IREDALE & o'dONOGHUE : BRITISH NUDIBRANCHIATE MOLLUSCA. 221 



ONCHIDORUS SPARSA (Alder & Hancock, 1846). 

 Doris sparsa, A. & H., Ann. & Mag. Nat. Hist., vol. xviii, p. 293, 

 Nov. 1846 : Cullercoats. 



Mon., Fam. 1, pi. xiv, pt. 4, 1848. 



Lamellidoris sparsa, A. & H., Conch. Soc. List, p. 19 ; Eliot, p. 156. 



ONCHIDORUS DEPRESSA (Alder & Hancock, 1842). 

 D{oris) depressa, A. & H., Ann. & Mag. Nat. Hist., vol. ix, p. 32, 

 March, 1842 : Whitley, Northumberland. 



Mon., Fam. 1, pi. xii, pt. 5, 1851. 



Lamellidoris depressa, A. & H., Conch. Soc. List, p. 19 ; Eliot, p. 156. 



ONCHIDORUS iNCONSPicuA (Alder & Hancock, 1851). 

 Doris inconspicua, A. & H., Mon. Nudib. Moll. (Ray Soc), pt. 5, 



Fam. 1, pi. xii, 1851 : from deep-water fishing boats, 



Northumberland. 

 Lamellidoris inconspicua, A. & H., Conch. Soc. List, p. 19 ; Eliot, 



p. 156. 



ONCHIDORUS OBLONGA (Alder & Hancock, 1845). 

 Doris oUonga, A. & H., Ann. & Mag. Nat. Hist., vol. xvi, p. 314, 

 Nov. 1845 : Torbay. 



Mon., Fam. 1, pi. xvi, pt. 5, 1851. 



Lamellidoris oUonga, A. & H., Conch. Soc. List, p. 19 ; Eliot, p. 156. 



ONCHIDORUS ULIDIANA (Thompson, 1845). 

 Doris ulidiana, Thompson, Ann. & Mag. Nat. Hist., vol. xv, p. 312, 



May, 1845 : Belfast. 

 Doris ulidice, Thompson, Kept. Brit. Assoc. 1843, p. 250, 1844, n.n. 

 Lamellidoris ulideana, Thompson, Conch. Soc. List, p. 19 ; Eliot, 

 p. 108, pi. ii, figs. 6-7, p. 156. 

 [Note.— Morch (Gronland (Rink) Prodr. Fauna Moll. Gronl., 

 p. 6, 1857) cites " D{oris) liturata, Bk. Moll." as a synonjrm of 

 D. muricata (Miill.), Sars.] 



Genus Atalodoris, nov. 

 Type Doris pusilla, A. & H. 



ATALODORIS PUSILLA (A. & H., 1845). 



Doris pusilla, A. & H., Ann. & Mag. Nat. Hist., vol. xvi, p. 313, 



Nov. 1845 : Torbay. 



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



Lamellidoris pusilla, A. & H., Conch. Soc. List, p. 19 ; Eliot missing, 



errore only, cf. Eliot, Journ. Marine Biol. Assoc. U.K., n.s., 



vol. vii, p. 343, 1906. 



Genus Diaphorodoris, nov. 

 Type Doris luteocincta, M. Sars, as identified in Doris 

 heaumonti, Farran. 



