214 PROCEEDINGS OP THE MALACOLOGICAL SOCIETY. 



Venilia, A. & H., Ann. & Mag. Nat. Hist., vol. xiii, p. 161, Marcli 1, 

 1844. 



Type by monotypy, F. mucronifera, nov. 

 Not Venilia, Godart, Nat. Hist. Lepid. France, vol. vii, pt. 2, 

 p. 110, 1829. 

 Proctonotus, A. & H., Ann. & Mag. Nat. Hist., vol. xiii, p. 407, 



May 1, 1844. 

 , New name for Venilia, A. & H. 



ZEPHYRiNA MUCRONIFERA (Alder & Hancock, 1844). 

 Venilia mucronifera, A. & H., Ann. & Mag. Nat. Hist., vol. xiii, 



p. 163, Marcli 1, 1844 : near Dublin. 

 Zephyrina pilosa, Quatrefages, Ann. Sci. Nat. Paris, ser. iii, vol. i, 



p. 130, Marcli {ante April 15), 1844 : Brittany. 

 Proctonotus mucroniferus, A. & H., Mon., Fam. 3, pi. xiii, pt. 2, 



1846 ; Concb. Soc. List, p. 18 ; EKot, p. 165. 



Family HEROID^. 

 Genus Hero, Alder & Hancock, 1855. 

 Hero, A. & H., Mon. Nudib. Moll. (Eay Soc), pt. 7, App. p. xx, 

 1855 (ex Loven MS.). 

 Type by monotypy, Cloelia formosa, Loven. 

 [Cloelia, Loven, K. Vet. Acad. Handl. Stockb., 1839, p. 235, 1841. 

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

 (Lond.), 1847, p. 166: Doris fimhr iota, Miiller. 

 Not Cloelia of Fitzinger, 1833. 

 Note. — Altbougb generally regarded as a synonym of Hero, whicb 

 was introduced because Cloelia was preoccupied, but fortunately 

 without prejudice and with another type, Odhner states that Doris 

 fimbriata, Vahl, i.e. Eathke, Zool. Danica (Miiller), 3rd ed., vol. iv, 

 p. 22, pi. 138, fig. 2, 1806 : Norway, is equal to Tritonia hombergi, 

 Cuvier, 1802, a member of another family.] 



HERO FORMOSA (Loven, 1841). 

 Cloelia formosa, Loven, K. Vet. Acad. Handl. Stockh., 1839, p. 235, 



fig. 7, 1841 : Boh. 

 Hero formosa, Loven, Conch. Soc. List, p. 18 ; Eliot, p. 120, pi. iv, 



figs. 1-4, p. 164, var. arborescens, Eliot, p. 121. 



Family SCYLL^ID^. 

 Genus Scyll^a, Linne, 1758. 

 Scyllcea, Linne, Syst. Nat., ed. 10, p. 656, Jan. 1, 1758. 



Type by monotypy, S. pelagica, Linne, ibid. 

 Pleuropus, Rafinesque, Analyse Nature, p. 141, 1815. 



SCYLL^A PELAGICA, Linne, 1758. 

 Scyllcea 2Jelagica, Linne, Syst. Nat., ed. 10, p. 656, Jan. 1, 1758 : 

 Ocean. 



