104 U.S. NATIONAL MUSEUM BULLETIN 239 



loricata, Helix [Anchistoma]: 1846, PBSNH, vol. 2, p. 165 (Cali- 

 fornia), lat. }{, alt. %o in.; 1851, in A. Binney, Terr. Moll. U.S., 

 vol. 2, p. 145, pi. 29a; 1852, USEE, vol. 12, p. 68, pi. 3, fig. 39,a-c 

 (Sacramento River, California, Pickering); 1856, ibid., Addenda 

 and Corrigenda, p. 501; 1862, Otia Conch., pp. 17, 243. Figured 

 holotype USNM 5439; 3 paratypes MCZ 169228 ex NYSM 261, 

 original no. A 5351. 



lota, Cythara Plate 14, fig. 2 



1860, PBSNH, vol. 7, p. 339 (China Seas, W. Stimpson), axis 5, 

 diam. 3 mm.; 1862, Otia Conch., p. 135. Probable holotype, 

 here selected, lectotype USNM 413, figured by Yen, 1944, Proc. 

 California Acad. Sci., ser. 4, vol. 23, p. 575, pi. 51, figs. 16, 23. 

 NPEE. 



lubrica, Tellina: 1861, PBSNH, vol. 8, p. 28 (Hakodadi [Hakodate] 

 Bay [Japan], in sandy mud, 6 fathoms, W. Stimpson), long. 14, 

 alt. 9, lat. 4 mm.; 1862, Otia Conch., p. 167. Type lot USNM 

 1688 not found. NPEE. 



lubrica, Theora Plate 25, fig. 5 



1861, PBSNH, vol. 8, p. 24 (Hakodadi [Hakodate] Bay [Japan], very 

 common in mud, 6 fathoms, W. Stimpson), long. 11, alt. 7, lat. 

 3 mm.; 1862 Otia Conch., p. 162. Lectotype, here selected, 

 USNM 1685; 2 paratypes USNM 611840 from same lot. Para- 

 types G 2501 listed as lost in 1875, 27th Ann. Rep. NYSM, p. 13. 

 NPEE. 



Lucia, new genus: 1862, PBSNH, vol. 8, p. 283. Type species: 

 Chiton confossa Gould, by monotypy; 1862, Otia Conch., p. 240. 

 See Pilsbry, 1892, Manual of Conchology, ser. 2, vol. 14, p. 211. 



lucida, Lutraria Plate 28, fig. 7 



1861, PBSNH, vol. 8, p. 29 (Kagos[h]ima [Japan], W. Stimpson), 

 long. 40, alt. 20, lat. 8 mm.; 1862, Otia Conch., p. 168. Lectotype, 

 here selected, USNM 1317. In the original description, mention 

 is made that a specimen in the collection of H. Cuming (now in the 

 British Museum, Natural History) was larger than those collected 

 by the NPEE. The measurements are probably those of the 

 Cuming specimen. NPEE. 



lucida, Rhynconella: 1860, PBSNH, vol. 7, p. 323 (dredged off 

 Japan Coast [sic], 30°35' N., 130°40' E., in 110 fathoms, sand, by 

 Capt. Stevens of the Hancock), diameters about ){ in.; 1862, 

 Otia Conch., p. 120. NPEE. 



lucida, Segmentina Plate 36, figs. 5, 6 



1859, PBSNH, vol. 7, p. 41 (Loo Choo [Okinawa, Ryukyu Islands], 

 W. Stimpson), alt. #<,, lat. }{ in.; 1862, Otia Conch., p. 106. Lecto- 

 type, here selected, USNM 24243, original no. 834, figured by 



