44 U.S. NATIONAL MUSEUM BULLETIN 239 



31; 2 paratypes MCZ 169048 ex NYSM 120, original no. G 2454. 



NPEE. 

 Athoracophorus, new genus: 1852, USEE, vol. 12, p. 1; 1856, 



ibid., Addenda and Corrigenda, p. 500: "Athoracophorus is a new 



name for Janella Gray," not Grateloup 1838. Type species: 



Limax betentacvlatus Quoy, by monotypy. 

 atomaria, Cingula "(?)" Plate 14, fig. 1 



1861, PBSNH, vol. 7, p. 403 (China Seas, W. Stimpson), axis 1.5, 

 diam. 1 mm.; 1862, Otia Conch., p. 147. Holotype USNM 24181, 

 original no. 386. NPEE. 



atomaria, Crithe Plate 8, fig. 12 



1860, PBSNH, vol. 7, p. 384 (China Seas, W. Stimpson), axis 0.5, 

 0.3 mm.; 1862, Otia Conch., p. 139. Measured holotype USNM 

 24181, original no. 386, figured by Yen, 1944, Proc. California 

 Acad. Sci., ser. 4, vol. 23, p. 575, pi. 51, figs. 62, 63. NPEE. 



atrata, Columbella [(Anachis)] Plate 8, fig. 5 



1860, PBSNH, vol. 7, p. 334 (Hong Kong Harbor [China], W. 

 Stimpson), axis 5, diam. 2 mm.; 1862, Otia Conch., p. 131. Lecto- 

 type, here selected, USNM 2026, figured by Yen, 1944, Proc. 

 California Acad. Sci., ser. 4, vol. 23, p. 572, pi. 51, figs. 14, 15; 

 2 paratypes USNM 24172; 2 paratypes MCZ 169049 ex NYSM 

 30, original no. G 2464; paratype Redpath Mus. 8066. NPEE. 



atricallosus, Bulimus: 1843, PBSNH, vol. 1, p. 140 ([Tavoy,] 

 British Burmah [Burma], F. Mason), length 2% breadth 1 in.; 

 1844, BJNH, vol. 4, p. 457, pi. 24, fig. 3 [Gould says he had two 

 specimens]; 1862, Otia Conch., p. 190. Figured holotype MCZ 

 169050 ex NYSM 198, original no. A 6524; paratype MCZ 169050, 

 a sinistral specimen, from same NYSM lot. 



atropurpureus, Trochus {Monodonta) [Clanculus]: 1849, PBSNH, 

 vol. 3, p. 107 ([Pango Pango,] Tutuilla, Navigator [Samoan] Islands), 

 alt. % , lat. % a in.; 1852, USEE, vol. 12, p. 189, pi. 13, fig. 224,a-d; 



1862, Otia, Conch., p. 59, 245. Figured Holotype USNM 5624. 

 attenuatus 'Couthouy' Gould, Eolis: 1852, USEE, vol. 12, p. 305, 



pi. 25, fig. 401, a-d (found on a fragment of Megacystus, off the 



coast of Chili, lat. 36° S; long. 74° W., Mr. North), full length 



2Y 2 , breadth of foot }{ in.; not in 1862, Otia Conch. 

 aurantia, Truncatella: 1847, PBSNH, vol. 2, p. 208 (Mangsi 



Island, near Borneo [Strait of Balabac], Pickering), long. % , lat. 



Koin.; 1852, USEE, vol. 12, p. 110, pi. 8, fig. 125,a-b; 1862, Otia 



Conch., p. 39. 

 aurantiaca, Cerithiopsis: 1861, PBSNH, vol. 7, p. 388 (China Seas, 



W. Stimpson), axis 2, diam. 1 in.; 1862, Otia Conch., p. 142. Note 



in original USNM catalog under 381: "Lost." 



