148 U.S. NATIONAL MUSEUM BULLETIN 239 



semiassa, Mangelia Plate 20, fig. 4 



1860, PBSNH, vol. 7 p. 383 (hab.?), axis 8, diam. 3 mm.; 1862, 

 Otia Conch., p. 137. Lectotype, here selected, USNM 24194, 

 original no. 2028. NPEE. 



seminifera, Pleurotoma [Drillia]: 1849, PBSNH, vol. 3, p. 140 

 (hab.?, Lt. Walker), long. 1%, lat. %, in.; 1852, USEE, vol. 

 12, p. 248, pi. 18, fig. 312,a; 1862, Otia Conch., p. 63. Figured 

 holotype USNM 5709. 



seminula, Lucina [(Myrtea)] Plate 28, fig. 3 



1861, PBSNH, vol. 8, p. 36 (Hong Kong harbor [China], common in 

 5-10 fathoms, shell sand, W. Stimpson); diam. 3 mm.; 1862, Otia 

 Conch., p. 174. Probable holotype, here selected, lectotype 

 USNM 553; 2 paratypes USNM 611842 from same lot; 2 paratypes 

 MCZ 216812 ex Smithsonian Inst, (printed label). NPEE. 



seminula, Marginella: 1860, PBSNH, vol. 7, p. 384 (from a gor- 

 gonian in False Bay, Cape of Good Hope, W. Stimpson), axis 4, 

 diam. 3 mm.; 1862, Otia Conch., p. 139. NPEE. 



semipicta, Cerithiopsis Plate 10, fig. 1 



1861, PBSNH, vol. 7, p. 388 (China Seas), axis 2.5, diam. 1 mm.; 



1862, Otia Conch., p. 143. Holotype USNM 24208, original no. 

 376, figured by Yen, 1944, Proc. California Acad. Sci., ser. 4, vol. 

 23, p. 570, pi. 50, figs. 28, 29. NPEE. 



semiserica, Succinea Plate 43, fig. 1 



1846, PBSNH, vol. 2, p. 100 (Tavoy, in hortis, British Burmah 

 [Burma], F. Mason), long. %, lat. % , alt. % in.; 1862, Otia Conch., 

 p. 199. Probable measured holotype, here selected, lectotype 

 MCZ 169364 ex NYSM 179, original no. G 2649; 8 paratypes MCZ 

 169365 and 2 paratypes USNM 611229 from same NYSM lot. 



senticosa, Pinna: 1850, PBSNH, vol. 3, p. 312 (New Zealand), 

 long. 4& alt. 2& lat. 1 in.; 1852, USEE, vol. 12, p. 448 [not figured]; 

 1862, Otia Conch., p. 93. 



servilis, Pupa [Modicella]: 1843, PBSNH, vol. 1, p. 138; BJNH, 

 vol. 4, p. 356, pi. 16, fig. 14 (Santa Cruz [Cuba], R. E. Griffiths; 

 and near Matanzas [Cuba], J. Bartlett), length Xo, breadth %o in.; 

 1862, Otia Conch., p. 183: ". . . is Pupa pellucida Pfeiffer." 

 25 ideotypes MCZ 2169366 ex NYSM 209, original no. A 5791 

 labeled "St. Thomas, Virgin Islands." 



setigera, Helix [Pitys]: 1844, PBSNH, vol. 1, p. 174 (Sandwich 

 Islands); 1852, USEE, vol. 12, p. 55, pi. 4, fig. 52,a-c (east Maui 

 [Hawaiian Islands], Drayton and Brackenridge), diam. %, axis 

 Ko in. . . .: [The figured specimens] "differ somewhat from those 

 originally examined"; 1862, Otia Conch., pp. 194, 243. Figured 

 neoholotype, selected by Gould, USNM 5453; 6 paratypes MCZ 



