8 Dr. P. P. Carpenter on new Forms of MoUusca 



403 b. Chemnitzia [Itorquata, var.) stylina. 

 C. testa C. torquatcB simili, sed valde teretiore, gracillima, internum 

 subdiaphana ; anfr. nucl. ii., decliviter sitis, margines spirae fere 

 }iarallelos vix superantibus ; norm, xii., angustis, subplanatis, su- 

 turis distinctis ; costis radiantibus circ. xxiii., latis, declivibus, 

 testa juniore continuis, adulta fascia haud sculpta suprasuturali 

 gejiaratis ; interstitiis parvis, haud sculptis ; basi rotundata, haud 

 sculpta ; columella parum torta. Long. •32, long. spir. "27, lat. '8, 

 div. 10°. 

 Hub. Sta. Barbara [Jewett) ; Monterey (Cooper). 



Chemnitzia Virgo. 



C. testa parva, alba, gracili, stylina ; anfr. nucl. ii., decliviter sitis, 

 margines spirse subparallelos haud superantibus ; norm, viii., 

 subrotundatis, suturis distinctis ; costulis radiantibus circ. xviii., 

 angustis, acutioribus, ssepe attingentibus, circa peripheriam haud 

 sutjito evanidis, interstitiis subaequalibus alte spiraliter sulcatis, 

 sulcis circ. viii., latera costarum crenulantibus, costas haud super- 

 antibus; basi valde rotundata, curta, haud sculpta; axi lacunato; 

 peritremate vix continuo; columella recta. Long. '18, long, 

 spir. -14, lat. -O.i, div. 12°. 



Hab. "Sta. Barbara," 1 specimen (Jewett). 



Dunkeria laminata. 



D: testa satis elevata, rufo-fusca, fasciis pallidioribus interdum cincta; 

 anfr. nucl. ii., helicoideis, valde decliviter sitis, margines spirae 

 subrectos haud superantibus ; norm, viii., subrotundatis, suturis 

 impressis ; costis spiralibus rotundatis, in spira iv., aliisque sutu- 

 ralibus vix rotundatis, interstitiis minoribus impressis ; super eas 

 laminis radiantibus acutioribus circ. xxx., circa basim rotundatam 

 tenuiter continuis ; litis spiralibus basalibus circ. viii., obtusis, colu- 

 mellam versus subflesuosam obsoletis ; peritremate continuo ; labio 

 appresso. Long. -2.'), long. spir. -18, lat. -07, div. 20°. 



Hab. Sta. Barbara [Jewett) ; San Diego [Cooper). 



This beautiful Fenelloid species may be regarded as the type 

 of the group Dunkeria. 



EuJima Thersites. 



E. testa parva, curtissima, albida, arcuata, valde distorta ; margini- 

 l)us spirae dextro subrecto, sinistro valde excurvato ; anfr. nucl. 

 ?. . (decollatis) ; norm, vi., Ifevibus, subplanatis, suturis distinctis ; 

 basi valde arcuata ; apertura subovah, dextrorsum producta ; peri- 

 tremate continuo, valde calloso ; labro sinuato. Long. '21, long, 

 spir. -13, lat. -09, div. J0°. 



Hab. Sta. Barbara, 1 specimen [Jewett). 



Preeminent for aberration among the distorted Eulimidje. 

 A second specimen occurred from an uncertain source. 



286 



