116 U.S. NATIONAL MUSEUM BULLETIN 239 



nitida, Theora Plate 24, fig. 3 



1861, PBSNH, vol. 8, p. 24 (Hong Kong Harbor [China]), long. 

 14, alt. 8, lat. 5 mm.; 1862, Otia Conch., p. 162. Measured holo- 

 type USNM 535; paratype USNM 611839 from same lot; paratype 

 MCZ 169267, ex NYSM 342, original no. G 2499. NPEE. 



nitida, Vitrina: 1846, PBSNH, vol. 2, p. 180 (Madeira Island: 

 Roche de Empena, toward Pico de Ruivo, 4240 feet elevation, 

 J. P. Couthouy), diam. %, alt. % in.; 1852, USEE, vol. 12, p. 9, 

 pi. 1, fig. 8,a-b; 1862, Otia Conch., p. 26. Figured holotype 

 USNM 5408. 



nitidula, Rissoina Plate 15, fig. 2 



1861, PBSNH, vol. 7, p. 400 (China Seas, W. Stimpson), axis 5, 

 diam. 2 mm.; 1862, Otia Conch., p. 145. Measured holotype 

 USNM 24071, original no. 568, figured by Yen, 1944, Proc. Cali- 

 fornia Acad. Sci., ser. 4, vol. 23, p. 568, pi. 50, figs. 26, 27. 



nitidum, Osteodesma [Lyonsia]: 1853, BJNH, vol. 6, p. 390, pi. 15, 

 fig. 6 (Santa Barbara [California], T. P. Green), diam. %, lat. 

 et alt. % in.; 1862, Otia Conch., p. 187. 



nitidus, Solecurtus: 1839, Silliman's Amer. Journ. Sci., ser. 1, 

 vol. 38, p. 196 (stomachs of codfish caught off the [Grand] Banks 

 [off Nova Scotia] and occasionally on our [Massachusetts] shores), 

 long. 3, alt. 2.7, lat. 1.9 in.; 1841, Invert. Massachusetts, p. 33, 

 figs. 25, 26. Mentioned as being in Massachusetts State Cabinet 

 no. 240 and BSNH 1717 but both specimens lost; genus changed 

 to Machaera, 1862, Otia Conch., p. 179; 1870, Invert. Massachusetts, 

 p. 46, listed as a synonym of Machaera squama Blainville. 



nobilis, Cyclas: 1855, PBSNH, vol. 5, p. 229 (near San Pedro, 

 California, T. H. Webb), long. %, lat. %, alt. % in.; 1862, Otia 

 Conch., p. 218. Lectotype, selected by Johnson 1959, Bull. 

 MCZ, vol. 120, p. 462, MCZ 19475 ex T. Prime coll. from Gould, 

 figured by Prime, 1865, Smithsonian Misc. Coll. vol. 7, art. 5, p. 41, 

 fig. 35. 



nocturnus, Turbo Plate 18, fig. 2 



1861, PBSNH, vol. 8, p. 22 (Simoda [Shimoda, Japan], W. Stimpson), 

 axis 7 mm.; 1862, Otia Conch., p. 160. Measured holotype USNM 

 2048; 4 smaller paratypes USNM 31122; 3 paratypes MCZ 169264 

 ex NYSM 119, original no. G 2439; 2 paratypes MCZ 87863 ex 

 BSNH 5576; paratype MCZ 216599 ex Smithsonian Inst, (printed 

 label). NPEE. 



normalis, Siphonaria: 1846, PBSNH, vol. 2, p. 154 (Sandwich 

 [Hawaiian] Islands), long. % , lat. % , alt. % in.; 1852, USEE, vol. 

 12, p. 359, pi. 30, fig. 468,a-b; 1862, Otia Conch., pp. 12, 242. 

 Syntype USNM 15346, teste P. P. Carpenter on label. 



