, Jan. 1801 ; sole example, Doris clavigera, 

 Muller. 



