176 BULLETIN 91, UNITED STATES NATIONAL MUSEUM. 



three specimens (Coll. No. 641); Cat. No. 250524, one specimen 

 (Coll. No. 1397); Cat. No. 249761, four specimens (Coll. No. 1033). 



Genus SCHISMOPE Jeffreys. 



SCHISMOPE INSIGNIS Smith. 



Cat. No. 249762, U.S.N.M., four specimens from Port Alfred (Coll. 

 No. 1034). Cat. No. 249763, U.S.N.M., one specimen from the 

 same locality (Coll. No. 1035). 



Family FISSURELLIDAE. 



Genus FISSURELLA Bruguiere. 



FISSURELLA NATALENSIS Krauss. 



Cat. No. 97992, U.S.N.M., two specimens from Albany. Cat. No. 

 186890, U.S.N.M., one from Port Alfred (Coll. No. 260) 



FISSURELLA MUTABILIS Sowerby. 



Cat. No. 150, U.S.N.M, nine specimens collected by William 

 Stimpson on the North Pacific Exploring Expedition at Simons Bay, 

 Cape of Good Hope. Cat. No. 43075, U.S.N.M., two specimens from 

 the Cape of Good Hope. Cat. No. 89909, U.S.N.M., two specimens 

 from the same place. Cat. No. 98030, U.S.N.M., three specimens 

 from Albany, South Africa. Cat. No. 227799, U.S.N.M., six speci- 

 mens from Port Alfred (Coll. No. 894). Cat. No. 227800, U.S.N.M., 

 six specimens from the same locality (Coll. No. 895). Cat. No. 

 249777, U.S.N.M., four young specimens from the same place (Coll. 

 No. 1049). 



Genus PUPILLAEA Gray. 



PUPILLAEA APERTA Sowerby. 



Cat. No. 17329, U.S.N.M., one specimen from the Cape of Good 

 Hope. Cat. No. 89908, U.S.N.M., two specimens from the Cape of 

 Good Hope. Cat. No. 98034, U.S.N.M., seven specimens from 

 Albany, South Africa. Cat. No. 186887, U.S.N.M., one from Port 

 Alfred (Coll. No. 257). Cat. No. 186888, U.S.N.M., three from the 

 same source (Coll. No. 258). Cat. No. 186889, U.S.N.M., one from 

 the same place (Coll. No. 259). The following seven lots showing 

 variations of color pattern are also from Port Alfred: Cat. No. 

 227796, U.S.N.M., six specimens (Coll. No. 891); Cat. No. 227797, 

 U.S.N.M., four specimens (Coll. No. 892); Cat. No. 227798, U.S.N.M., 

 four specimens (Coll. No. 893) ; Cat. No. 250570, U.S.N.M., one speci- 

 men (Coll. No. 1443); Cat. No. 249776, U.S.N.M., three specimens 

 (Coll. No. 1048); Cat. No. 249780, U.S.N.M., three specimens (Coll. 

 No. 1052); Cat. No. 249781, U.S.N.M., three specimens (Coll. No. 

 1053). 



