58 U.S. NATIONAL MUSEUM BULLETIN 239 



Stimpson), long. 15, alt. 10 mm.; 1862, Otia Conch., p. 117. Meas- 

 ured holotype USNM 1562; 6 smaller paratypes USNM 24148. 

 NPEE. 



comptus, Conus: 1853, BJNH, vol. 6, p. 387, pi. 14, fig. 23 (Santa 

 Barbara [California], E. Jewett), length V/ iy breadth % in.; 1862, 

 Otia Conch., p. 187: ". . . is declared to be a rubbed specimen of a 

 young Conus purpurascens Sowerby=(?omts achatinus Menke." 



concentrica, Ervilia Plate 24, fig. 2 



1862, PBSNH, vol. 8, p. 281 (dredged off coast of North Carolina, 

 Coast Survey), long. 6 + , alt. 4, lat. 3 mm.; 1862, Otia Conch., p. 

 239. Lectotype, here selected, MCZ 169092 ex NYSM 357, 

 original no. G 2574; 3 paratypes MCZ 169093 and 1 paratype 

 USNM 611263 from same NYSM lot. 



concentrica, Tellina [Arcopagia]: 1850, PBSNH, vol. 3, p. 253 

 (Feejee [Fiji] Islands), long. 1%, alt. 1%, lat. % in.; 1852, USEE, vol. 

 12, p. 404, pi. 36, fig. 519,a-b; 1862, Otia Conch., pp. 8, 246. 



concentricum, Lepton Plate 28, fig. 4 



1861, PBSNH, vol. 8, p. 33 (Sydney Harbor [New South Wales, 

 Australia], W. Stimpson), long. 10, lat. 4 — , alt. 7 mm.; 1862, Otia 

 Conch., p. 171. Half measured holotype USNM 24306, original 

 no. 308. NPEE. 



concinna, Mangelia: 1860, PBSNH, vol. 7, p. 382 (Loo Choo 

 [Okinawa, Byukyu Islands], W. Stimpson, axis 10, diam. 4 mm.; 



1862, Otia Conch., p. 137. NPEE. 



concinna 'Gould,' Helicina: 1875, 27th Ann. Rep. NYSM, p. 52 

 [nomen nudum]. 



concinna, Stomatella Plate 21, fig. 7 



1845, PBSNH, vol. 2, p. 26 (Sandwich [Hawaiian] Islands), long. 

 %, lat. %o in.; 1862, Otia Conch., p. 195. Measured holotype 

 MCZ 169090 ex NYSM 144, original no. G 2212; paratype MCZ 

 169091 and paratype USNM 611219 from same NYSM lot; 2 

 paratypes MCZ 88089 ex BSNH 1325, original no. 25. 



concinna, Thracia: 1861, PBSNH, vol. 8, p. 23 (Kagos[h]ima Bay 

 [Japan], W. Stimpson), long. 17, alt. 11, lat. 8 mm.; 1862, Otia 

 Conch., p. 161. Type lot USNM 1314, not found. NPEE. 



concinnus, Chiton [(Leptochiton)] : 1859, PBSNH, vol. 7, p. 164 

 (Hakodadi [Hakodate, Japan], W. Stimpson), long. 8, lat. 5 mm.; 

 1862, Otia Conch., p. 117. The measured holotype USNM 2077 

 is rolled up, and the paratype USNM 24041 has been taken apart. 



concordialis, Succinea: 1848, PBSNH, vol. 3, p. 38 (near Lake 

 Concordia [Texas], J. Bartlett), long. y 2) lat. % in.; 1851, in A. 

 Binney, Terr. Moll. U.S., vol. 2, p. 82, pi. 67a, fig. 2; 1862, Otia 



