430 PROCEEDINGS OF THE ACADEMY OF [1896, 



Bulimulus {Omphalostyla) nux H. & A. Adams, Gen. Rec Moll., II, p. 161,. 

 1855. 



Bulimulus {Nesiotes) nux Martens, in Albers ed. II, p. 220, 1860. 



Bulimulus {NcFsiotus) nux Pfr., Nona. Hel. viv., p. 254, 1881. 



Bulimus nuciformis Petit, Journal de Conchyl., IV, p. 365, pi. xi, fig. 7,, 

 1853; Pfr , Mon. Hel. Viv., IV, p. 410, 1859. 



Bulimus {Nasiotus) nuciformis Pfr., Mai. Blatt., ii. Vers., p. 161, 1854. 



Bulimulus {Nesiotes) nuciformis Martens in Albers, ed. ii, p 220, 1860. 



Bulimulus {Nasiotus) nuciformis Pfr., Nom. Hel. Viv., p. 254, 1881. 



Bulimus incrassatus Pfr., P. Z. S., 1852, p. 157; Kiister in Cheran. Conch. 

 Cab., ed. ii ; Bulimus, No. 88, pi. 30, figs. 13, 14; Pfr., Mon. Hel. Viv., Ill, 

 p. 415, 1853. 



Btdimulus [Omphalostyla) incrassatus H. & A. Ads., Gen. Rec. Moll. II, p. 

 161,1855. 



Bulimulus unifasciatus Reibisch (non Sby.) Isis, 1892, p. 20, pi. i, fig. 1, not 

 p. 3. 



Bulimulus [NcEsioius) nux Reibisch, Isis, 1892, p. 3. 



Bulimulus {Nasiotus) incrassatus Reibisch, Isis, 1892, p. 4, t. i. fig. 4a; var. 

 sulcatus Reib., Ibid, p. 4, t. i, figs. 4b c: var. tiuciformis Reib., Ibid., p. 4, t. i^ 

 fig. 4d. 



Bulimulus {Nasiotus) nux Stearns, Proc. U. S. Nat. Mus., xvi, pp. 376-381,. 

 425, 426, 1893. 



Variety verrucosus Pfeiffer. 



Bulimus verrucosus Pfr., P. Z. S., 1885, p. 116, (Gal. Is.) ; Mon. Hel. viv.,. 

 IV, p. 475, 1859. 



Bulimus [Acpsiotus) ve^-rucosus Pfr., Mai. Bliitt. ii, Vers., p. 161, 1854. 



Bulimulus {NcBsiotus) wrr«f0JM5Pfr.,Nom. Hel. viv., p. 254, 1881; Reibisch^ 

 Isis, 1892, p. 3. 



Bulimulus asperatus Reibisch (non Pfr.), Isis, 1892, pi. 1. fig. 3, (syn. excl). 



Variety asperatus Albers. 



Bulimus asperatus Albers, Malak. Bliitt., IV, p. 98, 1857; Pfr., Mon. Hel. 

 viv., IV, p. 475, 1859: VI, p. 121 ; Novit. Conch., IV, p. 145, pi. 133, figs. 8^ 

 9. 



Bulimulus {Nesiotes) asperatus Martens in Albers Heliceen, ed. ii, p. 220, 

 1860. 



Bulitnulus {NcEsiotus) asperatus Pfr., Nom. Hel. viv., p. 254, 1881 ; not of 

 Reibisch, Isis, 1892, pi. 1, fig. 3, = verrucosus var. 



Bulimulus invalidus Reibisch, Isis, 1892, p. 5, t. i, fig, 6. 



Habitat. Original typical nux of Broderip on bushes, Charles 

 Island, in the upper wooded region; mut. nuciformis, Chatham Island^ 

 U. S. Fisli Commission ; Mxni. incrassatus, on the under side of leaves 

 hibernating, 1,600 feet above the sea, on the S.-W. end of Chatham 

 Island, Baur ; mut. figured by Reeve in Conch. Icon., abundant on 

 Charles Island, U. S. Fish Commission ; variety verrjicosvs, Chatham 

 Island ; var. asperatus, Charles Island, abundant, AVolf and U. S. 

 Fish Commission. The reference to Albemarle Island for this spe- 

 cies in Stearns' list appears to be due to some accidental misplace- 

 ment of labels, as no specimens from that locality are in the collect- 

 ion or among the duplicates. Number of specimens examined, three 

 hundred and seventy-four. 



The synonymy exhibits, almost as clearly as the specimens, the 

 great variability of this species. Tlie facts also seem to indicate 



