106 U.S. NATIONAL MUSEUM BULLETIN 239 



lurida, Helix [Hemiplecta]: 1846, PBSNH, vol. 2, p. 179 (Feejee 

 [Fiji] Islands), lat. 1, alt. % in.; 1852, USEE, vol. 12, p. 31, pi. 5, 

 fig. 68,a-b; 1862, Otia Conch., p. 25. Figured holotype USNM 

 5470; 2 paratypes MCZ 161287 ex Smithsonian Inst, (printed 

 label). 



lurida, Nassa: 1849, PBSNH, vol. 3, p. 153 (Tutuilla, Samoa 

 Islands), long. % , lat. % in.; 1852, USEE, vol. 12, p. 257, pi. 19, 

 fig. 325,a-b; 1862, Otia Conch., p. 68. Figured holotype USNM 

 5721; 4 paratypes MCZ 216608 ex Smithsonian Inst, (printed 

 label). 



lutea, Mangelia: 1860, PBSNH, vol. 7, p. 340 (Loo Choo Seas [off 

 Ryukyu Islands], W. Stimpson), axis 5, diam. 2 mm.; 1862, Otia 

 Conch., p. 137. Type lot USNM 24130 original no. 1037 not found; 

 specimen in Redpath Mus. 8450 labeled "from type, Kikaiga, 

 W. Stimpson." NPEE 



luteola 'Couthouy' Gould, Doris: 1852, USEE, vol. 12, p. 295, pi. 22, 

 fig. 389, a-d (kelp off Burnt Island, Orange Harbor [located on the 

 west side of Bahia Nassau, Tierra del Fuego], J. P. Couthouy,) 

 length 2%, breadth 1 in.; not in 1862, Otia Conch. 



luteola, Succinea: 1848, PBSNH, vol. 3, p. 37 (Texas, J. Bartlett), 

 long. y 2 , lat. % in.; 1851, in A. Binney, Terr. Moll. U.S., vol. 2, p. 75, 

 pi. 67c, fig. 1 (Florida .... Texas .... region of Galveston); 1862, 

 Otia Conch., p. 202. 4 syntypes MCZ 156362 labeled "Galveston, 

 Texas" ex BSNH from C. B. Adams coll.; 1 syntype MCZ 167480 

 labeled "Texas" ex A. F. Gray coll. from T. Bland coll. from Gould. 



luteolabrum, Cardium: 1851, PBSNH, vol. 4, p. 91 (San Diego 

 [California], T.P. Green), long. 3%, alt. 3, lat. 2% in.; 1853, BJNH, 

 vol. 6, p. 401; 1862, Otia Conch., p. 213. 



luteus, Tectarius Plate 17, fig. 4 



1861, PBSNH, vol. 8, p. 14 (China Seas, W. Stimpson), axis 6, 

 diam. 4 mm., 1862, Otia Conch , p. 153. Lectotype, here selected, 

 MCZ 169232 ex NYSM 87, original no. G 2526, figured by Yen, 

 1944, Proc. California Acad. Sci., ser. 4, vol. 23, p. 566, pi. 50, figs. 

 42, 43; paratype USNM 611201 from same NYSM lot. NPEE. 



lutosa, Melania: 1847, PBSNH, vol. 2, p. 223 (Upolu, Samoa 

 Islands, J. P. Couthouy), lat. %, alt. 1% in.; 1852, USEE, vol. 12, 

 p. 136, pi. 10, fig. 159, a-c; 1862, Otia Conch., pp. 45, 244. Figured 

 holotype USNM 5559; 7 paratypes MCZ 169257 ex NYSM 72, 

 73 original no. G 2395; paratype MCZ 216803 ex Smithsonian Inst, 

 (printed label). 



lutulentus, Unio: 1850, PBSNH, vol. 3, p. 295 (New Zealand, 

 Drayton), long. 2, alt. 1, lat. % in.; 1852, USEE, vol. 12, p. 428, 

 pi. 37, fig. 542,a-c; 1862, Otia Conch., p. 88. Figured holotype 

 USNM 5927, refigured by McMichael and Hiscock, 1958, Austra- 



